Your Complete Guide to Accessory Dwelling Units

Regulations & Permits

ADU zoning laws, permit timelines, and setback rules by state and city — verified against official municipal sources for 2026.

59 articles

Financing

Compare HELOCs, construction loans, cash-out refis, and 203(k) rehab loans for your ADU — with real rates, terms, and qualification tips.

2 articles

Floor Plans

ADU floor plans from 300 to 1,200 sq ft — studio, one-bedroom, and two-bedroom layouts optimized for livability and lot fit.

1 articles

Builder Guide

How to vet ADU contractors, compare bids, manage your build timeline, and avoid the most costly mistakes homeowners make.

35 articles

Design & Interiors

Space-saving ADU design ideas, small-space interior layouts, and aesthetic inspiration for studios through two-bedroom units.

1 articles

Regulations & PermitsCalifornia

Featured Guides

Our most popular and comprehensive ADU resources.

Costs & Budgeting

ADU Cost Per Square Foot in 2026: Real Costs by Type & State

See real ADU cost per square foot in 2026 by type, size, and state. Compare detached, attached, garage, and prefab — with worked budget examples.

25 min read

Costs & Budgeting

Prefab ADU Cost: Real All-In Prices (2026)

Prefab ADU cost isn't just the sticker price. See real installed prices by size and brand, compare prefab vs. site-built, and learn what drives the total.

22 min read

Costs & Budgeting

How Much Does an ADU Cost? Real 2026 Prices by Type

How much does an ADU cost in 2026? See national ranges by type, size, and hidden costs — plus a free ADU cost calculator.

25 min read

Financing

ADU Financing: Every Option Explained

From HELOCs to ADU-specific loans, construction loans, and cash-out refinances — find the right way to fund your ADU project.

10 min read

California ADU Laws 2025: What to Know

California's ADU regulations have changed dramatically. Here's what setbacks, size limits, owner-occupancy rules, and AB 2221 mean for you.

14 min read

Floor Plans

Detached ADU Floor Plans: 15 Layouts

Explore 15 practical detached ADU floor plans from 400 to 1,200 sq ft. Includes studio, 1-bed, and 2-bed layouts with dimensions.

7 min read

Builder GuideSan Diego

Best ADU Builders San Diego County: 2026 Costs & Picks

San Diego County ADU builders compared honestly: real 2026 costs, permit fees by city, a 14-point bid checklist, and the right builder for your project.

Regulations & PermitsEscondido

Builder GuideChula Vista

Best ADU Builders Chula Vista: 2026 Costs & Permits

Compare Chula Vista ADU builders by project fit, real city fee data, the City Standard plan path, and the April 2026 catch nobody else tells you.

30 min read

Escondido ADU Permit Process 2026: Fees, Timeline, Checklist

Escondido ADU permit process decoded: real fee math from City code, full document checklist, PAADU vs custom, AB 2533 legalization, free 60-sec address check.

Regulations & PermitsEscondido

Escondido ADU Laws 2026: Rules, Fees, Permits & Sizes

Escondido ADU laws made simple: real size caps, setbacks, fees, PAADU options, and the City-vs-County trap most homeowners miss. Verified 2026.

El Cajon ADU Laws 2026: Rules, Setbacks, Fees & Permits

El Cajon ADU laws for 2026 — decoded. Real city permit fees, the 60-day clock, setback-to-height matrix, JADU and multifamily rules, and your next step.

Regulations & PermitsLa Mesa

La Mesa ADU Laws 2026: Rules, Setbacks, Permits & PADU Plans

La Mesa ADU laws decoded for 2026: 1,200 sq ft max, 4-ft setbacks, 5 City PADU plans, $2,000 fee waiver, and the parking rule most miss. Verified May 14, 2026.

Regulations & PermitsSantee

Santee ADU Permit Process 2026: 9 Steps, Fees & Checklist

Santee ADU permit process: 9 steps, exact 2026 city fees, 14-document checklist, Ordinance 630, the 60-day deemed-approval clock, and a free property check.

48 min read

Regulations & PermitsSantee

Santee ADU Laws 2026: Rules, Setbacks & Fees [Checklist]

Santee ADU laws decoded for 2026 — real fees, size and setback rules, the City-vs-County trap, AB 1033 status, and a free 60-second lot-fit check.

46 min read

Regulations & PermitsDel Mar

Del Mar ADU Laws 2026: Coastal Permits, Sizes & Real Fees

Del Mar ADU laws for 2026: real size limits (850/1,000 sq ft), FY 2026 fees, AB 462 coastal-permit timing, and the 7 overlay zones that can stop your build.

