475 Ridge Rd
Novato 94947 · Novato · Coordinates: 38.09546, -122.59049
Executive Verdict · Public-Records Synthesis
Zoned RVL-80 in Novato with likely ministerial ADU eligibility and mapped CAL FIRE moderate fire hazard severity zone (local responsibility area) due diligence; benchmark value $1,126,000 ($957,000–$1,295,000).
Upsides & Opportunities
- ✓ Ministerial ADU / JADU pathway likely eligible
Zone RVL-80 allows residential use qualifying for ministerial ADU review under state law.
Source: Novato zoning · CA Gov. Code 66314
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 Moderate Fire Hazard Severity Zone (Local 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 Mar 24, 2025)
- ! Delayed or open permit activity on this parcel
New home: Active in "Issued" for 3.3 yr (first record Jul 24, 2023) with no new permit activity recorded in 3.3 yr.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! 5 slow or stalled nearby projects within ½ mile
Closest lead: Accessory dwelling unit at 0 Indian Valley Rd (0.38 mi S, 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:
- 24,132 sq ft (0.55 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 475 RIDGE RD
Zoning & Land Use
RVL-80 — Very Low Density Residential (Novato)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned RVL-80 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotCan't tell
Zoned RVL-80 (single-family residential): we can't tell whether it counts as a single-family zone for SB 9. Very low density and rural residential: large-lot; confirm SB 9 with the city.
- SB 9: split into two lotsCan't tell
Zoned RVL-80 (single-family residential): we can't tell whether it counts as a single-family zone for SB 9. Very low density and rural residential: large-lot; confirm SB 9 with the city.
Mapped Hazard Zones on This Lot
- CAL FIRE Fire Hazard Severity Zone
- Moderate Fire Hazard Severity Zone (Local Responsibility Area) (all of the lot, map Mar 24, 2025)
- FEMA National Flood Hazard Layer
- Zone X: minimal flood hazard (all of the lot) · FIRM panel 06041C0277E, 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: $957,000 – $1,295,000 · 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
Nearby Activity (½ mile radius, since November 2024)
3 active or recent development projects (2 housing units across completed, permitted, and pipeline stages) and 37 total building permits recorded within ½ mile.
- New construction2 permits
- Adds housing (ADU)1 permit (1 units)
- Additions & renovations3 permits
- Building systems24 permits
- Repairs2 permits
- Other5 permits
Developments Deserving Closer Investigation & Active Area Builders
- New home (Issued)On this parcel
Active in "Issued" for 3.3 yr (first record Jul 24, 2023) with no new permit activity recorded in 3.3 yr.
- Accessory dwelling unit at 0 Indian Valley Rd (Applied)0.38 mi S
Active in "Applied" for 22 mo (first record Jan 23, 2025) with no new permit activity recorded in 22 mo. High-impact scale (1 housing unit, $950,000 declared valuation across 1 permit).
- New home at 1783 Indian Valley Rd (Issued)0.43 mi S
Active in "Issued" for 11.8 yr (first record Jan 14, 2015) with no new permit activity recorded in 11.4 yr.
- New commercial building at 1754 Indian Valley Rd (Applied)0.44 mi S
Active in "Applied" for 16 mo (first record Jul 29, 2025) with no new permit activity recorded in 16 mo.
Permit & Project History on This Parcel (0 permits, 1 grouped projects)
No building permits recorded on this parcel in our dataset.
State HCD Housing Element APR records on this parcel: 3 entries (report years 2023, 2024, 2025).