San Mateo County property record for 321 Avila Rd, San Mateo, CA 94402
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,150 sqft · built 1938 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $3,795,000 (Sep 2026) |
| Tax Bill | $12,140 (2025) |
| Deeds & Mortgages | Sep 2026 Sale & Mortgage Jun 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-253-080 |
| Primary APN | 034-253-080 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Building Area | 2,150 sqft Living Area |
| Gross Area | 2,720 sqft |
| 1st Floor Area | 1,460 sqft |
| Basement Area | 570 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1938 |
|---|---|
| Effective Year Built | Effective 1938 |
| Architectural Style | Tudor |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Garage Type | Basement |
| Garage Area | 570 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 321 AVILA RD |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94402-2851 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 2 BLOCK 20 ARAGON SUB NO 5 RSM 20/73 74 CITY OF SAN MATEO |
| Legal Subdivision | ARAGON SUB NO 5 |
| Legal Block | 20 |
| Legal Lot Number | 2 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 606500 |
321 Avila Rd is owner-occupied and held in a trust since September 2026.
Source: San Mateo County records, as of October 21, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 321 AVILA RD, SAN MATEO, CA 94402-2851 |
| Occupancy | Owner Occupied |
| 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.
| Date | Document |
|---|---|
| Sep 18, 2026 | Grant Deed, Transfer · Conventional Mortgage BANK OF AMERICA |
| Jun 17, 2019 | Deed of Trust, Mortgage · Conventional Mortgage CITIBANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 18, 2026 · Amount on File |
| Deed Sale | Sep 18, 2026 · Amount on File |
| Deed Document Number | 202653036 |
| Prior Transfer Date | May 8, 2014 |
| Prior Transfer Doc | 0000041446 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Sep 18, 2026 |
| Property Address | 321 AVILA RD, SAN MATEO, CA 94402-2851 |
| Document Number | 0000053036 |
| Instrument Date | Sep 9, 2026 |
| Instrument | 202653036 |
| Transaction Type | Transfer |
| Record Updated | Oct 20, 2026 |
| Title Company | STEWART TITLE, STEWART TITLE OF CALIFORNIA |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $421,624.50 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Trust |
| Address | 321 AVILA RD, SAN MATEO, CA 94402-2851 |
| Document Number | 0000053037, |
|---|---|
| Date | Sep 18, 2026 |
| Instrument | 202653037 |
| Name | BANK OF AMERICA |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Oct 1, 2056 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.38% |
| Initial Type | Adjustable Rate |
| Adjustable | Adjustable Rate Rider |
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 321 AVILA RD, SAN MATEO, CA 94402-2851 |
| Transaction Type | Mortgage |
| Record Updated | Oct 18, 2022 |
| Title Company | TICOR TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000046123 |
|---|---|
| Date | Jun 17, 2019 |
| Instrument | 2019-046123 |
| Name | CITIBANK NA |
|---|---|
| Type | Bank |
| Address | O FALLON, MO 63368 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2049 |
The 2025 property tax bill for 321 Avila Rd was $12,140.
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 | $803,063 (+2%) Land $366,921 Building $436,142 | ||
| 2025 | $12,140.00 | $787,318 Land $359,727 Building $427,591 | |
| 2023 | $10,141.00 (-1.2%) | $756,747 Land $345,759 Building $410,988 | $2,283,930 |
| 2022 | $10,264.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 321 Avila Rd in Zone X, an area of minimal flood risk.
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 | 2 in force |
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.
Wildfire risk around 321 Avila Rd is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 727 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Sonic Telecom Fiber | 1,000 / 1,000 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures