San Mateo County property record for 159 N Delaware St, San Mateo, CA 94401
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.281 acres (12,240 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $11,039 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 032-304-240 |
| Primary APN | 032-304-240 |
|---|
| Architectural Style | Multi-Family |
|---|---|
| Roof Material | Composition Shingle |
| Lot Area | 12,240 sqft (0.281 acres) |
| Lot Dimensions | 120 ft deep x 102 ft wide |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 159 N DELAWARE ST |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94401-1925 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R40000 |
| Legal Description | LOTS 13 BLK 29 WESTERN ADD TO TOWN OF SAN MATEO RSM 1/5253 |
| Legal Subdivision | WESTERN ADD TO TOWN OF SAN MATEO |
| Legal Block | 29 |
| Legal Lot Number | 13 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2016 |
| Census Tract | 606201 |
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 Record |
|---|---|
| Mailing Address | 159 N DELAWARE ST, SAN MATEO, CA 94401-1925 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jul 14, 1997 |
| Transfer Doc | 0000090668 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 159 N DELAWARE ST, SAN MATEO, CA 94401-1925 |
| Transaction Type | Mortgage |
| Record Updated | May 12, 2021 |
| Name | Verified Name |
|---|---|
| Address | 644 CONNIE AVE, SAN MATEO, CA 94402-2606 |
| Document Number | 0000053266 |
|---|---|
| Date | Apr 2, 2021 |
| Instrument | 2021-053266 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 1, 2051 |
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | San Mateo City |
| Elementary School District | San Mateo-Foster City Elementary School District (KG - 08) |
| Secondary School District | San Mateo Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $509,919 (+2%) Land $202,879 Building $307,040 | |
| 2025 | $11,039.00 (+8.9%) | $499,921 (+4.04%) Land $198,901 Building $301,020 |
| 2023 | $10,137.00 (-5.23%) | $480,511 Land $191,178 Building $289,333 |
| 2022 | $10,696.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 8 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | CALIFORNIA WATER SERVICE - SAN MATEO private · serves 103,536 people · EPA ID CA4110008 |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Mar 2025 |
| Lead | 4 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 791 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Sonic Telecom Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile.
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