Marin County property record for 21 Lakeside Dr, Corte Madera, CA 94925 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,484 sqft · built 1951 |
| Lot Size | 0.143 acres (6,240 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $2,609 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 024-124-08 |
| Primary APN | 024-124-08 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,484 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1952 |
| Architectural Style | Contemporary |
| Lot Area | 6,240 sqft (0.143 acres) |
| Garage Area | 260 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 352 sqft |
| Patio Area | 352 sqft |
| Heating System | Central |
|---|
| Street Address | 21 LAKESIDE DR |
|---|---|
| City | CORTE MADERA |
| State | CA |
| Zip | 94925-1003 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 1 |
| Census Block | 1019 |
| Census Tract | 121100 |
Source: Marin County records · APN 024-124-08
Assessment roll updated July 13, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 21 LAKESIDE DR, CORTE MADERA, CA 94925-1003 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $114,406 (+2%) Land $40,011 Building $74,395 | |
| 2025 | $2,609.00 (+22.89%) Homeowner's exemption | $112,163 (+4.04%) Land $39,226 Building $72,937 |
| 2023 | $2,123.00 (+0.71%) Homeowner's exemption | $107,808 Land $37,703 Building $70,105 |
| 2022 | $2,108.00 |
Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060411211001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone AE |
|---|---|
| Special Flood Hazard Area | Yes |
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 10.0 ft |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Flood Insurance Cost | Premium on Record median of 89 individual NFIP policies nearby |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 89 in force |
| Nearby Flood Claims | 68 (1982–2026) |
| Claims Outside the SFHA | 2 of 68 |
| Most Recent Claim | Jan 2026, other causes |
| Claims By Storm |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 562 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: AT&T, Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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