PermitPathLA

Western San Fernando Valley · LA County

ADU permits in Agoura Hills

Zip codes:91301

Agoura Hills is an independent city of about 21,000 people in the far western San Fernando Valley (SFV), bordered by Calabasas, Westlake Village, and the Santa Monica Mountains National Recreation Area. It runs its own building and planning departments. The city is overwhelmingly residential, with large hillside-area lots, equestrian-zoned pockets, and significant Very High Fire Hazard Severity Zone (VHFHSZ) coverage.

Independent city — not LADBS

Agoura Hills runs its own building department. Permits go through Agoura Hills Planning Division, not the Los Angeles Department of Building and Safety (LADBS). Our address checker pulls real zoning + overlay data for any Los Angeles County address. The Agoura Hills ordinance breakdown below covers the city-specific permit path.

Agoura Hills by the numbers

Rounded figures from the 2020 US Census, LA County Assessor parcel data, and the city's own published reports. Estimates only — your specific lot can vary widely.

Population

21,000

2020 Census

Single-family homes

~6,800

LA County Assessor

Median lot size

8,800 sqft

Approximate

Median home value

$1.4M

Zillow / Redfin

What makes Agoura Hills different

Agoura Hills' ADU ordinance is in Agoura Hills Municipal Code Title 9. The city retains hillside-area rules + design review for ADUs visible from designated scenic corridors. Most of Agoura Hills sits in the VHFHSZ. Plan check is typically 60 days for non-hillside ADUs; hillside parcels add 4-8 weeks for geotech / soils review.

Agoura Hills ADU ordinance — the rules that apply

Last verified: 2026-05-12

The current ADU rules in Agoura Hills, sourced from the city's published ordinance and verified against CA Government Code §65852.2 (which preempts local rules stricter than state baselines). When you see "state default," that means the city can't reduce below this number under state law.

Max detached ADU size

1,200 sqft (state default)

Max ADU height

16 ft / 18 ft with second-story setbacks

Setbacks

4 ft side / 4 ft rear (state minimum)

Hillside Area rules

Apply on slopes over 10%

Lot-coverage limits + ridgeline protection + geotech / soils review.

VHFHSZ construction

Class A roofing + ember-resistant venting + fire-rated assemblies

Most of the city.

Local processing time

60 days; +4-8 weeks for hillside

Pre-approved standard plans

None city-specific

Source: Agoura Hills Planning Division

Active overlays + extra rules in Agoura Hills

City overlays + state-level designations that hit a meaningful share of Agoura Hills parcels. Each affects what you can build, how long it takes, or how much it costs.

Very High Fire Hazard Severity Zone (VHFHSZ)

~85% of parcels

Most of the city sits in the VHFHSZ. Chapter 7A construction required.

Hillside Area

~50% of parcels

Slopes over 10% trigger geotech / soils review + grading limits.

Santa Monica Mountains Conservancy adjacencies

~8% of parcels

Lots bordering Conservancy land face setback-from-natural-feature rules on top of city setbacks.

Watch-outs specific to Agoura Hills

Patterns we see across Agoura HillsADU permits. None are dealbreakers — they're just the things people get wrong most often.

  1. 01

    VHFHSZ defensible space inspection at final

    Most Agoura Hills parcels need 100 ft defensible space cleared + inspected before final occupancy. Coordinate the brush inspection at building permit issuance.

  2. 02

    Las Virgenes Unified school fees apply

    Las Virgenes Unified School District (LVUSD) charges school facility fees on ADUs over 500 sqft. LVUSD also covers Calabasas, Hidden Hills, and Westlake Village.

  3. 03

    Wildlife crossing context — the Liberty Canyon bridge

    The Wallis Annenberg Wildlife Crossing over the 101 at Liberty Canyon is under construction in Agoura Hills. ADU construction in adjacent areas may face additional environmental-coordination requirements.

Need a person, not a wizard?

Routes that fit Agoura Hills

Based on what we know about Agoura Hills, these are the lead types that usually make sense here. Pick whichever fits your situation. All free, no obligation.

Complex permit context

Request a Agoura Hills permit referral

Coastal, hillside, historic, fire-zone, or multi-overlay parcels in Agoura Hills usually mean a permit expediter pays for itself in saved months. We work with vetted Los Angeles permit expediters and expeditors (both spellings) who've handled Agoura Hills projects.

Permit types I'm thinking about

We don't sell your details. No obligation, no fee from us.

Talk to our financing broker

Want someone to walk you through your options?

Our in-house broker has 30+ years in LA mortgage and ADU financing. He'll lay out HELOC, construction-to-perm, and ADU-specific products like Renofi against your situation — free, no obligation.

We don't sell your details. No obligation, no fee from us.

Plans that fit Agoura Hills lots

Agoura Hillsdoesn't maintain a city-specific pre-approved plan library the way the Los Angeles Department of Building and Safety (LADBS) does. California Department of Housing and Community Development (HCD)-approved prefab (which bypasses local plan check) and custom designer plans are the main paths:

Amenities + civic services in Agoura Hills

Parks, libraries, and the school district that serve the area. Context that matters for renter appeal, family relocation, and long-term resale.

