507 Slodown Ct
Novato 94947 · Indian Valley · Unincorporated Marin · Coordinates: 38.09339, -122.59718
Executive Verdict · Public-Records Synthesis
Zoned Undesignated in Unincorporated Marin and mapped CAL FIRE moderate fire hazard severity zone (state responsibility area) due diligence; benchmark value $1,283,000 ($1,129,000–$1,437,000).
Upsides & Opportunities
- ✓ Documented permitted upgrades (+$30,250 contributory est.)
Public building records show issued construction/renovation work on this parcel (6 total permits, latest Apr 23, 2026).
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 Moderate 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 (181399): Issued after 6 mo (2.0× the 83d median) — above the 75th percentile for remodel / interior alteration permits in Unincorporated Marin (median 83d, 75th pct 148d, n=1,054).
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 (0.32 mi SE, 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:
- 20,735 sq ft (0.48 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 507 SLODOWN CT
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
- Moderate 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 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: $1,129,000 – $1,437,000 · 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
- Accessory dwelling unit at 0 Indian Valley Rd (Applied)0.32 mi SE
In "Applied" for 22 mo (since Jan 23, 2025), exceeding the 253d median and 456d 75th percentile for new single-family home permits in Unincorporated Marin (n=121). High-impact scale (1 housing unit, $950,000 declared valuation across 1 permit).
- Remodel / interior alteration (181399) (Issued)On this parcel
Issued after 6 mo (2.0× the 83d median) — above the 75th percentile for remodel / interior alteration permits in Unincorporated Marin (median 83d, 75th pct 148d, n=1,054).
- Accessory dwelling unit at 1955 Indian Valley Rd (Issued)0.16 mi W
Active in "Issued" for 11.6 yr (first record Apr 15, 2015) with no new permit activity recorded in 11.4 yr.
- New home at 419 Bloom Ln (Issued)0.21 mi S
Active in "Issued" for 10.6 yr (first record Mar 31, 2016) with no new permit activity recorded in 7.8 yr.
Entity-resolved builders & contractors in ½ mile: Kroll Constructiion (3 on parcel, 3 in ½ mi · Electrical / panel); Gabriel Lopez Construction (1 on parcel, 1 in ½ mi · Remodel / interior alteration); Pete A Knight Costruction (1 on parcel, 1 in ½ mi · Electrical / panel); Owner Builder (15 in ½ mi · Remodel / interior alteration); Owner (5 in ½ mi · New single-family home).
Permit & Project History on This Parcel (6 permits, 0 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 181399 | Remodel / interior alteration | Issued | Iss. Apr 23, 2026 | $55,000 | Remodel Bath; Expand Fam Rm Bath; Rmdl Family Room; Remodel Entry Porch; Laundry Plumbing |
| B44682 | Electrical / panel | Issued | Iss. Nov 5, 2025 | $3,000 | Meter main electrical service upgrade — Service Upgrade |
| 150560 | Electrical / panel | Issued | Iss. Jan 28, 2016 | $550 | Electric For Septic |
| 147212 | HVAC / heat pump | Issued | Iss. May 20, 2015 | $4,000 | Replace Wood Burning Fireplace W/Gas Insert |
| 147210 | Remodel / interior alteration | Issued | Iss. May 20, 2015 |