1515 4th St
San Rafael 94901 · San Rafael · Coordinates: 37.97347, -122.53392
Parcel & Assessor
- Lot size:
- 38,986 sq ft (0.89 ac)
- Assessor use:
- Commercial - Improved
- Addresses on lot:
- 1515 4TH ST
Zoning & Land Use
T4MS 50/70 (San Rafael)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned T4MS 50/70 (mixed use): state law allows ADUs where homes are allowed. We read T4MS 50/70 from the zoning code's name; we haven't checked it against San Rafael'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 T4MS 50/70 (mixed use), not a single-family residential zone. We read T4MS 50/70 from the zoning code's name; we haven't checked it against San Rafael's code text.
- SB 9: split into two lotsUnlikely
Zoned T4MS 50/70 (mixed use), not a single-family residential zone. We read T4MS 50/70 from the zoning code's name; we haven't checked it against San Rafael'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: 0.2% annual chance flood hazard (shaded X) (about 2% of the lot); Zone X: minimal flood hazard (about 98% of the lot) · FIRM panel 06041C0456F, effective March 16, 2016
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,320,000 – $1,786,000 · Status: Off market
HUD Small Area FMR (ZIP 94901) · FY 2026
Studio $2,150 · 1BR $2,580 · 2BR $3,120 · 3BR $3,990 · 4BR $4,130
Nearby Activity (½ mile radius, since October 2024)
16 active or recent development projects (411 housing units across completed, permitted, and pipeline stages) and 4 total building permits recorded within ½ mile.
- Adds housing (ADU)2 permits (2 units)
Developments Deserving Closer Investigation & Active Area Builders
- 155 new homes (Entitled)On this parcel
Active in "Entitled" for 2.3 yr (first record Jul 23, 2024) with no new permit activity recorded in 2.3 yr. High-impact scale (155 housing units across 0 permits).
- 162 Unit Multifamily MIxed-Use Bldg (Entitled)90 ft N
Active in "Entitled" for 3.5 yr (first record May 8, 2023) with no new permit activity recorded in 3.5 yr. High-impact scale (162 housing units, 13 deed-restricted affordable across 0 permits).
- Healthy Aging Center and Senior Housing (Issued)0.38 mi E
Active in "Issued" for 4.5 yr (first record Apr 13, 2022) with no new permit activity recorded in 4.5 yr. High-impact scale (67 housing units, 66 deed-restricted affordable across 0 permits).
- 4 new homes (Issued)0.18 mi NW
Active in "Issued" for 16 mo (first record Jul 14, 2025) with no new permit activity recorded in 16 mo. High-impact scale (4 housing units across 0 permits).
Permit & Project History on This Parcel (0 permits, 1 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 1 entry (report years 2024).