11 Tanglewood Ln
Novato 94947 · Indian Valley · Unincorporated Marin · Coordinates: 38.08951, -122.60470
Executive Verdict · Public-Records Synthesis
Zoned Undesignated in Unincorporated Marin and mapped CAL FIRE high fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,139,000 ($1,002,000–$1,276,000).
Upsides & Opportunities
- ✓ 1 documented municipal building permit on file
On-parcel permit history is indexed through Jul 23, 2026, 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) (about 49% 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)
- ! 6 slow or stalled nearby projects within ½ mile
Closest lead: New home at 10 Tanglewood Ln (170 ft NW, 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 (~$13,549/yr at $1,139,000)
Sale triggers reassessment to 1.00% base + ~0.15% voter debt (~$1,129/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:
- 128,676 sq ft (2.95 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 11 TANGLEWOOD LN
Zoning & Land Use
Undesignated — Undesignated (Novato)
A2-B4 — Agriculture Limited (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADUCan't tell
Zoned Undesignated (other): ADUs are allowed if the zone allows a home, which depends on the zone's rules. The parcel point also falls in A2-B4.
- SB 9: two homes on the lotCan't tell
Zoned Undesignated (other): we can't tell whether it counts as a single-family zone for SB 9. Undesignated. The parcel point also falls in A2-B4.
- SB 9: split into two lotsCan't tell
Zoned Undesignated (other): we can't tell whether it counts as a single-family zone for SB 9. Undesignated. The parcel point also falls in A2-B4.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- High Fire Hazard Severity Zone (State Responsibility Area) (about 49% of the lot, map Apr 1, 2024); Moderate Fire Hazard Severity Zone (State Responsibility Area) (about 51% of the lot, map Apr 1, 2024)
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06041C0278D, 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: $1,002,000 – $1,276,000 · Status: Off market
HUD Small Area FMR (ZIP 94947) · FY 2026
Studio $2,250 · 1BR $2,690 · 2BR $3,260 · 3BR $4,160 · 4BR $4,320
Developments Deserving Closer Investigation & Active Area Builders
- New home at 10 Tanglewood Ln (Issued)170 ft NW
Active in "Issued" for 8.5 yr (first record May 24, 2018) with no new permit activity recorded in 7.2 yr.
- Accessory dwelling unit at 441 Wilson Ave (Issued)0.27 mi NW
Active in "Issued" for 5.7 yr (first record Feb 25, 2021) with no new permit activity recorded in 5.7 yr.
- Accessory dwelling unit at 443 Wilson Ave (aka 441) (Issued)0.29 mi NW
Active in "Issued" for 5.4 yr (first record Jun 25, 2021) with no new permit activity recorded in 4.8 yr.
- Accessory dwelling unit at 1955 Indian Valley Rd (Issued)0.42 mi NE
Active in "Issued" for 11.6 yr (first record Apr 15, 2015) with no new permit activity recorded in 11.4 yr.
Entity-resolved builders & contractors in ½ mile: Kelly Plumbing And Heating (1 on parcel, 1 in ½ mi · Other); Owner Builder (12 in ½ mi · Remodel / interior alteration); Owner (7 in ½ mi · New garage / accessory structure); Design Build Specialists (2 in ½ mi · New garage / accessory structure); Wormood (2 in ½ mi · Remodel / interior alteration).
Permit & Project History on This Parcel (1 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| B47610 | Other | Issued | Iss. Jul 23, 2026 | $10,500 | Replace Mechanical Appliance |