Regulations & PermitsSolana Beach

Solana Beach ADU Laws 2026: Rules, Fees & Permits Checklist

Solana Beach ADU laws for 2026: size caps, Coastal Commission approval, 750-sq-ft fee cliff, real 2026 fees, permits, PADU paths, and the local site traps.

44 min read

Regulations & PermitsDel Mar

Del Mar Coastal Zone ADU 2026: CDP Rules, Fees & Lot Check

Del Mar Coastal Zone ADU rules decoded for 2026: AB 462’s 60-day permit clock, real Del Mar fee math, overlay setbacks, and two approved 2025 CDPs.

Regulations & PermitsCoronado

Coronado Coastal Zone ADU 2026: Rules, Fees & Timeline Guide

Coronado coastal zone ADU rules decoded: 2026 fees, 60-day CDP timing, size limits, real permit data, and a free property feasibility check.

Regulations & PermitsImperial Beach

Imperial Beach Coastal Zone ADU: 2026 CDP Rules [Map + Fees]

Imperial Beach coastal zone ADU? Decoded: which projects need a CDP, the $1,050 fee, Green/Red/Blue jurisdiction, and the 2025 AB 462 appeal change.

Regulations & PermitsImperial Beach

Imperial Beach ADU Laws 2026: Coastal Permits, Fees & Rules

Imperial Beach ADU rules in 2026: coastal permits decoded, the $1,050 vs $1,000 fee conflict, size limits, school fees, and a lot-fit checklist.

Regulations & PermitsCoronado

Coronado ADU Laws 2026: Rules, Fees + Real Permit Data Guide

Coronado ADU laws 2026 decoded: real size, height, parking, coastal rules + 31 state-law overrides + verified 2025–26 permit data. Free path check.

Regulations & PermitsSolana Beach

Solana Beach Coastal Zone ADU: 2026 Rules, Permits & Fees

Solana Beach coastal zone ADU rules for 2026: the permit sequence, the 750-vs-800-sq-ft fee decision, real cost math, and a 60-second address check.

Regulations & PermitsLa Mesa

La Mesa ADU Permit Process 2026: Fees, Timeline & Checklist

Permit your La Mesa ADU without the kickback. 8 steps, real fees, $2,000 City waiver, 15/60-day clocks, 5 PADU plans — free 60-second check.

44 min read

El Cajon ADU Permit Guide 2026: Fees, PACO Steps & Checklist

El Cajon ADU permit fees, PACO steps, timeline, and the one trap that derails most projects before design — decoded with real city data. Verified May 2026.

Regulations & PermitsPoway

Poway ADU Permit Process 2026: Timeline, Fees & Checklist

Poway ADU permit process 2026 — online application steps, real review-cycle timing, fee-cliff math, and state-law rules that override Poway's 2019 ordinance.

Regulations & PermitsPoway

Poway ADU Laws 2026: Size, Setbacks, Permits & State Rules

Poway ADU laws decoded for 2026: size, setbacks, fees, fire-zone rules, permit steps, and where state law overrides Poway's 2019 ordinance.

Builder GuidePoway

Best ADU Builders Poway: 7 Fits for 2026 [Costs + Rules]

Compare Poway ADU builders by project type. Real published Poway costs from $219K, the city's rules decoded, and 12 questions to ask before you sign.

Builder GuideEl Cajon

Best ADU Builders El Cajon: 2026 Costs & Rules

Best ADU builders in El Cajon, verified for 2026: real costs, decoded city rules, CSLB checklist, financing paths, and a free feasibility check.

Builder GuideEscondido

Best ADU Builders Escondido: 9 Fits, Costs & Rules [2026]

Independent comparison of 9 Escondido ADU builders. Real 2026 costs, permit timelines, vetting questions, and the rules your builder must know.

Builder GuideVista

Best ADU Builders Vista CA (2026): Costs & Picks

Compare ADU builders in Vista, CA by project type. Real 2026 costs, permit rules, fee waiver decoder, and a free feasibility check.

Builder GuideOceanside

Best ADU Builders Oceanside (2026): Costs & Picks

The best ADU builders Oceanside has, compared by project fit: 2026 costs, public permit records, fee math, and a quote-comparison checklist.

