San Mateo County property record for 171 Castleton Way, San Bruno, CA 94066
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,300 sqft · built 1963 |
| Lot Size | 0.116 acres (5,032 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $349,000 (Jul 1999) |
| Tax Bill | $6,959 (2025) |
| Deeds & Mortgages | Dec 2021 Mortgage Jan 2018 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 017-421-030 |
| Primary APN | 017-421-030 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,300 sqft Living Area |
| Gross Area | 2,070 sqft |
| 1st Floor Area | 1,300 sqft |
| Basement Area | 770 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 5,032 sqft (0.116 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Garage Type | Basement |
| Garage Area | 770 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 171 CASTLETON WAY |
|---|---|
| City | SAN BRUNO |
| State | CA |
| Zip | 94066-1642 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 27 BLK 18 PACIFIC HEIGHTS NO 8 RSM 56/19 20 |
| Legal Subdivision | PACIFIC HEIGHTS NO 8 |
| Legal Block | 18 |
| Legal Lot Number | 27 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 614000 |
171 Castleton Way is owned by two individuals who acquired it in December 2016.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 20 N 340 W, 2, OREM, UT 84057-6628 |
| Owner Type | Individual |
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 |
|---|---|
| Dec 7, 2021 | Deed of Trust, Mortgage FINANCE OF AMERICA COMMERCIAL |
| Jan 10, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 30, 1999 · Amount on File |
| Deed Sale | Jul 30, 1999 · Amount on File |
| Prior Sale | Jan 7, 1999 |
| Deed Document Number | 1999130189 |
| Last Transfer Date | Dec 12, 2016 |
| Transfer Doc | 0000133792 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 171 CASTLETON WAY, SAN BRUNO, CA 94066-1642 |
| Transaction Type | Mortgage |
| Record Updated | Dec 27, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000166972 |
|---|---|
| Date | Dec 7, 2021 |
| Instrument | 2021-166972 |
| Name | FINANCE OF AMERICA COMMERCIAL |
|---|---|
| Type | Mortgage Company |
| Address | CHARLOTTE, NC 28210 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Dec 8, 2051 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jan 10, 2018 |
| Property Address | 171 CASTLETON WAY, SAN BRUNO, CA 94066-1642 |
| Document Number | 0000001321 |
| Instrument Date | Jan 9, 2018 |
| Instrument | 1321 |
| Transaction Type | Transfer |
| Record Updated | Feb 21, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 20 N 340 W OREM UT 840576628, OREM, UT 84057-6628 |
The 2025 property tax bill for 171 Castleton Way was $6,959.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | San Bruno City |
| Elementary School District | San Bruno Park 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 | $547,108 (+2%) Land $273,554 Building $273,554 | ||
| 2025 | $6,959.00 | $536,382 Land $268,191 Building $268,191 | |
| 2023 | $5,723.00 (+1.15%) | $515,556 Land $257,778 Building $257,778 | $1,098,360 |
| 2022 | $5,658.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 171 Castleton Way in Zone X, an area of minimal flood risk.
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 |
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 171 Castleton Way is low, with a 0.05% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.05% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 SAN BRUNO serves 42,631 people · EPA ID CA4110023 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jul 2024 |
| 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 | None 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 178 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| Etheric Networks Fixed Wireless | 250 / 100 |
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