604 Seminary Dr
Mill Valley 94941 · Strawberry · Unincorporated Marin · Coordinates: 37.88347, -122.50367
Parcel & Assessor
- Lot size:
- 34,412 sq ft (0.79 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 604 SEMINARY DR
Zoning & Land Use
RMP-2.47-BFC — Residential Multiple Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RMP-2.47-BFC (multifamily residential): state law allows ADUs where homes are allowed. 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 RMP-2.47-BFC (multifamily residential), not a single-family residential zone.
- SB 9: split into two lotsUnlikely
Zoned RMP-2.47-BFC (multifamily residential), not a single-family residential zone.
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 06041C0469F, 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: $2,094,000 – $2,666,000 · Status: Off market
HUD Small Area FMR (ZIP 94941) · FY 2026
Studio $2,730 · 1BR $3,270 · 2BR $3,960 · 3BR $5,060 · 4BR $5,240
Developments Deserving Closer Investigation & Active Area Builders
- Demolition at 604 Seminary Dr (Issued)On this parcel
Active in "Issued" for 7.3 yr (first record Jul 17, 2019) with no new permit activity recorded in 7.3 yr.
- Demolition at 171 Great Cir Dr (Applied)0.14 mi SE
Active in "Applied" for 14 mo (first record Aug 14, 2025) with no new permit activity recorded in 14 mo.
- New home (Entitled)0.18 mi SE
Active in "Entitled" for 5.1 yr (first record Sep 30, 2021) with no new permit activity recorded in 5.1 yr.
- New home at 50 Great Cir Dr (Issued)0.26 mi SE
Active in "Issued" for 20 mo (first record Feb 18, 2025) with no new permit activity recorded in 16 mo.
Permit & Project History on This Parcel (2 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 163585 | Remodel / interior alteration | Issued | Iss. Dec 17, 2019 | $25,000 | Strct Rmdl Wine Cellar, Repair Trellis Supports, Raise Railing To Code |
| 162106 | Demolition | Issued | Iss. Jul 17, 2019 | $5,000 | Exploratory Demo Only; Remove Ext Finishes Or Courtyard & Stairs |