San Mateo County property record for 259 Sebastian Dr, Millbrae, CA 94030
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,010 sqft · built 1963 |
| Lot Size | 0.175 acres (7,604 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $12,028 (2025) |
| Deeds & Mortgages | Feb 2020 Transfer Feb 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 024-431-080 |
| Primary APN | 024-431-080 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Building Area | 2,010 sqft Living Area |
| 1st Floor Area | 2,010 sqft |
| Family Room | Family Room |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Lot Area | 7,604 sqft (0.175 acres) |
| Lot Dimensions | 116 ft deep x 64 ft wide |
| Garage Area | 460 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 259 SEBASTIAN DR |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-2958 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 8 BLK 36 MILLS ESTATE NO 22 RSM 56/16 18 |
| Legal Subdivision | MILLS ESTATE NO 22 |
| Legal Block | 36 |
| Legal Lot Number | 8 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 604900 |
Source: San Mateo County assessment roll, as of July 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 112 CEDAR CT, HERCULES, CA 94547-1308 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Feb 5, 2020 | Quit Claim Deed, Transfer OLD REPUBLIC TITLE |
| Feb 5, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage WELLS FARGO BANK NA |
| Sep 3, 2019 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Jan 24, 2020 |
| Transfer Doc | 0000009993 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Feb 5, 2020 |
| Property Address | 259 SEBASTIAN DR, MILLBRAE, CA 94030-2958 |
| Document Number | 0000009996 |
| Instrument Date | Jan 24, 2020 |
| Instrument | 9996 |
| Transaction Type | Transfer |
| Record Updated | Feb 27, 2020 |
| Title Company | OLD REPUBLIC TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 112 CEDAR CT HERCULES CA 945471308, HERCULES, CA 94547-1308 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Feb 5, 2020 |
| Property Address | 259 SEBASTIAN DR, MILLBRAE, CA 94030-2958 |
| Document Number | 0000009993 |
| Map Reference | MB 56 PG 16-18 |
| Instrument Date | Jan 24, 2020 |
| Instrument | 2020-009993 |
| Transaction Type | Transfer |
| Record Updated | Aug 9, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 259 SEBASTIAN DR, MILLBRAE, CA 94030-2958 |
| Document Number | 0000009995 |
|---|---|
| Date | Feb 5, 2020 |
| Instrument | 2020-009995 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Mar 1, 2050 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Sep 3, 2019 |
| Property Address | 259 SEBASTIAN DR, MILLBRAE, CA 94030-2958 |
| Document Number | 0000071295 |
| Instrument Date | Aug 23, 2019 |
| Instrument | 71295 |
| Transaction Type | Transfer |
| Record Updated | Sep 23, 2019 |
| Title Company | ATTORNEY ONLY |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 259 SEBASTIAN DR MILLBRAE CA 940302958, MILLBRAE, CA 94030-2958 |
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 | $909,178 (+2%) Land $454,589 Building $454,589 | ||
| 2025 | $12,028.00 (+8.55%) Homeowner's exemption | $891,352 (+4.04%) Land $445,676 Building $445,676 | |
| 2023 | $11,081.00 (+15.68%) Homeowner's exemption | $856,742 Land $428,371 Building $428,371 | $2,281,500 |
| 2022 | $9,579.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 | 1 in force |
| Nearby Flood Claims | 2 (1985–1989) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Oct 1989 · tidal / storm surge |
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: 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 |
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 Communications, LLC. Fixed Wireless | 250 / 100 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
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