San Mateo County property record for 817 Mill St, Half Moon Bay, CA 94019
| Property Type | Other |
|---|---|
| Details | 3,688 sqft · built 1953 |
| Lot Size | 0.257 acres (11,192 sqft) |
| Owner | Company Name on File |
| Last Sale | $200,000 (Jan 2003) |
| Tax Bill | $3,725 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 056-167-040 |
| Primary APN | 056-167-040 |
|---|
| Stories | 1 Story |
|---|---|
| Building Area | 3,688 sqft Gross Area |
| 1st Floor Area | 3,688 sqft |
| Utility Area | 3,688 sqft |
| Year Built | Built 1953 |
|---|---|
| Effective Year Built | Effective 1953 |
| Lot Area | 11,192 sqft (0.257 acres) |
| Street Address | 817 MILL ST |
|---|---|
| City | HALF MOON BAY |
| State | CA |
| Zip | 94019-1730 |
| Property Category | Other |
| Property Type | Other > Miscellaneous |
| Local Zoning Code | GB0000 |
| Legal Description | 0.25 ACS MOL BND N & W BY DUNN E BY ARROYO LEON S BY MILL STPTN OF BLOCK 4 & ADJ ACREAGE SPANISHTOWN |
| Legal Subdivision | SPANISHTOWN |
| Legal Block | 4 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | HALF MOON BAY |
| Census Block Group | 4 |
| Census Block | 4016 |
| Census Tract | 613702 |
817 Mill St is owned by a company that acquired it in August 2008.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 807 MILL ST, HALF MOON BAY, CA 94019-1730 |
| Owner Type | Company |
| Vesting | Company |
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 | Jan 15, 2003 · Amount on File |
| Deed Sale | Jan 15, 2003 · Amount on File |
| Deed Document Number | 200310754 |
| Last Transfer Date | Aug 18, 2008 |
| Transfer Doc | 0000100250 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 817 Mill St was $3,725.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | Half Moon Bay City |
| Unified School District | Cabrillo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $295,432 (+2%) Land $147,716 Building $147,716 | |
| 2025 | $3,725.00 | $289,640 Land $144,820 Building $144,820 |
| 2023 | $3,356.00 (+1.3%) | $278,396 Land $139,198 Building $139,198 |
| 2022 | $3,313.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 817 Mill St in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 14 policies |
| Nearby Flood Policies | 14 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 817 Mill St is low, with a 0.07% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 62% of the US · lower than 77% of California |
|---|---|
| Wildfire Likelihood | 0.07% annual chance |
| Exposure | Direct burnable vegetation |
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 | COASTSIDE COUNTY WATER DISTRICT serves 19,033 people · EPA ID CA4110011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2023 |
| Lead | 2 ppb (2022–2024) 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 374 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Cruzio Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · Fiber in parts of the area | 100 / 20 |
May also be available: T-Mobile.
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