San Mateo County property record for 307 27th Ave, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,420 sqft · built 1939 |
| Lot Size | 0.185 acres (8,071 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $605,000 (Jun 2001) |
| Tax Bill | $13,775 (2025) |
| Deeds & Mortgages | Jul 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-325-120 |
| Primary APN | 039-325-120 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,420 sqft Living Area |
| 1st Floor Area | 1,010 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1939 |
| Architectural Style | Ranch |
| Exterior Material | Shingles |
| Roof Material | Composition Shingle |
| Lot Area | 8,071 sqft (0.185 acres) |
| Lot Dimensions | 162 ft deep x 50 ft wide |
| Garage Area | 220 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 307 27TH AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-2419 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 8 BLOCK 9 SAN MATEO TERRACE MAP NO 3 RSM 21/76 77 CITY OF SAN MATEO |
| Legal Subdivision | SAN MATEO TERRACE MAP NO 3 |
| Legal Block | 9 |
| Legal Lot Number | 8 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 607400 |
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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 307 27TH AVE, SAN MATEO, CA 94403-2419 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 15, 2001 · Amount on Record |
| Deed Sale | Jun 15, 2001 · Amount on Record |
| Prior Sale | Jul 29, 1994 · Amount on Record |
| Deed Document Number | 200189452 |
| Last Transfer Date | Jul 6, 2022 |
| Transfer Doc | 0000056784 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jul 25, 2022 |
| Property Address | 307 27TH AVE, SAN MATEO, CA 94403-2419 |
| Document Number | 0000056784 |
| Map Reference | MB 21 PG 76&77 |
| Instrument Date | Jul 6, 2022 |
| Instrument | 2022-056784 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 307 27TH AVE, SAN MATEO, CA 94403-2419 |
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 | $1,018,970 (+2%) Land $464,925 Building $554,045 | ||
| 2025 | $13,775.00 (+10.16%) Homeowner's exemption | $998,992 (+4.04%) Land $455,809 Building $543,183 | |
| 2023 | $12,504.00 (-3.43%) Homeowner's exemption | $960,203 Land $438,110 Building $522,093 | $1,124,910 |
| 2022 | $12,948.00 |
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 | 1 in force |
| Nearby Flood Claims | 4 (1978–1986) |
| Most Recent Claim | Feb 1986 · Severe Storms & 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 | 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 799 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
May also be available: Etheric Networks, GeoLinks, T-Mobile, Verizon.
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