Marin County property record for 40 Locust Ave, Larkspur, CA 94939
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1.5 ba · 1,016 sqft · built 1974 |
| Lot Size | 0.048 acres (2,100 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $399,000 (Jun 2001) |
| Tax Bill | $8,816 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 020-180-01 |
| Primary APN | 020-180-01 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 1,016 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Colonial |
| Lot Area | 2,100 sqft (0.048 acres) |
| Deck Area | 28 sqft |
| Patio Area | 28 sqft |
| Heating System | Central |
|---|
| Street Address | 40 LOCUST AVE |
|---|---|
| City | LARKSPUR |
| State | CA |
| Zip | 94939-1361 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | LARKSPUR |
| Legal Block | 11 |
| Legal Lot Number | 3,4 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 120002 |
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 | PO BOX 883, LARKSPUR, CA 94977-0883 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 7, 2001 · Amount on Record |
| Deed Sale | Jun 7, 2001 · Amount on Record |
| Prior Sale | Sep 4, 1998 · Amount on Record |
| Deed Document Number | 200132899 |
| Last Transfer Date | Sep 14, 2012 |
| Transfer Doc | 0000064580 |
| Record Updated | Oct 29, 2026 |
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Larkspur City |
| Elementary School District | Larkspur Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $612,438 (+2%) Land $307,372 Building $305,066 | |
| 2025 | $8,816.00 (+5.81%) Homeowner's exemption | $600,431 (+4.04%) Land $301,346 Building $299,085 |
| 2023 | $8,332.00 (+1.54%) Homeowner's exemption | $577,119 Land $289,646 Building $287,473 |
| 2022 | $8,206.00 |
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 in force |
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 448 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
May also be available: T-Mobile, Unwired.
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