San Mateo County property record for 310 Castenada Dr, Millbrae, CA 94030
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,900 sqft · built 1958 |
| Lot Size | 0.151 acres (6,562 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $898,500 (Jul 2003) |
| Tax Bill | $16,221 (2025) |
| Deeds & Mortgages | Apr 2022 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 025-091-330 |
| Primary APN | 025-091-330 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,900 sqft Living Area |
| 1st Floor Area | 1,900 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Lot Area | 6,562 sqft (0.151 acres) |
| Lot Dimensions | 100 ft deep x 66 ft wide |
| Garage Area | 520 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 310 CASTENADA DR |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-3015 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 15 BLOCK 23 MILLS ESTATE NO 6 RSM 42/43 CITY OF MILLBRAE |
| Legal Subdivision | MILLS ESTATE NO 6 |
| Legal Block | 23 |
| Legal Lot Number | 15 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 604900 |
310 Castenada Dr is owner-occupied and held in a trust since July 2003.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 310 CASTENADA DR, MILLBRAE, CA 94030-3015 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 28, 2003 · Amount on File |
| Deed Sale | Jul 28, 2003 · Amount on File |
| Prior Sale | Dec 21, 2000 · Amount on File |
| Deed Document Number | 2003208711 |
| Prior Transfer Date | Mar 13, 1995 |
| Prior Transfer Doc | 0000037297 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 310 CASTENADA DR, MILLBRAE, CA 94030-3015 |
| Transaction Type | Mortgage |
| Record Updated | Aug 5, 2022 |
| Title Company | LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 310 CASTENADA DR, MILLBRAE, CA 94030-3015 |
| Document Number | 0000028203 |
|---|---|
| Date | Apr 1, 2022 |
| Instrument | 2022-028203 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Apr 1, 2052 |
The 2025 property tax bill for 310 Castenada Dr was $16,221 with a homeowner's exemption.
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 | $1,303,008 (+2%) Land $651,504 Building $651,504 | ||
| 2025 | $16,221.00 Homeowner's exemption | $1,277,460 Land $638,730 Building $638,730 | |
| 2023 | $15,264.00 (+12.04%) Homeowner's exemption | $1,227,856 Land $613,928 Building $613,928 | $2,101,320 |
| 2022 | $13,624.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 310 Castenada Dr in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1978.
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 |
| 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.
Wildfire risk around 310 Castenada Dr is low, with 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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 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 383 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 | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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