San Mateo County property record for 1423 Maple St, San Mateo, CA 94402
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,230 sqft · built 1941 |
| Lot Size | 0.115 acres (5,019 sqft) |
| Owner | Individual Name on File |
| Last Sale | $515,000 (Jun 2000) |
| Tax Bill | $11,930 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-404-270 |
| Primary APN | 034-404-270 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Building Area | 1,230 sqft Living Area |
| 1st Floor Area | 1,230 sqft |
| Family Room | Family Room |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1941 |
| Lot Area | 5,019 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Garage Area | 410 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1423 MAPLE ST |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94402-3003 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 12 BLOCK 4 ELMWOOD RSM 22/27 28 CITY OF SAN MATEO |
| Legal Subdivision | ELMWOOD |
| Legal Block | 4 |
| Legal Lot Number | 12 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 606600 |
1423 Maple St is owned and occupied by an individual who acquired it in January 2008.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 1423 MAPLE ST, SAN MATEO, CA 94402-3003 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Undivided Interest |
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 | Jun 21, 2000 · Amount on File |
| Deed Sale | Jun 21, 2000 · Amount on File |
| Deed Document Number | 200075478 |
| Last Transfer Date | Jan 22, 2008 |
| Transfer Doc | 0000006807 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1423 Maple St was $11,930 with a homeowner's exemption.
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 | Assessed Market Value |
|---|---|---|---|
| 2026 | $807,356 (+2%) Land $403,678 Building $403,678 | ||
| 2025 | $11,930.00 Homeowner's exemption | $791,526 Land $395,763 Building $395,763 | |
| 2023 | $11,286.00 (+1.22%) Homeowner's exemption | $760,792 Land $380,396 Building $380,396 | $1,391,220 |
| 2022 | $11,150.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1423 Maple St 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.
The area around 1423 Maple St has no burnable land within ember reach, so its wildfire risk is not rated.
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 906 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 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Unwired, Verizon.
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