San Mateo County property record for 209 Castenada Dr, Millbrae, CA 94030
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,940 sqft · built 1959 |
| Lot Size | 0.465 acres (20,245 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $2,650,000 (Jul 2024) |
| Tax Bill | $31,568 (2025) |
| Deeds & Mortgages | Apr 2024 Sale Aug 2023 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 024-292-070 |
| Primary APN | 024-292-070 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,940 sqft Living Area |
| 1st Floor Area | 1,940 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1959 |
|---|---|
| Effective Year Built | Effective 1959 |
| Lot Area | 20,245 sqft (0.465 acres) |
| Lot Dimensions | 100 ft deep x 80 ft wide |
| Garage Area | 520 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 209 CASTENADA DR |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-3013 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 7 BLOCK 25 MILLS ESTATE NO 12 RSM 45/48 49 CITY OF MILLBRAE |
| Legal Subdivision | MILLS ESTATE NO 1 |
| Legal Block | 25 |
| Legal Lot Number | 7 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 604900 |
209 Castenada Dr is owned and occupied by two individuals who bought it in July 2024.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 209 CASTENADA DR, MILLBRAE, CA 94030-3013 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
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 |
|---|---|
| Apr 17, 2024 | Grant Deed, Transfer CHICAGO TITLE COMPANY |
| Aug 10, 2023 | Grant Deed, Transfer · Commercial Mortgage IRON BRIDGE MORTGAGE FUND LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 1, 2024 · Amount on File |
| Deed Sale | Jul 1, 2024 · Amount on File |
| Prior Sale | Apr 17, 2024 · Amount on File |
| Deed Document Number | 202434952 |
| Prior Transfer Date | Jun 3, 2015 |
| Prior Transfer Doc | 0000058482 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Apr 17, 2024 |
| Property Address | 209 CASTENADA DR, MILLBRAE, CA 94030-3013 |
| Document Number | 0000019772 |
| Map Reference | MB 45 PG 48&49 |
| Instrument Date | Apr 15, 2024 |
| Instrument | 2024-019772 |
| Transaction Type | Transfer |
| Record Updated | May 8, 2024 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Tax | $2,915.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 209 CASTENADA DR, MILLBRAE, CA 94030-3013 |
| Investor | Possibly a Property Investor |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Aug 10, 2023 |
| Property Address | 209 CASTENADA DR, MILLBRAE, CA 94030-3013 |
| Document Number | 0000038494 |
| Map Reference | MB 45 PG 48&49 |
| Instrument Date | Aug 4, 2023 |
| Instrument | 2023-038494 |
| Transaction Type | Transfer |
| Record Updated | Sep 11, 2023 |
| Title Company | FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $2,326.50 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | PO BOX 15, CONCORD, CA 94522-0015 |
| Document Number | 0000038495 |
|---|---|
| Date | Aug 10, 2023 |
| Instrument | 2023-038495 |
| Name | IRON BRIDGE MORTGAGE FUND LLC |
|---|---|
| Type | Mortgage Company |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 12 Months |
| Due | Aug 9, 2024 |
The 2025 property tax bill for 209 Castenada Dr was $31,568 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 | $2,703,000 (+2%) Land $1,815,600 Building $887,400 | ||
| 2025 | $31,568.00 Homeowner's exemption | $2,650,000 Land $1,780,000 Building $870,000 | |
| 2023 | $24,852.00 (+949.05%) | $2,170,000 Land $1,745,000 Building $425,000 | $1,851,480 |
| 2022 | $2,369.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 209 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 209 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 554 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 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
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