11 Sherwood Rd
Inverness 94937 · Inverness · Unincorporated Marin · Coordinates: 38.08568, -122.84283
Executive Verdict · Public-Records Synthesis
Zoned C-RSP-0.33 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 $1,596,000 ($1,404,000–$1,788,000).
Upsides & Opportunities
- ✓ ADU & SB 9 infill pathways screen as likely eligible
Zoned C-RSP-0.33 supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 130,898 sq ft lot.
Source: Unincorporated Marin zoning · CA Gov. Code 66314 & 65852.21
- ✓ Documented permitted upgrades (+$7,701 contributory est.)
Public building records show issued construction/renovation work on this parcel (3 total permits, latest Apr 22, 2025).
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
Remodel / interior alteration (93135): Pending in review for 19 mo (6.9× the 83d median) — slower than 90% of remodel / interior alteration permits in Unincorporated Marin (median 83d, 90th pct 266d, n=1,054).
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: Accessory dwelling unit at 11 Redwood Ave (0.13 mi E, applied). 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:
- 130,898 sq ft (3.01 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 11 SHERWOOD RD
Zoning & Land Use
C-RSP-0.33 — Residential Single Family Planned (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned C-RSP-0.33 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned C-RSP-0.33, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned C-RSP-0.33, a single-family residential zone. The lot is 130,898 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 06041C0229E, 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: $1,404,000 – $1,788,000 · 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
- Remodel / interior alteration (93135) (Applied)On this parcel
Pending in review for 19 mo (6.9× the 83d median) — slower than 90% of remodel / interior alteration permits in Unincorporated Marin (median 83d, 90th pct 266d, n=1,054).
- Remodel / interior alteration (91730) (Applied)On this parcel
Pending in review for 3 yr (13.0× the 83d median) — slower than 90% of remodel / interior alteration permits in Unincorporated Marin (median 83d, 90th pct 266d, n=1,054).
- Accessory dwelling unit at 11 Redwood Ave (Applied)0.13 mi E
In "Applied" for 4.6 yr (since Apr 25, 2022), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121).
- Demolition at 12732 Sir Francis Drake Blvd (Applied)0.27 mi N
In "Applied" for 2.5 yr (since Apr 26, 2024), exceeding the 55d median and 261d 90th percentile for demolition permits in Unincorporated Marin (n=130).
Entity-resolved builders & contractors in ½ mile: James Petersen Industries (1 on parcel, 1 in ½ mi · Solar / battery storage); Fidelity Roof (2 in ½ mi · Demolition); Avila And Wadlington Contractors (1 in ½ mi · New single-family home); Kelly Domer Partners Dba Pacific Constr (1 in ½ mi · Addition (adds square footage)).
Permit & Project History on This Parcel (3 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 93135 | Remodel / interior alteration | Applied | App. Apr 22, 2025 | $20,000 | Addition Of Bathroom To Existing Artists Studio. |
| 91730 | Remodel / interior alteration | Applied | App. Dec 1, 2023 | $20,000 | Build (N) Bath In (E) Workshop; Isntall Lift Pump To Septic System |
| 164282 | Solar / battery storage | Issued | Iss. Feb 21, 2020 | $22,519 | Pv Solar 5.36kw - Express |