San Mateo County property record for 1840 Hemlock Ave, San Mateo, CA 94401
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,740 sqft · built 1955 |
| Lot Size | 0.122 acres (5,330 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $5,106 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 035-111-120 |
| Primary APN | 035-111-120 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,740 sqft Living Area |
| Gross Area | 2,160 sqft |
| 1st Floor Area | 1,080 sqft |
| Basement Area | 420 sqft |
| Family Room | Family Room |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1955 |
| Lot Area | 5,330 sqft (0.122 acres) |
| Lot Dimensions | 102 ft deep x 52 ft wide |
| Garage Type | Basement |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1840 HEMLOCK AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94401-3431 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R106 |
| Legal Description | LOT 12 BLOCK 17 SHORE VIEW TRACT MAP NO 10 RSM 34/44 45 46 47 CITY OF SAN MATEO |
| Legal Subdivision | SHORE VIEW TRACT MAP NO 10 |
| Legal Tract | 10 |
| Legal Block | 17 |
| Legal Lot Number | 12 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 607702 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 1840 HEMLOCK AVE, SAN MATEO, CA 94401-3431 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jan 30, 2013 |
| Transfer Doc | 0000020759 |
| Record Updated | Sep 20, 2026 |
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 | $306,595 (+2%) Land $124,289 Building $182,306 | ||
| 2025 | $5,106.00 (+1.79%) Homeowner's exemption | $300,584 (+4.04%) Land $121,852 Building $178,732 | |
| 2023 | $5,016.00 (+1.42%) Homeowner's exemption | $288,914 Land $117,121 Building $171,793 | $1,464,660 |
| 2022 | $4,946.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 8 (1981–2023) |
| Claims Outside the SFHA | 3 of 8 |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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 367 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: Sail Internet, T-Mobile, Unwired, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures