San Mateo County property record for 186 Warren Rd, San Mateo, CA 94401
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,190 sqft · built 1969 |
| Lot Size | 0.182 acres (7,925 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $2,300,000 (Oct 2015) |
| Tax Bill | $32,426 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 032-081-110 |
| Primary APN | 032-081-110 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,190 sqft Living Area |
| 1st Floor Area | 2,190 sqft |
| Family Room | Family Room |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1969 |
| Lot Area | 7,925 sqft (0.182 acres) |
| Lot Dimensions | 157 ft deep x 50 ft wide |
| View / Lot | Alley |
| Garage Area | 510 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 186 WARREN RD |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94401-3720 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10010 |
| Legal Description | LOT 17 BALDWIN HOWELL SUB RSM E/23 CITY OF SAN MATEO |
| Legal Subdivision | BALDWIN HOWELL SUB |
| Legal Lot Number | 17 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 605800 |
Source: San Mateo County records, as of July 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 186 WARREN RD, SAN MATEO, CA 94401-3720 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 13, 2015 · Amount on Record |
| Deed Sale | Oct 13, 2015 · Amount on Record |
| Prior Sale | Aug 30, 2007 · Amount on Record |
| Deed Document Number | 2015107816 |
| Prior Transfer Date | Jun 29, 2006 |
| Prior Transfer Doc | 0000100021 |
| Record Updated | Sep 20, 2026 |
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | San Mateo City |
| Elementary School District | San Mateo-Foster City Elementary School District (KG - 08) |
| Secondary School District | San Mateo Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,777,182 (+2%) Land $1,388,591 Building $1,388,591 | ||
| 2025 | $32,426.00 (+3.12%) | $2,722,728 (+4.04%) Land $1,361,364 Building $1,361,364 | |
| 2023 | $31,445.00 (+1.11%) | $2,617,002 Land $1,308,501 Building $1,308,501 | $3,199,230 |
| 2022 | $31,100.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · 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 |
| Nearby Flood Claims | 1 (2012) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Mar 2012 · rainfall accumulation |
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 | 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 | CALIFORNIA WATER SERVICE - SAN MATEO private · serves 103,536 people · EPA ID CA4110008 |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Mar 2025 |
| Lead | 4 ppb (2023–2025) 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.
Source: FCC Broadband Data Collection, based on 561 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 |
| Astound Broadband Cable | 1,500 / 50 |
| Sonic Telecom Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
May also be available: Etheric Networks, T-Mobile.
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