San Mateo County property record for 239 Aviador Ave, Millbrae, CA 94030
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,170 sqft · built 1945 |
| Lot Size | 0.119 acres (5,185 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $2,825 (2025) |
| Deeds & Mortgages | May 2022 Transfer Oct 2019 Transfer + 1 more |
| Flood Zone | Zone AE (high risk) |
| APN | 024-174-130 |
| Primary APN | 024-174-130 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,170 sqft Living Area |
| 1st Floor Area | 1,170 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1945 |
| Lot Area | 5,185 sqft (0.119 acres) |
| Lot Dimensions | 100 ft deep x 52 ft wide |
| Garage Area | 250 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 239 AVIADOR AVE |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-2703 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 52 BLOCK 1 BAYSIDE MANOR NO 1 |
| Legal Subdivision | BAYSIDE MANOR NO 1 |
| Legal Block | 1 |
| Legal Lot Number | 52 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 2 |
| Census Block | 2023 |
| Census Tract | 604400 |
239 Aviador Ave is held in a trust since May 2022.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 14 PELICAN LN, REDWOOD CITY, CA 94065-1029 |
| Owner Type | Company |
| Vesting | Trust, Family 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 |
|---|---|
| May 18, 2022 | Intrafamily Transfer, Transfer |
| Oct 17, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| May 22, 2018 | Affidavit of Death, Transfer |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | May 3, 2022 |
| Transfer Doc | 0000041345 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 18, 2022 |
| Property Address | 239 AVIADOR AVE, MILLBRAE, CA 94030-2703 |
| Document Number | 0000041345 |
| Map Reference | MB 24 PG 19 |
| Instrument Date | May 3, 2022 |
| Instrument | 2022-041345 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 14 PELICAN LN, REDWOOD CITY, CA 94065-1029 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Oct 17, 2019 |
| Property Address | 239 AVIADOR AVE, MILLBRAE, CA 94030-2703 |
| Document Number | 0000086489 |
| Instrument Date | Oct 16, 2019 |
| Instrument | 86489 |
| Transaction Type | Transfer |
| Record Updated | Nov 5, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 14 PELICAN LN REDWOOD CITY CA 940651029, REDWOOD CITY, CA 94065-1029 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 22, 2018 |
| Property Address | 239 AVIADOR AVE, MILLBRAE, CA 94030-2703 |
| Document Number | 0000039734 |
| Instrument Date | May 16, 2018 |
| Instrument | 39734 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2018 |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 239 AVIADOR AVE MILLBRAE CA 940302703, MILLBRAE, CA 94030-2703 |
The 2025 property tax bill for 239 Aviador Ave was $2,825.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | Millbrae City |
| Elementary School District | Millbrae 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 | $84,696 (+2%) Land $23,711 Building $60,985 | ||
| 2025 | $2,825.00 | $83,037 Land $23,247 Building $59,790 | |
| 2023 | $2,588.00 (+117.48%) | $79,815 Land $22,346 Building $57,469 | $1,203,750 |
| 2022 | $1,190.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 239 Aviador Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 10.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 83 policies |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 83 in force |
| Nearby Flood Claims | 10 (1982–1983) |
| Claims Outside the SFHA | 7 of 10 |
| Most Recent Claim | Jan 1983 · tidal / storm surge |
| Claims by Event |
|
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 239 Aviador Ave 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 | CITY OF MILLBRAE serves 22,795 people · EPA ID CA4110018 |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Apr 2025 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 400 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, GeoLinks, Race Communications, Sail Internet, Verizon.
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