San Mateo County property record for 351 Chadbourne Ave, Millbrae, CA 94030
| Property Type | Condominium |
|---|---|
| Details | 2 bd · 1 ba · 816 sqft · built 1956 |
| Lot Size | 0.069 acres (3,000 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $264,000 (May 1998) |
| Tax Bill | $6,539 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 103-310-010 |
| Primary APN | 103-310-010 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 816 sqft Living Area |
| 1st Floor Area | 816 sqft |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1992 |
| Architectural Style | Condo/Apartment |
| Lot Area | 3,000 sqft (0.069 acres) |
| View / Lot | End Unit |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 351 CHADBOURNE AVE |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-2514 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Condominium |
| Local Zoning Code | R20000 |
| Legal Description | UNIT 1 CHADBOURNE ASSOCIATION CONDOMINIUMS 92034675 |
| Legal Subdivision | CHADBOURNE ASSOCIATION CONDOMINIUMS |
| Legal Lot Number | 7 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 604800 |
Source: San Mateo County records, 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 Record |
|---|---|
| Mailing Address | 351 CHADBOURNE AVE, MILLBRAE, CA 94030-2514 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 19, 1998 · Amount on Record |
| Deed Sale | May 19, 1998 · Amount on Record |
| Deed Document Number | 199875140 |
| Last Transfer Date | Jan 17, 2008 |
| Transfer Doc | 0000005468 |
| Record Updated | Sep 20, 2026 |
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 | $429,750 (+2%) Land $128,918 Building $300,832 | ||
| 2025 | $6,539.00 (+6.14%) Homeowner's exemption | $421,325 (+4.04%) Land $126,391 Building $294,934 | |
| 2023 | $6,161.00 (+32.44%) Homeowner's exemption | $404,966 Land $121,484 Building $283,482 | $819,090 |
| 2022 | $4,652.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.8% 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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