4280 Montgomery St
Oakland 94611 · Piedmont Avenue · Oakland · Coordinates: 37.82970, -122.25084
Parcel & Assessor
- Lot size:
- 5,004 sq ft (0.11 ac)
- Assessor use:
- 2 units, SFR with detached accessory dwelling unit, R&T 402.1
- Tax rate area:
- 17
- Addresses on lot:
- 4280 MONTGOMERY ST; 4282 MONTGOMERY ST
Zoning & Land Use
RM-2 (Oakland)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RM-2 (multifamily residential): state law allows ADUs where homes are allowed. We read RM-2 from the zoning code's name; we haven't checked it against Oakland's code text. On a multifamily lot the state allowance is different: ADUs in non-living space of the building, plus up to eight detached ADUs.
- SB 9: two homes on the lotUnlikely
Zoned RM-2 (multifamily residential), not a single-family residential zone. We read RM-2 from the zoning code's name; we haven't checked it against Oakland's code text.
- SB 9: split into two lotsUnlikely
Zoned RM-2 (multifamily residential), not a single-family residential zone. We read RM-2 from the zoning code's name; we haven't checked it against Oakland's code text.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Not in a State-mapped fire hazard severity zone
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06001C0059G, effective August 3, 2009
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,371,000 – $1,745,000 · Status: Off market
HUD Small Area FMR (ZIP 94611) · FY 2026
Studio $2,160 · 1BR $2,400 · 2BR $2,930 · 3BR $3,750 · 4BR $4,440
Developments Deserving Closer Investigation & Active Area Builders
- New home (Issued)On this parcel
Active in "Issued" for 5.6 yr (first record Mar 17, 2021) with no new permit activity recorded in 5.6 yr.
- 14 Units Mixed Use Structure with Density Bonus (Entitled)0.16 mi S
Active in "Entitled" for 3.1 yr (first record Oct 12, 2023) with no new permit activity recorded in 3.1 yr. High-impact scale (14 housing units, 2 deed-restricted affordable across 0 permits).
- Regular Design Review: 6-story (143 unit; 15 VLI) mixed-use building - 50% Density Bonus (Entitled)0.23 mi W
Active in "Entitled" for 20 mo (first record Mar 10, 2025) with no new permit activity recorded in 20 mo. High-impact scale (143 housing units, 7 deed-restricted affordable across 0 permits).
- California College of the Arts Redevelopment (Entitled)0.46 mi N
Active in "Entitled" for 23 mo (first record Dec 18, 2024) with no new permit activity recorded in 23 mo. High-impact scale (448 housing units, 45 deed-restricted affordable across 0 permits).
Permit & Project History on This Parcel (0 permits, 2 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 2 entries (report years 2021, 2022).