3 Crown Pt
San Rafael 94901 · Country Club · Unincorporated Marin · Coordinates: 37.97132, -122.50781
Executive Verdict · Public-Records Synthesis
Zoned R1-B1 in Unincorporated Marin with likely ADU & SB 9 infill eligibility and zero mapped flood, fire, or fault hazard overlaps; benchmark value $1,740,000 ($1,531,000–$1,949,000).
Upsides & Opportunities
- ✓ ADU & SB 9 infill pathways screen as likely eligible
Zoned R1-B1 supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 26,572 sq ft lot. Local precedent is active with 3 ADU permits within ¼ mile over the last 36 months.
Source: Unincorporated Marin zoning · CA Gov. Code 66314 & 65852.21
- ✓ Documented permitted upgrades (+$6,400 contributory est.)
Public building records show issued construction/renovation work on this parcel (8 total permits, latest Aug 26, 2026).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (parcel APN)
Watchouts & Due Diligence
- ! Mapped flood awareness zone (Zone X: minimal flood hazard)
all of the lot of the parcel intersects Zone X: minimal flood hazard. Outside mandatory federal SFHA insurance rules, but check local drainage and finished-floor requirements.
Source: FEMA National Flood Hazard Layer (parcel polygon)
- ! 6 slow or stalled nearby projects within ½ mile
Closest lead: New home (0.32 mi W, entitled). Inspect timeline history before assuming near-term completion.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · HCD APR (½-mile radius)
- ! Year 1 Prop 13 tax reset (~$20,460/yr at $1,740,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,705/mo). Confirm exact Mello-Roos / CFD special assessments on the county tax bill.
Source: CA Const. Art. XIIIA (Prop 13) · County Tax Collector
Parcel & Assessor
- Lot size:
- 26,572 sq ft (0.61 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 3 CROWN PT
Zoning & Land Use
R1-B1 — Residential Single Family (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned R1-B1 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned R1-B1, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned R1-B1, a single-family residential zone. The lot is 26,572 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original.
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 06041C0457E, 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: $1,531,000 – $1,949,000 · 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
Developments Deserving Closer Investigation & Active Area Builders
- New home (Entitled)0.32 mi W
In "Entitled" for 7 yr (since Nov 26, 2019), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121). High-impact scale (1 housing unit, 1 deed-restricted affordable across 0 permits).
- 32 new homes (Issued)0.42 mi SW
Active in "Issued" for 6.6 yr (first record Apr 6, 2020) with no new permit activity recorded in 5.8 yr. High-impact scale (32 housing units across 0 permits).
- 4 level Bldg & remodel (E) Bldg (Issued)0.5 mi W
Active in "Issued" for 3.2 yr (first record Sep 6, 2023) with no new permit activity recorded in 3.2 yr. High-impact scale (35 housing units across 0 permits).
- New home at 7 Sea View Dr (Issued)340 ft SW
Active in "Issued" for 12.5 yr (first record May 19, 2014) with no new permit activity recorded in 12.2 yr. High-impact scale (1 housing unit, $1,400,000 declared valuation across 1 permit).
Entity-resolved builders & contractors in ½ mile: Owner (2 on parcel, 15 in ½ mi · Remodel / interior alteration); Rising Design And Construction (1 on parcel, 1 in ½ mi · New garage / accessory structure); Roofing Craftsmen (1 on parcel, 1 in ½ mi · Roof replacement); American Home Renewal (1 on parcel, 1 in ½ mi · Windows / doors / siding); Sunrun Installation Service (1 on parcel, 1 in ½ mi · Solar / battery storage).
Permit & Project History on This Parcel (8 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B48100 | Windows / doors / siding | Issued | Iss. Aug 26, 2026 | $30,500 | Siding Replacement |
| B26767 | Roof replacement | Issued | Iss. Aug 25, 2021 | $35,917 | Remove one (1) existing shingle roof to the sheathing boards. Remove and dispose of 1x fascia dutch gutter approximately… |
| 167053 | New garage / accessory structure | Issued | Iss. Feb 3, 2021 | $200,000 | Add Ma Bdrm; Rmdl Bath & Laundry; Covered Entry; Wndw/Dr In Gar; Repl Wtr Htr, Furnace T.D. 11-9-20 |
| 166903 | Solar / battery storage | Issued | Iss. Jan 19, 2021 | $13,211 | 3.75kw Rooftop Photovoltaic & Energy Storage System |
| 151485 | Other | Issued |