620 Via De La Vista
Inverness 94937 · Inverness · Unincorporated Marin · Coordinates: 38.11089, -122.88171
Executive Verdict · Public-Records Synthesis
Zoned C-RSP-0.33 in Unincorporated Marin and mapped CAL FIRE very high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,770,000 ($1,558,000–$1,982,000).
Upsides & Opportunities
- ✓ 2 documented municipal building permits on file
On-parcel permit history is indexed through Oct 29, 2025, letting you verify roof, HVAC, electrical, or structural work against seller disclosures.
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)
- ! CAL FIRE Very High Fire Hazard Severity Zone (State Responsibility Area) (all of the lot of lot)
Located in a mapped Fire Hazard Severity Zone. Expect Chapter 7A ignition-resistant building standards, defensible-space inspections, and stricter property insurance underwriting.
Source: CAL FIRE FHSZ (map Apr 1, 2024)
- ! 2 slow or stalled nearby projects within ½ mile
Closest lead: Accessory dwelling unit at 350 Via De La Vista (0.47 mi NE, 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 (~$20,805/yr at $1,770,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,734/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:
- 56,541 sq ft (1.30 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 620 VIA DE LA VISTA
Zoning & Land Use
C-RSP-0.33 — Residential Single Family Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUPossible, with conditions
Zoned C-RSP-0.33 (single-family residential): state law allows ADUs where homes are allowed. Very High Fire Hazard Severity Zone covers all of the lot: cities may limit ADUs here for fire safety and evacuation.
- SB 9: two homes on the lotPossible, with conditions
Zoned C-RSP-0.33, a single-family residential zone. Very High Fire Hazard Severity Zone (State responsibility area) covers all of the lot: SB 9 requires the project to meet the fire hazard mitigation standards.
- SB 9: split into two lotsPossible, with conditions
Zoned C-RSP-0.33, a single-family residential zone. The lot is 56,541 sq ft by the assessor, room for two lots of at least 1,200 sq ft, each at least 40% of the original. Very High Fire Hazard Severity Zone (State responsibility area) covers all of the lot: SB 9 requires the project to meet the fire hazard mitigation standards.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Very High Fire Hazard Severity Zone (State Responsibility Area) (all of the lot, map Apr 1, 2024)
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06041C0210E, effective August 15, 2017
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,558,000 – $1,982,000 · Status: Off market
HUD Small Area FMR (ZIP 94937) · FY 2026
Studio $2,400 · 1BR $2,870 · 2BR $3,480 · 3BR $4,450 · 4BR $4,610
Developments Deserving Closer Investigation & Active Area Builders
- Accessory dwelling unit at 350 Via De La Vista (Issued)0.47 mi NE
Active in "Issued" for 13.1 yr (first record Oct 2, 2013) with no new permit activity recorded in 11.7 yr.
- Accessory dwelling unit at 615 Via De La Vista (Issued)280 ft SW
Active in "Issued" for 12 mo (first record Nov 5, 2025) with no new permit activity recorded in 8 mo.
- New home at 370 A Via De La Vista (Issued)0.35 mi E
High-impact scale (1 housing unit, $2,110,000 declared valuation across 2 permits).
Entity-resolved builders & contractors in ½ mile: Nc Roofing Solution (1 on parcel, 1 in ½ mi · Roof replacement); Ace Wiring Electric (1 on parcel, 1 in ½ mi · Electrical / panel); Rodoni Construction (4 in ½ mi · New garage / accessory structure); Jigsaw Construction (2 in ½ mi · Accessory dwelling unit (new or conversion)); Plum Builders (1 in ½ mi · Addition (adds square footage)).
Permit & Project History on This Parcel (2 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B44583 | Roof replacement | Issued | Iss. Oct 29, 2025 | $13,000 | Reroof 1000 sqft. Install new Torch Down — ReRoofing |
| B44463 | Electrical / panel | Issued | Iss. Oct 21, 2025 | $9,405 | 200A underground meter main like-for-like 2x 100A Sub panel replacement like-for-like — Service Upgrade |