Local guides
LA ADU permits by area
ADU rules technically apply LA-wide, but the experience of getting one permitted depends heavily on where your lot sits — what overlays it touches, which Specific Plan governs the block, whether you're in the Hillside Area, and whether your address is even inside the City of LA in the first place. These guides break down the specifics, region by region and neighborhood by neighborhood.
Browse by region
The Valley · SFV
San Fernando Valley
The San Fernando Valley covers ~260 square miles north of the Santa Monica Mountains — about half of the City of LA's residential land area, plus the independent cities of Burbank, Glendale, Calabasas, and Hidden Hills.
17 neighborhoods + cities · ~2,400 ADUs permitted in 2024
The Westside · West LA
Westside Los Angeles
The Westside spans LA's coastal and near-coastal neighborhoods from the Santa Monica Mountains south to LAX.
11 neighborhoods + cities · ~850 ADUs permitted in 2024
NELA · Northeast Los Angeles
Northeast LA
Northeast LA spans the hills and basins between Downtown and the Glendale/Pasadena city borders — Highland Park, Eagle Rock, Echo Park, Silver Lake, Mount Washington, Atwater Village.
12 neighborhoods + cities · ~620 ADUs permitted in 2024
Greater Hollywood
Hollywood
Hollywood spans the dense flats around the entertainment district, north into the Hollywood Hills, and east through East Hollywood.
7 neighborhoods + cities · ~220 ADUs permitted in 2024
Featured neighborhood guides
Detailed guides shipped so far. More coming — we're publishing one neighborhood every 1–2 weeks.
San Fernando Valley · Los Angeles
Woodland Hills
Big lots, R1-1 zoning, and a transit corridor along Ventura make Woodland Hills one of the highest-ADU-permit neighborhoods in LA — but the hillside south of the Boulevard adds real cost.
San Fernando Valley · Los Angeles
Encino
North flats are flat, easy, and ADU-friendly. South hills are some of the most engineered-out ADUs in LA — but homeowners build them anyway because the lots are huge.
San Fernando Valley · Los Angeles
Tarzana
Big lots, less hillside than Encino, less fire-zone exposure than Woodland Hills — Tarzana is a sweet spot for west-valley ADU builds, especially in the flats.
San Fernando Valley · Los Angeles
Studio City
Smaller lots, more design review, but a savvy homeowner base — Studio City sees one of the highest ADU permit rates per single-family parcel in LA.
San Fernando Valley · Los Angeles
Sherman Oaks
Highest ADU permit volume in the central Valley. North flats: easy. South of the Boulevard: expensive, engineered, but the lots are huge.
Westside · Los Angeles
Brentwood
Massive lots, high-end design norms, and heavy hillside / VHFHSZ exposure. Lower ADU volume than the Valley but higher per-project spend.
San Fernando Valley · Los Angeles
Canoga Park
The simplest permit environment in the west Valley. Lower-cost builds, faster plan check, and a real concentration of garage-to-JADU conversions.
San Fernando Valley · Los Angeles
West Hills
Newer homes, bigger rear yards, less garage-conversion inventory. Most West Hills ADU permits are new-build detached.
San Fernando Valley · Los Angeles
Van Nuys
Highest absolute ADU permit volume in LA. Smaller lots favor JADUs and garage conversions over detached new-builds.
San Fernando Valley · Los Angeles
North Hollywood
Dense east Valley with multi-family zoning unlocks. Often 2+ ADUs allowed per lot — most other Valley neighborhoods are capped at one.
San Fernando Valley · Los Angeles
Reseda
Affordable, flat, transit-rich, no hillside. One of the most build-friendly LA neighborhoods for budget-conscious ADU owners.
San Fernando Valley · Los Angeles
Northridge
CSUN-adjacent rental premium + large lots = some of the strongest ADU investment math in the Valley.
San Fernando Valley · Los Angeles
Granada Hills
Larger lots, charter-school premium, mild hillside complication on the north edge. Less ADU volume than Northridge but bigger projects per permit.
Northeast LA · Los Angeles
Highland Park
Bungalow heaven + dense HPOZ coverage. ADU permits take 2-4 months longer here than non-HPOZ LA, but the lots and demand make it worth it.
Northeast LA · Los Angeles
Eagle Rock
No HPOZ (rare for NELA), basin geography, Oxy-adjacent rental demand. Cleanest NELA permit path of any neighborhood.
Northeast LA · Los Angeles
Echo Park
Steep, dense, walkable, historic. Hardest LA permit terrain but some of the strongest ADU rental yields once you're done.
Northeast LA · Los Angeles
Silver Lake
Mid-century modern epicenter, hilly, design-conscious. Most expensive ADU permits in NELA but also the strongest long-term rental yields.
Northeast LA · Los Angeles
Mount Washington
Steepest permit terrain in NELA. Lower volume but higher per-project spend — the people who build here know what they're getting into.
Northeast LA · Los Angeles
Atwater Village
Flat NELA. Silver-Lake-adjacent walkability without the hillside premiums. Easy permit path.
Hollywood · Los Angeles
Hollywood
Dense, small-lot, transit-rich, entertainment-industry rental market. Smallest median lot size of any well-known LA neighborhood.
Hollywood · Los Angeles
Hollywood Hills
Highest per-project ADU spend in LA. Most ADUs here are owner-use, not rental — guest houses, studios, in-law units.
Westside · Los Angeles
Venice
Most complicated permit terrain in LA. 6-12 month timelines vs. 3-5 months elsewhere. Highest rental yields once you're done.
Westside · Los Angeles
Mar Vista
Westside permit middle-ground — east of Lincoln is fast, west of Lincoln needs Coastal Zone approval.
Westside · Los Angeles
Pacific Palisades
Post-fire rebuild zone. Most regulated permit terrain in LA (coastal + hillside + fire). Higher per-project spend than anywhere except Hollywood Hills.