SB 1211 in San Jose
SB 1211 reshaped what's buildable on existing multifamily lots in San Jose: 8 detached ADUs on top of whatever you already have, approved ministerially. Here's what it means for property owners in Santa Clara County.
The Bay Area angle
High land basis but tech-driven rents make ADU pro-formas pencil quickly — payback windows of 6–9 years are common. What makes San Jose interesting under SB 1211 is its mix of pre-1980 multifamily stock and rents that pencil even modest builds.
Worked example: an 8-unit building in San Jose
An 8-unit existing multifamily property in San Jose can add up to 10 new homes under SB 1211: 8 detached units (the statutory cap) plus 2 interior conversions. At San Jose's median rent of $2,900/mo, that's roughly $348K in additional gross annual rent on land you already own.
Ministerial review under §66314 means no hearings, no neighborhood-character findings, no design boards.
San Jose jurisdiction notes
San Jose offers pre-approved ADU plan sets. Like every California city, San Jose cannot require less than SB 1211 allows — it can permit more.
Approval pathway in San Jose
- Ministerial approval — no hearings, no comment period
- 4-foot side and rear setbacks
- 18-foot height limit
- No 1:1 replacement parking required (uncovered or covered)
- 60-100 days typical permit timeline
- Estimated eligible lot pool in San Jose: 11,000
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Frequently asked questions about SB 1211 in San Jose
Does SB 1211 apply to my San Jose property?
If your lot in San Jose (Santa Clara County) currently has 2 or more legal residential units, yes — SB 1211 applies as state law and supersedes local ordinances that conflict with §66314. Single-family lots use SB 9 instead.
How long do permits take in San Jose?
San Jose typically issues SB 1211 permits in 60-100 days under ministerial review. San Jose offers pre-approved ADU plan sets.
What's a San Jose multifamily ADU actually worth?
At San Jose's median 1BR rent of $2,900/month, an 8-detached-ADU project produces roughly $278K in additional gross annual rent — before counting interior conversions.
Can San Jose require parking replacement?
No. §66313 prohibits cities — including San Jose — from requiring 1:1 replacement of any parking spaces removed to build SB 1211 ADUs.
Are there Santa Clara County overlays I need to worry about?
Possibly. Coastal-zone parcels, historic districts, and very-high fire-severity zones still trigger objective-standards review. But subjective design or neighborhood-character review is preempted.