Marin County property record for 17 Key Largo Course, Corte Madera, CA 94925
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,368 sqft · built 1958 |
| Lot Size | 0.179 acres (7,800 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $4,339 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 026-171-13 |
| Primary APN | 026-171-13 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,368 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1959 |
| Architectural Style | Contemporary |
| Lot Area | 7,800 sqft (0.179 acres) |
| Garage Area | 494 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 17 KEY LARGO CRSE |
|---|---|
| City | CORTE MADERA |
| State | CA |
| Zip | 94925-1830 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Lot Number | 13 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 121200 |
17 Key Largo Course is held in a trust since April 1996.
Source: Marin County records, as of July 13, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 15 SAINT LUCIA PL, BELVEDERE TIBURON, CA 94920-1027 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 10, 1996 |
| Transfer Doc | 0000048314 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 17 Key Largo Course was $4,339.
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Corte Madera Town |
| 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 | $111,280 (+2%) Land $33,759 Building $77,521 | |
| 2025 | $4,339.00 | $109,098 Land $33,097 Building $76,001 |
| 2023 | $3,686.00 (+2.11%) | $104,862 Land $31,812 Building $73,050 |
| 2022 | $3,610.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 17 Key Largo Course in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 10.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 149 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 149 in force |
| Nearby Flood Claims | 44 (1982–2026) |
| Claims Outside the SFHA | 21 of 44 |
| Most Recent Claim | Jan 2026 · tidal / storm surge |
| 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.
The area around 17 Key Largo Course has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land 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 652 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Verizon.
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