San Mateo County property record for 450 Willow Ave, Half Moon Bay, CA 94019
| Property Type | Duplex |
|---|---|
| Details | 6 bd · 4 ba · 2,736 sqft · built 1975 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $900,000 (May 2005) |
| Tax Bill | $15,678 (2025) |
| Deeds & Mortgages | Jun 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 056-143-170 |
| Primary APN | 056-143-170 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 10 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 2,736 sqft Living Area |
| 1st Floor Area | 2,736 sqft |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1975 |
| Architectural Style | Duplex Single |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Parking Spaces | 4 Parking Spaces |
| Street Address | 450 WILLOW AVE |
|---|---|
| City | HALF MOON BAY |
| State | CA |
| Zip | 94019-1608 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R30000 |
| Legal Description | LOTS 21 & 22 BLK 3 PILARCITOS PARK RSM 3/94 |
| Legal Subdivision | PILARCITOS PARK |
| Legal Block | 3 |
| Legal Lot Number | 21,22 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | HALF MOON BAY |
| Census Block Group | 1 |
| Census Block | 1016 |
| Census Tract | 613501 |
450 Willow Ave, a duplex, is owned by two individuals who acquired it in February 2014.
Source: San Mateo County records, as of July 15, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 140 BRIDGEPORT DR, HALF MOON BAY, CA 94019-4235 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 13, 2005 · Amount on File |
| Deed Sale | May 13, 2005 · Amount on File |
| Deed Document Number | 200579129 |
| Last Transfer Date | Feb 24, 2014 |
| Transfer Doc | 0000015715 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 450 WILLOW AVE, HALF MOON BAY, CA 94019-1608 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | AMROCK TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000047728 |
|---|---|
| Date | Jun 20, 2019 |
| Instrument | 2019-047728 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2049 |
The 2025 property tax bill for 450 Willow Ave was $15,678.
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 | $1,117,212 (+2%) Land $599,869 Building $517,343 | |
| 2025 | $15,678.00 | $1,095,308 Land $588,108 Building $507,200 |
| 2023 | $14,121.00 (+3.1%) | $1,052,784 Land $565,275 Building $487,509 |
| 2022 | $13,697.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 450 Willow Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1998.
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 |
| Flood Insurance Cost | Premium on File median of 12 policies |
| Nearby Flood Policies | 12 in force |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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 450 Willow Ave is low, with a 0.02% annual chance of wildfire.
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 | 0.02% 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 | 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 274 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Verizon.
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