San Mateo County property record for 863 Sierra St, Moss Beach, CA 94038
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,040 sqft · built 1974 |
| Lot Size | 0.146 acres (6,352 sqft) |
| Owner | Individual Name on File |
| Last Sale | $660,000 (Sep 2013) |
| Tax Bill | $13,732 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 037-147-070 |
| Primary APN | 037-147-070 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Building Area | 2,040 sqft |
| 1st Floor Area | 1,400 sqft |
| 2nd Floor Area | 640 sqft |
| Basement Area | 760 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | Ranch |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 6,352 sqft (0.146 acres) |
| Lot Dimensions | 127 ft deep x 50 ft wide |
| Garage Type | Basement |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 863 SIERRA ST |
|---|---|
| City | MOSS BEACH |
| State | CA |
| Zip | 94038-9723 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOTS 7 & 8 BLK 74 MOSS BEACH ADD NO 2 RSM 6/11 |
| Legal Subdivision | MOSS BEACH ADD NO 2 |
| Legal Block | 74 |
| Legal Lot Number | 7,8 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | HALF MOON BAY |
| Census Block Group | 1 |
| Census Block | 1021 |
| Census Tract | 613600 |
863 Sierra St is owned by an individual who bought it in September 2013.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 371538, MONTARA, CA 94037-1538 |
| Owner Type | Individual |
| Vesting | Single Person |
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 | Name on Deed |
|---|---|
| Last Sale | Sep 18, 2013 · Amount on File |
| Deed Sale | Sep 18, 2013 · Amount on File |
| Prior Sale | Dec 17, 1993 · Amount on File |
| Deed Document Number | 2013135514 |
| Prior Transfer Date | May 31, 2011 |
| Prior Transfer Doc | 0000064339 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 863 Sierra St was $13,732.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Unified School District | Cabrillo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $825,239 (+2%) Land $562,666 Building $262,573 | ||
| 2025 | $13,732.00 | $809,059 Land $551,634 Building $257,425 | |
| 2023 | $12,377.00 (-4.37%) | $777,644 Land $530,214 Building $247,430 | $1,256,760 |
| 2022 | $12,942.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 863 Sierra St in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 1986.
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 |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 2 (1986–1996) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Dec 1996 · Severe Storms, Flooding, Mud And Landslides |
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 863 Sierra St is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.04% 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 | MONTARA WATER AND SANITARY DISTRICT serves 6,088 people · EPA ID CA4110010 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2024 |
| Lead | Under 1 ppb (2024–2026) 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 329 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
May also be available: Cruzio.
5G and 4G LTE (outdoors only)
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