617 Galerita Way
San Rafael 94903 · Santa Venetia · Unincorporated Marin · Coordinates: 38.01325, -122.51687
Executive Verdict · Public-Records Synthesis
Zoned R1-B1 in Unincorporated Marin with likely ministerial ADU eligibility and mapped FEMA AE flood due diligence; benchmark value $1,239,000 ($1,090,000–$1,388,000).
Upsides & Opportunities
- ✓ Ministerial ADU / JADU pathway likely eligible
Zone R1-B1 allows residential use qualifying for ministerial ADU review under state law (1 ADU permit permitted within ¼ mile in 36 months).
Source: Unincorporated Marin zoning · CA Gov. Code 66314
- ✓ Documented permitted upgrades (+$72,750 contributory est.)
Public building records show issued construction/renovation work on this parcel (4 total permits, latest Apr 15, 2026).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (parcel APN)
Watchouts & Due Diligence
- ! FEMA Special Flood Hazard Area (AE, all of the lot of lot)
Zone AE: 1% annual chance flood (Special Flood Hazard Area) overlaps this parcel. Expect mandatory flood insurance for federally backed loans and floodplain elevation/mitigation rules for new units or SB 9 applications.
Source: FEMA National Flood Hazard Layer (parcel polygon)
- ! Delayed or open permit activity on this parcel
New garage / accessory structure (181480): Issued after 13 mo (2.4× the 164d median) — above the 75th percentile for new garage / accessory structure permits in Unincorporated Marin (median 164d, 75th pct 294d, n=356).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! 4 slow or stalled nearby projects within ½ mile
Closest lead: New home at 16 Crestview Way (0.32 mi S, issued). 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 (~$14,699/yr at $1,239,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,225/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:
- 5,924 sq ft (0.14 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 617 GALERITA WAY
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 lotPossible, with conditions
Zoned R1-B1, a single-family residential zone. FEMA Special Flood Hazard Area (Zone AE) covers all of the lot: the project must meet the National Flood Insurance Program floodplain standards, or the lot needs a map revision.
- SB 9: split into two lotsPossible, with conditions
Zoned R1-B1, a single-family residential zone. The lot is 5,924 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original. FEMA Special Flood Hazard Area (Zone AE) covers all of the lot: the project must meet the National Flood Insurance Program floodplain standards, or the lot needs a map revision.
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 AE: 1% annual chance flood (Special Flood Hazard Area) (all of the lot) · FIRM panel 06041C0294E, 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: $1,090,000 – $1,388,000 · Status: Off market
HUD Small Area FMR (ZIP 94903) · FY 2026
Studio $2,880 · 1BR $3,450 · 2BR $4,180 · 3BR $5,340 · 4BR $5,530
Nearby Activity (½ mile radius, since November 2024)
8 active or recent development projects (6 housing units across completed, permitted, and pipeline stages) and 259 total building permits recorded within ½ mile.
- New construction2 permits (1 units)
- Adds housing (ADU)5 permits (5 units)
- Demolition2 permits
- Additions & renovations10 permits
- Building systems197 permits
- Repairs6 permits
- Other37 permits
Developments Deserving Closer Investigation & Active Area Builders
- New home at 16 Crestview Way (Issued)0.32 mi S
Active in "Issued" for 2.5 yr (first record May 20, 2024) with no new permit activity recorded in 15 mo. High-impact scale (1 housing unit, $770,000 declared valuation across 1 permit).
- Accessory dwelling unit at 798 Hacienda Way (Applied)0.2 mi N
In "Applied" for 11.1 yr (since Oct 5, 2015), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121).
- New garage / accessory structure (181480) (Issued)On this parcel
Issued after 13 mo (2.4× the 164d median) — above the 75th percentile for new garage / accessory structure permits in Unincorporated Marin (median 164d, 75th pct 294d, n=356).
- Addition (adds square footage) (181479) (Issued)On this parcel
Issued after 13 mo (2.5× the 160d median) — above the 75th percentile for addition (adds square footage) permits in Unincorporated Marin (median 160d, 75th pct 249d, n=316).
Entity-resolved builders & contractors in ½ mile: Structural Integrity (3 on parcel, 3 in ½ mi · Addition (adds square footage)); Able Roofing (1 on parcel, 1 in ½ mi · Roof replacement); Owner Builder (40 in ½ mi · Remodel / interior alteration); Owner (20 in ½ mi · Remodel / interior alteration); Lsr Maintenancellc (5 in ½ mi · Remodel / interior alteration).
Permit & Project History on This Parcel (4 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 181480 | New garage / accessory structure | Issued | Iss. Apr 15, 2026 | $33,075 | Detached Workshop W/Covered Porch |
| 181479 | Addition (adds square footage) | Issued | Iss. Apr 15, 2026 | $97,000 | Addition & Remodel To Master Bedrm & Bath; Deck |
| B45992 | Windows / doors / siding | Issued | Iss. Feb 25, 2026 | $5,000 | Siding Replacement |
| B29290 | Roof replacement | Issued | Iss. Apr 4, 2022 | $14,210 | REMOVE AND REPLACE CLASS A COMP SHINGLE ROOF. — ReRoofing; With Electronic Inspection |