Builder GuideEncinitas

Best ADU Builders Encinitas: 2026 Costs & Permits

Compare the best ADU builders Encinitas homeowners can shortlist, with 2026 published prices, permit traps, and a 2-minute CSLB check before you sign.

Builder GuideCarlsbad

Best ADU Builders Carlsbad: 6 Local Fits + Real 2026 Costs

Compare Carlsbad ADU builders by project type with real 2026 costs, decoded coastal-zone permits, and the 15 questions to ask before you sign.

Builder GuideLa Mesa

Best ADU Builders La Mesa (2026): Costs, Rules & Vetting

Compare La Mesa ADU builders by project type. Real 2026 costs, preapproved plans, $2,000 fee waiver decoded, and a 4-minute CSLB vetting protocol.

Builder GuideSantee

Best ADU Builders Santee CA (2026): Costs, Fees & Picks

Compare Santee ADU builders by project type. Real 2026 costs, post-Sep 2024 fee schedule, school fees decoded, and a 15-question CSLB vetting script.

Builder GuideNational City

Builder GuideDel Mar

Best ADU Builders Del Mar (2026): Verified Shortlist + Costs

Independent Del Mar ADU buyer's guide: verified builder shortlist by project type, real 2026 costs, coastal permit decoded, free feasibility tool.

44 min read

Best ADU Builders National City 2026: Costs, Rules & Catches

Compare National City ADU builders by project type, real permit math, soils-report catch nobody itemizes, and the 14 bid questions every homeowner should ask.

48 min read

Builder GuideUnincorporated San Diego County

Best ADU Builders Unincorporated San Diego County 2026

Compare 8 ADU builders for unincorporated San Diego County by project type. Real 2026 costs, County PDS rules, septic, fire & AB 1033 — verified.

Builder GuideCardiff by the Sea

Best ADU Builders Cardiff by the Sea 2026 [Costs & Permits]

Cardiff ADU builders compared, the new AB 462 coastal permit shortcut, real 2026 costs, and the bid traps that quietly add $50K. Updated May 2026.

Builder GuideBonsall

Best ADU Builders Bonsall: 7 Local Fits + 2026 County Costs

Compare 7 Bonsall ADU builders by project type. 2026 County rules, fee math, septic and fire-zone premiums priced in. Free address feasibility check.

Builder GuideRancho Santa Fe

Best ADU Builders Rancho Santa Fe: 2026 Costs, Rules & Picks

Real 2026 costs, the Covenant Art Jury decoded, the septic flag, AB 1033 update, and 8 Rancho Santa Fe ADU builders compared by project fit.

52 min read

Builder GuideLemon Grove

Best ADU Builders Lemon Grove 2026: Costs, Rules & Fit Guide

Lemon Grove ADU builders, decoded: 2026 city fees, hard-copy permits, ZIP 91945 rents, and a 60-second feasibility check.

46 min read

Builder GuideImperial Beach

Best ADU Builders Imperial Beach (2026): Costs & Coastal

Compare 7 Imperial Beach ADU builders by project type. Real 2026 fees, coastal permit decoder, and bid checklist before you sign.

Builder GuideCoronado

Best ADU Builders Coronado: 2026 Costs + Permit Data [Guide]

Compare Coronado ADU builders by project type, public permit data, 2026 costs, and a 14-point bid checklist before you sign anything.

48 min read

Builder GuideLa Costa

Best ADU Builders La Costa, Carlsbad: 2026 Guide

La Costa, Carlsbad ADU builders compared by project type, with 2026 costs, HOA rules, and a 14-point bid checklist. Independent guide, verified May 2026.

SnapADU Review 2026: Real Costs, Reputation & Fit

SnapADU review for 2026: license, real costs, BBB & Houzz signals, San Diego service area, timeline, and when not to use them.

SnapADU Cost 2026: Plan Prices, Adders & Quote Decoder

SnapADU cost in 2026: $300K–$450K+ all-in. See plan prices, hidden adders, San Diego permit fees, and questions to ask before you sign.

30 min read

SnapADU Floor Plans 2026: Prices, Catalog & Lot Fit

See every SnapADU floor plan, verified base prices ($219K–$696K), pre-approved-city status, and which plan fits your lot before booking a call.

SnapADU Alternatives 2026: 5 ADU Paths [Real Costs]

SnapADU isn't right for every ADU. Compare 5 verified alternatives — design-build, prefab, plan-first — with real prices and exclusions you can check.

SnapADU vs Maxable 2026: Which One You Actually Need

SnapADU builds in San Diego. Maxable matches CA homeowners with builders. We verified what each really costs and where they don't fit.

