Marin County property record for 18 Cedar Ave, Larkspur, CA 94939
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,718 sqft · built 1974 |
| Lot Size | 0.265 acres (11,550 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,987,000 (Jun 2006) |
| Tax Bill | $43,415 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 020-222-13 |
| Primary APN | 020-222-13 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 3,718 sqft Living Area |
| Basement Area | 513 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1999 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Tar & Gravel |
| Lot Area | 11,550 sqft (0.265 acres) |
| Garage Area | 790 sqft |
| Parking Spaces | 3 Parking Spaces |
| Deck Area | 1,055 sqft |
| Patio Area | 1,055 sqft |
| Heating System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 18 CEDAR AVE |
|---|---|
| City | LARKSPUR |
| State | CA |
| Zip | 94939-1304 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | PARCEL MAPS 9 PG 80 BLK F LOT C |
| Legal Block | F |
| Legal Lot Number | C |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 3 |
| Census Block | 3000 |
| 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 | 18 CEDAR AVE, LARKSPUR, CA 94939-1304 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 20, 2006 · Amount on Record |
| Deed Sale | Jun 20, 2006 · Amount on Record |
| Prior Sale | Jan 7, 2004 · Amount on Record |
| Deed Document Number | 200638760 |
| Prior Transfer Date | Mar 29, 2003 |
| Prior Transfer Doc | 0000038548 |
| Record Updated | Sep 20, 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 | $3,557,074 (+2%) Land $1,951,292 Building $1,605,782 | |
| 2025 | $43,415.00 (+5.59%) Homeowner's exemption | $3,487,348 (+4.04%) Land $1,913,044 Building $1,574,304 |
| 2023 | $41,115.00 (+0.91%) Homeowner's exemption | $3,351,959 Land $1,838,774 Building $1,513,185 |
| 2022 | $40,743.00 |
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 |
| 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 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.03% 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 609 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: GeoLinks, Unwired, Verizon.
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