Marin County property record for 31 Ridge Ave, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.5 ba · 4,070 sqft · built 2018 |
| Lot Size | 0.901 acres (39,231 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $2,625,000 (May 2020) |
| Tax Bill | $34,941 (2025) |
| Deeds & Mortgages | May 2020 Sale |
| Flood Zone | Zone D (undetermined) |
| APN | 046-151-42 |
| Primary APN | 046-151-42 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 4,070 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2018 |
|---|---|
| Effective Year Built | Effective 2018 |
| Lot Area | 39,231 sqft (0.901 acres) |
| Garage Area | 758 sqft |
| Parking Spaces | 3 Parking Spaces |
| Deck Area | 909 sqft |
| Patio Area | 909 sqft |
| Heating System | Central |
|---|
| Street Address | 31 RIDGE AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1792 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | MARIN CA |
| Township / Civil Division | BOLINAS |
| Census Block Group | 1 |
| Census Block | 1073 |
| Census Tract | 131100 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Listed Area | Within Dipsea Trail, The listed 2010 · 1 contributing resources · NRIS 10000356 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
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 | 131 HICKS ST, BROOKLYN, NY 11201-2397 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 21, 2020 · Amount on Record |
| Deed Sale | May 21, 2020 · Amount on Record |
| Prior Sale | Aug 18, 2015 · Amount on Record |
| Deed Document Number | 202020038 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | May 21, 2020 |
| Property Address | 31 RIDGE AVE, MILL VALLEY, CA 94941-1792 |
| Document Number | 0000020038 |
| Instrument Date | Mar 2, 2020 |
| Instrument | 20038 |
| Transaction Type | Transfer |
| Record Updated | Jun 3, 2020 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $2,888.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 131 HICKS ST BROOKLYN NY 112012397, BROOKLYN, NY 11201-2397 |
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Elementary School District | Mill Valley Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,928,187 (+2%) Land $836,625 Building $2,091,562 | |
| 2025 | $34,941.00 (+5.39%) | $2,870,778 (+4.04%) Land $820,222 Building $2,050,556 |
| 2023 | $33,155.00 (+3.73%) | $2,759,320 Land $788,377 Building $1,970,943 |
| 2022 | $31,964.00 |
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 D undetermined · not studied |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 5 (1982–2018) |
| Claims Outside the SFHA | 3 of 5 |
| Most Recent Claim | Apr 2018 · rainfall accumulation |
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 | Moderate above 57% of the US · lower than 66% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Direct burnable vegetation |
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 205 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Muir Beach LAN, Verizon.
5G (outdoors only) and 4G LTE
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