Marin County property record for 20 Willow Ave, Fairfax, CA 94930
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 890 sqft · built 1917 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $450,000 (Aug 2003) |
| Tax Bill | $9,745 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 001-235-03 |
| Primary APN | 001-235-03 |
|---|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 890 sqft Living Area |
| Year Built | Built 1917 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Contemporary |
| Lot Area | 4,000 sqft (0.092 acres) |
| Deck Area | 255 sqft |
| Patio Area | 255 sqft |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 20 WILLOW AVE |
|---|---|
| City | FAIRFAX |
| State | CA |
| Zip | 94930-1218 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 7 |
| Legal Subdivision | RIDGEWAY PARK |
| Legal Lot Number | 7 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 114200 |
Source: Marin County records, as of July 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 20 WILLOW AVE, FAIRFAX, CA 94930-1218 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 22, 2003 · Amount on Record |
| Deed Sale | Aug 22, 2003 · Amount on Record |
| Prior Sale | Aug 13, 1996 · Amount on Record |
| Deed Document Number | 2003102254 |
| Prior Transfer Date | Apr 30, 1997 |
| Prior Transfer Doc | 0000023677 |
| Record Updated | Oct 29, 2026 |
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Fairfax Town |
| Elementary School District | Ross Valley Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $652,562 (+2%) Land $471,295 Building $181,267 | |
| 2025 | $9,745.00 (+4.62%) Homeowner's exemption | $639,768 (+4.04%) Land $462,055 Building $177,713 |
| 2023 | $9,315.00 (+1.23%) Homeowner's exemption | $614,928 Land $444,115 Building $170,813 |
| 2022 | $9,202.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 8 (1993–2024) |
| Claims Outside the SFHA | 8 of 8 |
| Most Recent Claim | Feb 2024 · rainfall accumulation |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.02% annual chance |
| Exposure | Indirect within ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MARIN MUNICIPAL WATER DISTRICT serves 188,116 people · EPA ID CA2110002 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2023 |
| Lead | Under 1 ppb (2019–2021) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 810 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Unwired.
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