SnapADU vs Acton ADU: Costs, Service Areas & Which to Call

SnapADU serves Greater San Diego; Acton ADU serves Bay Area and LA County. Compare pricing, timelines, build methods, and service areas. Verified May 2026.

Builder GuideSan Diego

SnapADU vs Better Place Design Build 2026: Costs & Fit

Compare SnapADU and Better Place by cost, ADU type, timeline, warranty, and quote red flags before you hire a San Diego ADU builder.

SnapADU vs Nest Tiny Homes 2026: Costs, Rules & Fit

SnapADU vs Nest Tiny Homes 2026: real costs, code rules, service areas. Get your free 60-second ADU feasibility check before any builder quote.

San Diego County Pre-Approved ADU Plans (2026)

Every San Diego County pre-approved ADU plan, decoded for 2026: city-by-city sizes, fees, code-cycle status, and what's still required to permit. Free.

City of San Diego ADU Plans: 26 Options (2026)

26 City-accepted San Diego ADU plans + 4 SDHC templates decoded for 2026 — real fees, the 30-day rule, and what August 2025 Bonus reforms changed.

Regulations & PermitsSan Marcos

San Marcos ADU Laws (2026): Rules, Fees & Permit Checklist

Real San Marcos ADU laws for 2026. Verified city fees, size limits, the 60-day permit clock, Mello-Roos trap, and a free 60-second property check.

28 min read

Regulations & PermitsSan Marcos

San Marcos ADU Permit Process: Steps, Fees & Timeline 2026

San Marcos ADU permits demystified: PRADU 30-day route, $3,750 City fees, school fees, the CFD/Mello-Roos trap, and the full checklist. 2026.

Regulations & PermitsNational City

National City ADU Laws 2026: Setbacks, Permits & HCD Letter

National City ADU rules for 2026: setbacks, height, HCD December 5 letter, 500/750 fee thresholds, and local-vs-state conflicts to check before you design.

Regulations & PermitsLemon Grove

Lemon Grove ADU Laws 2026: Rules, Fees & State-Law Overrides

Lemon Grove ADU laws 2026: unit counts, sizes, setbacks, fees, permit steps, and state-law overrides. Free address-level feasibility check. Verified May 2026.

58 min read

Regulations & PermitsCalifornia

County of San Diego ADU Laws 2026: Rules & Fees

Unincorporated San Diego County ADU laws 2026: PDS fee math, sizes, setbacks, AB 1033 separate sale (April 4), JADUs, septic — free address check.

Regulations & PermitsRancho Santa Fe

Rancho Santa Fe ADU Laws 2026: Covenant & County

Rancho Santa Fe ADU laws 2026: California state law, San Diego County rules, RSF Covenant Art Jury, AB 1033 separate sale—verified with sources.

Regulations & PermitsSan Marcos

San Marcos Pre-Approved ADU Plans: PRADU Fees & Fit 2026

Yes, San Marcos has free PRADU plans — but they aren’t plug-and-play. Real city fees ($3,750.32), the 750-sf impact-fee rule, and what delays approval.

Regulations & PermitsChula Vista

Chula Vista Pre-Approved ADU Plans: The 2026 Complete Guide

Chula Vista pre-approved ADU plans decoded: 12 City Standard options from 498–1,199 sq ft, $1,012 verified fee savings, and the 2026 code-cycle catch.

Regulations & PermitsEscondido

Escondido Pre-Approved ADU Plans: 4 PAADU Options + Costs

All 4 Escondido pre-approved ADU plans, decoded: real all-in costs, the 30-day rule vs 3-6 month reality, and which PAADU fits your lot.

Encinitas Pre-Approved ADU Plans: 8 Options + 2026 Costs

All 8 Encinitas PRADU plans: sizes, real 2026 costs, the AB 1332 30-day window, 500/750 sq ft fee thresholds, and when free plans become the wrong plan.

Carlsbad Pre-Approved ADU Plans: 2026 Status & 4 Sizes

Carlsbad pre approved ADU plans are paused for 2025 code updates. See 4 sizes, the 750 sq ft fee cliff, and what to do before summer 2026.

San Diego Above Garage ADU: 2026 Costs, Rules & Fee Cliff

What a San Diego above garage ADU costs in 2026, the 500-sf fee cliff that costs $10K+, retrofit vs. rebuild, and a free property check.

