ADU Rules: Pasadena vs South Gate
How do adu rules rules compare between Pasadena, CA and South Gate, CA?
South Gate has fewer restrictions than Pasadena.
Pasadena, CA
Los Angeles County
Pasadena allows ADUs under California state law (AB 68, SB 13, AB 881). Both attached and detached ADUs are permitted. The city has streamlined its permitting process to comply with state mandates.
View full Pasadena rules →South Gate, CA
Los Angeles County
South Gate must allow accessory dwelling units (ADUs) and junior ADUs (JADUs) on any parcel with an existing or proposed single-family or multifamily dwelling, in conformance with Cal. Gov. Code §65852.2 and §65852.22. The South Gate Municipal Code Title 11 (Zoning) implements these state ADU standards ministerially.
View full South Gate rules →Key Facts Comparison
| Fact | Pasadena | South Gate |
|---|---|---|
| Detached ADU | Up to 1,200 sq ft | - |
| Junior ADU | Up to 500 sq ft | - |
| Setback | 4 feet for detached ADU | - |
| Parking | None required near transit | - |
| Governing law | - | Cal. Gov. Code §65852.2 (ADUs); §65852.22 (JADUs) |
| Local code | - | South Gate Municipal Code Title 11 (Zoning), Ch. 11.25 |
| By-right ADU size | - | 800 sq ft, 16-ft height, 4-ft setbacks |
| Max detached ADU | - | 1,200 sq ft (state floor) |
| JADU max | - | 500 sq ft (within existing SFD) |
| Review type | - | Ministerial (no public hearing) |
| Approval timeline | - | 60 days from complete application (Gov. Code §65852.2(b)) |
Highlighted rows indicate differences between cities.
Pasadena FAQ
Can I build an ADU in Pasadena?
Yes. California law requires cities to allow ADUs. Detached units up to 1,200 sq ft and junior ADUs up to 500 sq ft are permitted.
Do I need to live on the property?
No. California state law removed owner occupancy requirements for ADUs.
South Gate FAQ
Can South Gate ban ADUs in single-family zones?
No. Cal. Gov. Code §65852.2 preempts local bans. South Gate must allow ADUs ministerially on any single-family or multifamily lot.
Do I need a public hearing for an ADU in South Gate?
No. State law requires ministerial (over-the-counter) approval within 60 days of a complete application — no Planning Commission hearing.
Can I build an ADU and a JADU on the same lot?
Yes. State law allows one ADU plus one JADU on a single-family lot in South Gate.
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