Parks + sports

Chumash Park

Cornell Road, central Agoura Hills

Main community park with baseball, soccer, and the Agoura Hills Recreation Center.

  • Baseball
  • Soccer
  • Basketball
  • Playground
  • Community Center
  • Picnic

Old Agoura Park

Driver Avenue, Old Agoura district

Equestrian-friendly park in the Old Agoura district — horse-keeping is permitted in this neighborhood.

  • Playground
  • Trails
  • Picnic

Reyes Adobe Historical Site

Reyes Adobe Road

Historic adobe + park grounds.

  • Picnic
  • Trails

Libraries

  • Agoura Hills Library

    LA County Library

    Thousand Oaks Boulevard

Public schools

School assignments vary by exact address. The district + notable schools below cover most of the area.

District

Las Virgenes Unified School District (LVUSD)

Notable schools in the area

  • Agoura High School
  • Lindero Canyon Middle School
  • A.C. Stelle Middle School

LVUSD serves Calabasas, Hidden Hills, Agoura Hills, and Westlake Village. Top-performing public district.

Getting around Agoura Hills

Car-dependent. Limited bus service; no rail.

Transit + walkability

Bus lines

  • Metro 161 (Topanga Canyon to Westlake Village)

Nearest rail

Chatsworth Metrolink (about 15 miles east)

Walkability

Almost entirely car-dependent.

Nearby airports

Distance + type for each major Los Angeles-area airport reachable from Agoura Hills. Useful for travel, commute, and any flight-path noise concerns on specific parcels.

  • Van Nuys Airport (VNY)

    ~15 mi

    General aviation

  • Camarillo Airport (CMA)

    ~12 mi

    General aviation

  • Hollywood Burbank Airport (BUR)

    ~22 mi

    Regional / domestic

  • Los Angeles International (LAX)

    ~30 mi

    International

Community + landmarks in Agoura Hills

Annual events, landmarks, and the places that anchor the area's identity. Context for renter appeal and long-term resale.

Annual events

  • Concerts in the Park

    Thursday evenings, June-August

    Free outdoor concerts at Chumash Park.

    Source ↗
  • Liberty Canyon Wildlife Crossing fundraisers

    Various — see Wallis Annenberg site

    Recurring fundraisers for the 101 wildlife crossing, the world's largest at over the road.

    Source ↗

What makes Agoura Hills Agoura Hills

Historic adobe

Reyes Adobe Historical Site

1850s adobe + interpretive site preserving the area's rancho history.

Infrastructure landmark

Wallis Annenberg Wildlife Crossing (under construction)

World's largest wildlife crossing — bridges the 101 at Liberty Canyon to reconnect Santa Monica Mountains cougars + other wildlife. Under construction; opening late 2026.

Reservoir + reserve

Las Virgenes Reservoir

Drinking-water reservoir + adjacent open-space reserve. Hiking trails accessible via Las Virgenes Road.

Frequently asked questions about Agoura Hills ADUs

Can I build an ADU in Agoura Hills?

Yes. Agoura Hills allows ADUs under its local ordinance, aligned with California Government Code §65852.2 (the state baseline that preempts overly-strict local rules). Most single-family lots can host one ADU plus one JADU. Permits go through Agoura Hills Planning Division, not LADBS — see the ordinance table above for the specific rules.

How does Agoura Hills differ from LA City for ADU permits?

Three main differences: the permit agency (Agoura Hills Planning Division vs. LADBS), the local ordinance details (each city has some flexibility above the state baseline), and the timeline (some cities are faster, some slower than LA's 60-day plan check). See the ordinance breakdown above for the specifics on each.

How much does it cost to build an ADU in Agoura Hills?

Median home value in Agoura Hills is around $1.4M, which usually means lot economics support a quality ADU build of $200K–$400K all-in. Hillside, coastal, or VHFHSZ lots add 7–25% on top. HCD-prefab units (Connect Homes, Cover, Plant Prefab) bypass local plan check entirely and typically run $190K–$350K turnkey.

Does Agoura Hills have pre-approved standard plans like LA's YOU-ADU?

No. Unlike LADBS, Agoura Hills does not maintain a city-specific pre-approved plan library. The two faster paths are an HCD-approved prefab (factory-certified, skips local plan check) or a custom designer drawing for your lot. The slower path is a fully custom architect-led design.

Will the PermitPathLA wizard work for my Agoura Hills address?

Yes. The wizard pulls real zoning, overlay, and parcel data for any Los Angeles County address, including Agoura Hills. What you'll see today: feasibility for your specific lot, the overlays that apply, and a routing summary pointing at Agoura Hills Planning Division for the permit submittal. Deeper Agoura Hills-specific permit walkthroughs are next on the roadmap as we expand from LADBS into the independent-city ordinances.

Ready to see what your Agoura Hills lot can do?

Our free address checker pulls real zoning, overlay, and parcel data for any Los Angeles County address — including Agoura Hills. Start there and we'll surface what applies to your specific lot.

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