Marin County property record for 85 Ardmore Rd, Larkspur, CA 94939
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 3,833 sqft · built 1939 |
| Lot Size | 0.287 acres (12,500 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $13,446 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 021-135-03 |
| Primary APN | 021-135-03 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 3,833 sqft Living Area |
| Basement Area | 131 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | Contemporary |
| Lot Area | 12,500 sqft (0.287 acres) |
| Garage Area | 684 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Area | 630 sqft |
| Deck Area | 2,227 sqft |
| Patio Area | 2,227 sqft |
| Heating System | Central |
|---|
| Street Address | 85 ARDMORE RD |
|---|---|
| City | LARKSPUR |
| State | CA |
| Zip | 94939-2122 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 2 |
| Census Block | 2015 |
| 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 Company Names on Record |
|---|---|
| Mailing Address | 85 ARDMORE RD, LARKSPUR, CA 94939-2122 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Mar 24, 2016 |
| Transfer Doc | 0000014235 |
| 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 | $975,129 (+2%) Land $180,243 Building $794,886 | |
| 2025 | $13,446.00 (+5.57%) Homeowner's exemption | $956,011 (+4.04%) Land $176,709 Building $779,302 |
| 2023 | $12,736.00 (+1.31%) Homeowner's exemption | $918,894 Land $169,848 Building $749,046 |
| 2022 | $12,571.00 |
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 |
| Flood Insurance Cost | Premium on Record median of 20 policies |
| Nearby Flood Policies | 20 in force |
| Nearby Flood Claims | 2 (2017–2023) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Mar 2023 · Severe Storm And Flooding |
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 62% of the US · lower than 77% of California |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 663 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 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Verizon.
5G (outdoors only) and 4G LTE
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