San Mateo County property record for 104 Elm St, San Mateo, CA 94401
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 24 bd · 2 ba · 20,790 sqft · built 1956 |
| Lot Size | 0.296 acres (12,880 sqft) |
| Owner | Company Name on File |
| Last Sale | $6,400,000 (Feb 2004) |
| Tax Bill | $81,889 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 032-292-130 |
| Primary APN | 032-292-130 |
|---|
| Bedrooms | 24 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 59 Rooms |
| Units | 19 Units |
| Stories | 3 Stories |
| Building Area | 20,790 sqft Living Area |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Multi-Family |
| Lot Area | 12,880 sqft (0.296 acres) |
| Lot Dimensions | 184 ft deep x 70 ft wide |
| Parking Spaces | 19 Parking Spaces |
| Street Address | 104 ELM ST |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94401-2765 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Legal Description | NWLY 30 FT OF PARCEL 1 BLOCK 3B SELY 40 FT OF PARCEL 2 BLOCK 3 B ASSESSORS MAP OF BLOCK 3 B WESTERN ADDITION TO TOWN OF SAN MATEO |
| Legal Subdivision | WESTERN ADDITION TO TOWN OF SAN MATEO |
| Legal Block | 3B,3 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 605902 |
104 Elm St, a residential property, is owned by a company that bought it in February 2004.
Source: San Mateo County records, as of August 31, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | PO BOX 5568, SOUTH SAN FRANCISCO, CA 94083-5568 |
| Owner Type | Company |
| Vesting | Partnership |
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 | Feb 25, 2004 · Amount on File |
| Deed Sale | Feb 25, 2004 · Amount on File |
| Deed Document Number | 200432976 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 104 Elm St was $81,889.
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 | $4,640,727 (+2%) Land $2,378,374 Building $2,262,353 | |
| 2025 | $81,889.00 | $4,549,734 Land $2,331,740 Building $2,217,994 |
| 2023 | $74,450.00 (+2.17%) | $4,373,064 Land $2,241,197 Building $2,131,867 |
| 2022 | $72,870.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 104 Elm St in Zone X, an area of moderate flood risk.
Source: FEMA National Flood Hazard Layer, effective September 10, 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 |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 104 Elm 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 565 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Sonic Telecom, Verizon.
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