113 Wolfe Grade
Kentfield 94904 · Kentfield · Unincorporated Marin · Coordinates: 37.95790, -122.53680
Executive Verdict · Public-Records Synthesis
Zoned R1-B2 in Unincorporated Marin with likely ADU & SB 9 infill eligibility and mapped CAL FIRE moderate fire hazard severity zone (local responsibility area) due diligence; benchmark value $2,480,000 ($2,182,000–$2,778,000).
Upsides & Opportunities
- ✓ ADU & SB 9 infill pathways screen as likely eligible
Zoned R1-B2 supports ministerial ADU/JADU review plus SB 9 both two-unit development and ministerial urban lot split on a 30,666 sq ft lot. Local precedent is active with 6 ADU permits within ¼ mile over the last 36 months.
Source: Unincorporated Marin zoning · CA Gov. Code 66314 & 65852.21
- ✓ Documented permitted upgrades (+$11,550 contributory est.)
Public building records show issued construction/renovation work on this parcel (5 total permits, latest Aug 25, 2022).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (parcel APN)
- ✓ Above-average reinvestment in Kentfield
104 substantial renovation & housing permits over 24 months (41.3 per 1,000 parcels vs. 16.4 citywide baseline) (#7 of 22 neighborhoods).
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (Kentfield)
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
Demolition at 113 Wolfe Grade: Active in "Issued" for 5.1 yr (first record Sep 30, 2021) with no new permit activity recorded in 4.6 yr.
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) (review-time benchmark)
- ! 3 slow or stalled nearby projects within ½ mile
Closest lead: Accessory dwelling unit at 34 Wolfe Grade (0.21 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:
- 30,666 sq ft (0.70 ac)
- Assessor use:
- Single-Resid. - Improved
- Addresses on lot:
- 113 WOLFE GRADE
Zoning & Land Use
R1-B2 — Residential Single Family (Unincorporated Marin)
State Housing Pathways Screen (ADU & SB 9)
- ADU or junior ADULikely eligible
Zoned R1-B2 (single-family residential): state law allows ADUs where homes are allowed.
- SB 9: two homes on the lotLikely eligible
Zoned R1-B2, a single-family residential zone.
- SB 9: split into two lotsLikely eligible
Zoned R1-B2, a single-family residential zone. The lot is 30,666 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
- 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 06041C0458F, 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: $2,182,000 – $2,778,000 · Status: Off market
HUD Small Area FMR (ZIP 94904) · FY 2026
Studio $2,260 · 1BR $2,710 · 2BR $3,280 · 3BR $4,190 · 4BR $4,340
Developments Deserving Closer Investigation & Active Area Builders
- Demolition at 113 Wolfe Grade (Issued)On this parcel
Active in "Issued" for 5.1 yr (first record Sep 30, 2021) with no new permit activity recorded in 4.6 yr.
- Accessory dwelling unit at 34 Wolfe Grade (Applied)0.21 mi S
In "Applied" for 2.8 yr (since Jan 17, 2024), exceeding the 253d median and 686d 90th percentile for new single-family home permits in Unincorporated Marin (n=121). High-impact scale (1 housing unit, $750,000 declared valuation across 1 permit).
- Electrical / panel (172219) (Issued)On this parcel
Issued after 7 mo — slower than 90% of electrical / panel permits in Unincorporated Marin (median 0d, 90th pct 2d, n=3,019).
- Remodel / interior alteration (171983) (Issued)On this parcel
Issued after 10 mo (3.7× the 83d median) — slower than 90% of remodel / interior alteration permits in Unincorporated Marin (median 83d, 90th pct 266d, n=1,054).
Entity-resolved builders & contractors in ½ mile: Dan Nowell Dba Eden Roc (3 on parcel, 3 in ½ mi · Electrical / panel); Eden Roc (2 on parcel, 2 in ½ mi · Demolition); Owner Builder (49 in ½ mi · Remodel / interior alteration); Owner (33 in ½ mi · Remodel / interior alteration); Hendrickson Pools (12 in ½ mi · Pool / spa).
Permit & Project History on This Parcel (5 permits, 1 grouped projects)
| Record # | Category | Status | Applied / Issued | Valuation | Description |
|---|---|---|---|---|---|
| 172221 | General repair | Issued | Iss. Aug 25, 2022 | $80,500 | Wood Retaining Wall South Of Lawn |
| 172220 | New garage / accessory structure | Issued | Iss. Aug 25, 2022 | $232,500 | Trellis; Fire Element; Retaining Wall (N Of Lawn); Fence; Railing |
| 172219 | Electrical / panel | Issued | Iss. Aug 25, 2022 | $52,000 | Driveway Retaining Wall, Electric Gate |
| 171983 | Remodel / interior alteration | Issued | Iss. Jul 26, 2022 | $25,000 | Structural Interior Remodel; Most Of House Will Be Demo'd On #89010 |