Carlsbad Coastal Zone ADU 2026: CDP Rules & Checklist

Carlsbad Coastal Zone ADU permits decoded for 2026: real MCDP rules, AB 462 timing, the fees nobody breaks out, and a free 60-second permit-path check.

Regulations & PermitsVista

Vista ADU Permit Process 2026: Fees, Timeline & Checklist

Vista ADU permit process 2026: verified fees by size, realistic timeline, in-person submittal catch, fee waiver paths — and a free property check.

Regulations & PermitsVista

Vista ADU Laws 2026: Rules, Fees & Permit Checklist

Vista ADU laws decoded: real permit fees, the 750 sq ft rule, fee waivers, 10 pre-approved plans, plus a free lot-fit check. Verified 2026.

Carlsbad ADU Laws 2026: Local Rules, Permits & Coastal Guide

Carlsbad ADU laws 2026: every rule, fee cliff, height, setback & coastal permit decoded — including the 2026 amendments most haven't updated yet. Free check.

Encinitas Coastal Zone ADU: 2026 CDP Rules & Permit Guide

Encinitas Coastal Zone ADU decoded: AB 462 CDPNF process, no Coastal Commission appeals, real 2026 cases, bluff overlay rules. Verified May 2026.

Encinitas ADU Laws 2026: Rules, Fees & Coastal Guide

Encinitas waives most ADU permit fees and allows 1,200 sf detached units. Plain-English rules, real costs, coastal permits decoded. Verified May 2026.

Regulations & PermitsOceanside

Oceanside Coastal Zone ADU: AB 462 Rules, Costs & Permits

Oceanside Coastal Zone ADU after AB 462: no hearing, no appeal for ADU-only approvals, plus real costs, OUSD fees, STR limits, and a free parcel check.

Regulations & PermitsOceanside

Oceanside ADU Laws 2026: Sizes, Setbacks & Fees

Oceanside ADU laws decoded for 2026: real size, setback, permit, coastal CDP, and fee rules — plus the state-law gap most pages miss.

Regulations & PermitsOceanside

Oceanside ADU Permit Process 2026: Fees & Timeline

Oceanside ADU permit process 2026: 7 steps, real eTRAKiT fees, AB 462 coastal rules, HCD findings on the 2022 ordinance, and a full document checklist.

Encinitas ADU Permit Process: 8 Steps & Fees [2026]

Permit an Encinitas ADU in 2026 — 8 steps, real fees, AB 462 coastal path, document checklist, and the trip-ups that add months.

Regulations & PermitsChula Vista

Chula Vista ADU Laws 2026: Rules, Fees & Permits [Checklist]

Real Chula Vista ADU permit fees ($3,951+), size limits, parking, rentals, and the 500/750 sq ft fee traps most homeowners miss. Verified 2026.

San Diego JADU 2026: Real Costs, Rules & Permit Checklist

Build a San Diego JADU for $50K–$150K. Real 2026 costs, the AB 1154 owner-occupancy change, permit fees, and the 499 sq ft trick that saves school fees.

San Diego Stacked ADU 2026: Rules, Costs & Bonus Decoded

Stacked ADUs in San Diego after the August 2025 rollback: what's legal, published costs from $525K–$800K, the Bonus Program decoded, and a free property check.

San Diego ADU Over Garage: 2026 Costs, Rules & Checklist

Can you build an ADU over a garage in San Diego? See real 2026 costs by scope, height & parking rules decoded, and a free 60-second feasibility check.

San Diego Two-Story ADU 2026: Rules, Costs & Lot Fit

San Diego two-story ADU in 2026: July 2025 ordinance decoded, real costs, height and setback rules, and a 60-second lot-fit check before you pay for plans.

San Diego Coastal Zone ADU 2026: CDP Rules & Permits

Building an ADU in San Diego's coastal zone? Verified 2026 CDP triggers, parking exceptions, IB-501 fee math, AB 462's 60-day permit path, and parcel checklist.

San Diego ADU Requirements 2026: Rules & Permits

San Diego ADU requirements decoded for 2026: city rules, the August 2025 bonus rollback, HCD findings, setbacks, fees, and a free parcel check.

San Diego ADU Laws 2026: Rules, Limits & Reforms

City of San Diego ADU laws 2026: size, setbacks, parking, fees, Bonus ADU caps, coastal & fire rules, AB 1033 — plus a free 60-second property check.

San Diego ADU Permit Timeline 2026: Stage by Stage

San Diego ADU permit timeline by path — 30-day pre-approved plans, 60-day state clock, coastal CDP, the real 3–5 month calendar, and a status script.

