No situs address on record
· Inverness · Unincorporated Marin · Coordinates: 38.05348, -122.81735
Executive Verdict · Public-Records Synthesis
Zoned C-RSP-0.16 in Unincorporated Marin with likely ADU & SB 9 infill eligibility and mapped CAL FIRE high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,881,000 ($1,599,000–$2,163,000).
Upsides & Opportunities
- ✓ ADU & SB 9 infill pathways screen as likely eligible
Zoned C-RSP-0.16 supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 958,494 sq ft lot.
Source: Unincorporated Marin zoning · CA Gov. Code 66314 & 65852.21
- ✓ 4 documented municipal building permits on file
On-parcel permit history is indexed through Jul 11, 2022, 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 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)
- ! Delayed or open permit activity on this parcel
New home at 70 Fox Dr: Active in "Issued" for 5.8 yr (first record Jan 14, 2021) with no new permit activity recorded in 4.3 yr. High-impact scale (1 housing unit, $1,032,000 declared valuation across 1 permit).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! 2 slow or stalled nearby projects within ½ mile
Closest lead: New home at 5 Fox Dr (0.28 mi E, 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)
Parcel & Assessor
- Lot size:
- 958,494 sq ft (22.00 ac)
- Assessor use:
- Single-Resid. - Unimproved
- Addresses on lot:
- 1
Zoning & Land Use
C-RSP-0.16 — Residential Single Family Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned C-RSP-0.16 (single-family residential): state law allows ADUs where homes are allowed. The assessor lists the lot as vacant: an ADU needs an existing or proposed main home.
- SB 9: two homes on the lotLikely eligible
Zoned C-RSP-0.16, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned C-RSP-0.16, a single-family residential zone. The lot is 958,494 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
- 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 06041C0237D, effective May 4, 2009
- CGS Alquist-Priolo Earthquake Fault Zone
- Not in an Alquist-Priolo Earthquake Fault Zone
Surrounding Rent & Value Benchmarks (Public Records)
Range: $1,599,000 – $2,163,000 · Status: Off market
HUD Metro FMR (San Francisco, CA HUD Metro FMR Area) · FY 2026
Studio $2,485 · 1BR $2,977 · 2BR $3,604 · 3BR $4,604 · 4BR $4,772
Nearby Activity (½ mile radius, since November 2024)
0 active or recent development projects and 13 total building permits recorded within ½ mile.
- Building systems9 permits
Developments Deserving Closer Investigation & Active Area Builders
- New home at 70 Fox Dr (Issued)On this parcel
Active in "Issued" for 5.8 yr (first record Jan 14, 2021) with no new permit activity recorded in 4.3 yr. High-impact scale (1 housing unit, $1,032,000 declared valuation across 1 permit).
- General repair (171877) (Issued)On this parcel
Issued after 14 mo (5.1× the 83d median) — slower than 90% of general repair permits in Unincorporated Marin (median 83d, 90th pct 328d, n=693).
- General repair (171876) (Issued)On this parcel
Issued after 14 mo (5.1× the 83d median) — slower than 90% of general repair permits in Unincorporated Marin (median 83d, 90th pct 328d, n=693).
- New garage / accessory structure (171875) (Issued)On this parcel
Issued after 14 mo (2.6× the 164d median) — above the 75th percentile for new garage / accessory structure permits in Unincorporated Marin (median 164d, 75th pct 294d, n=356).
Entity-resolved builders & contractors in ½ mile: Owner Builder (4 in ½ mi · New single-family home); Louis Ptak Construction (2 in ½ mi · New garage / accessory structure).
Permit & Project History on This Parcel (4 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 171877 | General repair | Issued | Iss. Jul 11, 2022 | $16,000 | Ret Walls Below House |
| 171876 | General repair | Issued | Iss. Jul 11, 2022 | $13,000 | Driveway Ret Wall |
| 171875 | New garage / accessory structure | Issued | Iss. Jul 11, 2022 | $149,000 | Det Garage |
| 171874 | New single-family home | Issued | Iss. Jul 11, 2022 | $1,032,000 | S F D |
State HCD Housing Element APR records on this parcel: 3 entries (report years 2021, 2022).