San Mateo County property record for 920 Walnut St, San Carlos, CA 94070
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,690 sqft · built 1928 |
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $8,904 (2025) |
| Deeds & Mortgages | Jun 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 051-356-190 |
| Primary APN | 051-356-190 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,690 sqft Living Area |
| 1st Floor Area | 1,470 sqft |
| Family Room | Family Room |
| Year Built | Built 1928 |
|---|---|
| Effective Year Built | Effective 1928 |
| Lot Area | 6,000 sqft (0.138 acres) |
| Lot Dimensions | 120 ft deep x 50 ft wide |
| Garage Area | 210 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 920 WALNUT ST |
|---|---|
| City | SAN CARLOS |
| State | CA |
| Zip | 94070-3925 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 19 BLOCK 14 LYON AND HOAG SUB SAN CARLOS |
| Legal Subdivision | LYON AND HOAG SUB SAN CARLOS |
| Legal Block | 14 |
| Legal Lot Number | 19 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 609201 |
Source: San Mateo County records, as of July 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 920 WALNUT ST, SAN CARLOS, CA 94070-3925 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | May 18, 2021 |
| Transfer Doc | 0000095553 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jun 22, 2021 |
| Property Address | 920 WALNUT ST, SAN CARLOS, CA 94070-3925 |
| Document Number | 0000095553 |
| Map Reference | MB 13 PG 10&11 |
| Instrument Date | May 18, 2021 |
| Instrument | 2021-095553 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 920 WALNUT ST, SAN CARLOS, CA 94070-3925 |
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | San Carlos City |
| Elementary School District | San Carlos Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $642,301 (+2%) Land $156,169 Building $486,132 | ||
| 2025 | $8,904.00 (+4.86%) | $629,707 (+4.04%) Land $153,107 Building $476,600 | |
| 2023 | $8,491.00 (+2.07%) | $605,256 Land $147,162 Building $458,094 | $1,380,870 |
| 2022 | $8,319.00 |
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 minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 1 (1982) |
| Most Recent Claim | Jan 1982 · Severe Storms, Flood, Mudslides & High Tide |
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 CARLOS private · serves 34,801 people · EPA ID CA4110007 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Sep 2024 |
| Lead | 6 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 332 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 |
| Sonic Telecom Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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