San Diego ADU Permit Process 2026: Fees & Timeline

San Diego ADU permit process for 2026: real fee math, legal review clocks, August 2025 rule changes, and a free address-level eligibility check.

Regulations & PermitsChula Vista

Chula Vista ADU Permit Process 2026: 8 Steps, Fees & Guide

Chula Vista ADU permit process 2026: 8 steps, verified fee math ($3,951–$4,963 detached), soils waiver, 60-day review clock, and a pre-submittal checklist.

Carlsbad ADU Permit Process 2026: Fees, Timeline & Checklist

Carlsbad ADU permit process: coastal rules, B-1/B-75/P-6 forms, 15-day and 60-day clocks, real fee stack, and your pre-application checklist.

El Cajon Pre-Approved ADU Plans: Sizes, Fees & Permit Guide

El Cajon's 3 free pre-approved ADU plans decoded: real sizes, FY26 fees, the AB 1332 30-day rule, the $100K city loan & the 2025-code catch nobody's surfaced.

San Diego Pre-Approved ADU Plans (2026): 26 Options

San Diego pre-approved ADU plans: 3 City-accepted libraries, 26 options, costs, the 30-day rule, and the 2025 code-cycle catch most pages miss.

Costs & BudgetingSan Diego

San Diego Detached ADU Cost 2026: Real Prices + Fee Math

What a detached ADU really costs in San Diego in 2026 — by size, with City fee triggers, what August 2025 changed, and a free property check.

SnapADU vs Villa Homes 2026: Costs, Fit & Verdict

SnapADU vs Villa Homes — real 2026 costs, service-area gates, HUD vs site-built financing, and who actually fits which builder. End the search here.

Builder GuideSan Diego

SnapADU vs Crest Backyard Homes: San Diego ADU Comparison

Stick-built vs HUD-manufactured: compare SnapADU and Crest Backyard Homes on cost, timeline, lot fit, and financing in San Diego. Verified May 2026.

Builder GuideSolana Beach

Best ADU Builders Solana Beach: 6 Fits + 2026 Costs & Rules

Solana Beach ADU builders compared: real 2026 costs ($300K–$550K), Coastal Commission timeline, license checks. Independent guide, verified May 2026.

Regulations & PermitsImperial Beach

Builder GuideSan Marcos

Best ADU Builders San Marcos CA: 2026 Costs & Picks

Five San Marcos ADU builders compared, real 2026 costs, the CFD fee trap nobody mentions first, and the 12 questions to ask before you sign. Free local report.

28 min read

Plan with Confidence

Every guide is backed by real project data and current regulations. No affiliate bias, no fluff — just the facts you need to make smart ADU decisions.

Learn About Our Process

Latest Guides

Recently published and updated articles.

Imperial Beach ADU Laws 2026: Coastal Permits, Fees & Rules

Imperial Beach ADU rules in 2026: coastal permits decoded, the $1,050 vs $1,000 fee conflict, size limits, school fees, and a lot-fit checklist.

Regulations & PermitsLemon Grove

Lemon Grove ADU Laws 2026: Rules, Fees & State-Law Overrides

Lemon Grove ADU laws 2026: unit counts, sizes, setbacks, fees, permit steps, and state-law overrides. Free address-level feasibility check. Verified May 2026.

58 min read

Regulations & PermitsCalifornia

County of San Diego ADU Laws 2026: Rules & Fees

Unincorporated San Diego County ADU laws 2026: PDS fee math, sizes, setbacks, AB 1033 separate sale (April 4), JADUs, septic — free address check.

Regulations & PermitsRancho Santa Fe

Rancho Santa Fe ADU Laws 2026: Covenant & County

Rancho Santa Fe ADU laws 2026: California state law, San Diego County rules, RSF Covenant Art Jury, AB 1033 separate sale—verified with sources.

El Cajon ADU Laws 2026: Rules, Setbacks, Fees & Permits

El Cajon ADU laws for 2026 — decoded. Real city permit fees, the 60-day clock, setback-to-height matrix, JADU and multifamily rules, and your next step.

Regulations & PermitsLa Mesa

La Mesa ADU Laws 2026: Rules, Setbacks, Permits & PADU Plans

La Mesa ADU laws decoded for 2026: 1,200 sq ft max, 4-ft setbacks, 5 City PADU plans, $2,000 fee waiver, and the parking rule most miss. Verified May 14, 2026.