San Mateo County property record for 601 E 40th Ave, San Mateo, CA 94403 · Last verified August 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,200 sqft · built 1950 |
| Lot Size | 0.126 acres (5,500 sqft) |
| Owner | Individual Name on File |
| Last Sale | $1,710,000 (Jan 2022) |
| Tax Bill | $22,164 (2025) |
| Deeds & Mortgages | Jan 2022 Sale & Mortgage Dec 2021 Transfer |
| Flood Zone | Zone X (reduced by levee) |
| APN | 040-226-030 |
| Primary APN | 040-226-030 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,200 sqft Living Area |
| 1st Floor Area | 860 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Lot Area | 5,500 sqft (0.126 acres) |
| Lot Dimensions | 100 ft deep x 55 ft wide |
| View / Lot | Corner |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 601 E 40TH AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-3607 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 12 BLOCK 30 SAN MATEO VILLAGE UNIT NO 4 RSM 31/21 22 CITY OF SAN MATEO |
| Legal Subdivision | SAN MATEO VILLAGE UNIT NO 4 |
| Legal Block | 30 |
| Legal Lot Number | 12 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 608501 |
Source: San Mateo County records · APN 040-226-030
Assessment roll updated July 15, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | 601 E 40TH AVE, SAN MATEO, CA 94403-3607 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jan 03, 2022 | Grant Deed, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Dec 14, 2021 | Correction Deed OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 03, 2022 · Amount on Record |
| Deed Sale | Jan 03, 2022 · Amount on Record |
| Deed Document Number | 2022185 |
| Prior Transfer Date | Dec 06, 2021 |
| Prior Transfer Doc | 0000169829 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jan 03, 2022 |
| Property Address | 601 E 40TH AVE, SAN MATEO, CA 94403-3607 |
| Document Number | 0000000185 |
| Map Reference | MB 31 PG 21&22 |
| Instrument Date | Dec 28, 2021 |
| Instrument | 2022-000185 |
| Transaction Type | Transfer |
| Record Updated | Jan 25, 2022 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $10,431.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 601 E 40TH AVE, SAN MATEO, CA 94403-3607 |
| Document Number | 0000000186 |
|---|---|
| Date | Jan 03, 2022 |
| Instrument | 2022-000186 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 01, 2052 |
| Document Type | Correction Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Dec 14, 2021 |
| Property Address | 601 E 40TH AVE, SAN MATEO, CA 94403-3607 |
| Document Number | 0000169829 |
| Map Reference | MB 31 PG 21&22 |
| Instrument Date | Dec 06, 2021 |
| Instrument | 2021-169829 |
| Record Updated | Jan 04, 2022 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2015 MANHATTAN BEACH BLVD STE 100, 100, REDONDO BEACH, CA 90278-1230 |
| Investor | Possibly a Property Investor |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified August 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) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,850,957 (+2%) Land $1,244,796 Building $606,161 | ||
| 2025 | $22,164.00 (+17.79%) | $1,814,665 (+18.92%) Land $1,220,389 Building $594,276 | |
| 2023 | $18,816.00 (+20.54%) | $1,526,000 Land $1,026,000 Building $500,000 | $1,392,750 |
| 2022 | $15,610.00 |
Source: FEMA National Flood Hazard Layer, San Mateo County (06081C), updated September 10, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060816085012, 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 X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Reduced by levee depends on levee performance |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 8 in force |
| 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 605 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 |
| Verizon | Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. | Fixed Wireless (licensed-by-rule) | 250 / 100 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: AT&T, Radiate Holdings, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures