San Mateo County property record for 525 E 4th Ave, San Mateo, CA 94401 · Last verified July 2026
| Property Type | Vacant Land > Uncategorized |
|---|---|
| Lot Size | 5,474 sqft (0.126 acres) |
| Last Sale | $2,050,000 (2022) |
| Tax Bill | $25,560.00 (2025) |
| Primary APN | 034-185-170 |
|---|
| Lot Area | 5,474 sqft (0.126 acres) |
|---|---|
| Depth X Width | 50 ft x 110 ft Depth x Width |
| Street Address | 525 E 4TH AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94401-3312 |
| Property Usage | Vacant Land Property Usage |
| Type | Vacant Land > Uncategorized |
| Legal Description | BEING PTN OF LOT 1 BLK 21 TOWN OF SAN MATEO RSM 1/45 |
| Legal Subdivision | TOWN OF SAN MATEO |
| Legal Block | 21 |
| Legal Lot Number | 1 |
| Jurisdiction | SAN MATEO CA |
| Minor Civil Division | SAN MATEO |
| Census Blockgroup | 2 |
| Census Block | 2007 |
| Census Tract | 606300 |
Source: San Mateo County records · APN 034-185-170
Assessment roll updated July 15, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 530 EMERSON ST, 150, PALO ALTO, CA 94301-1607 |
| Owner Type | Owner is a Company |
| Date | Document |
|---|---|
| Aug 02, 2022 | Deed of Trust, Mortgage · Commercial Mortgage ACORE CAPITAL MORTGAGE LP |
| Jun 30, 2022 | Grant Deed, Transfer FIRST AMERICAN TITLE INSURANCE COMPANY NA, FIRST AMER TTL INS CO NATL C |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 30, 2022 · Amount on Record |
| Deed Sale | Jun 30, 2022 · Amount on Record |
| Deed Doc Number | 202251672 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 525 E 4TH AVE, SAN MATEO, CA 94401-3312 |
| Transaction Type | Mortgage |
| Record Updated | Aug 25, 2022 |
| Title Company | FIRST AMER TTL INS CO NATL C |
| Name | Verified Name |
|---|
| Document Number | 0000058280 |
|---|---|
| Date | Aug 02, 2022 |
| Instrument | 2022-058280 |
| Name | ACORE CAPITAL MORTGAGE LP |
|---|---|
| Type | Non-Lending Institution |
| Address | LARKSPUR, CA 94939 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jun 30, 2022 |
| Property Address | 525 E 4TH AVE, SAN MATEO, CA 94401-3312 |
| Document Number | 0000051672 |
| Map Reference | MB 2 PG 45 |
| Instrument Date | Jun 23, 2022 |
| Instrument | 2022-051672 |
| Transaction Type | Transfer |
| Record Updated | Jul 20, 2022 |
| Title Company | FIRST AMERICAN TITLE INSURANCE COMPANY NA, FIRST AMER TTL INS CO NATL C |
| Amount | Amount Recorded |
|---|---|
| Tax | $12,505.00 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 530 EMERSON ST # 150, 150, PALO ALTO, CA 94301-1607 |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,208,161 (+2%) Land $2,208,161 | |
| 2025 | $25,560.00 (+0.9%) | $2,164,864 (+3.53%) Land $2,164,864 |
| 2024 | $25,331.00 (+1.98%) | |
| 2023 | $24,838.00 (+293.07%) | $2,091,000 Land $2,080,800 Building $10,200 |
| 2022 | $6,319.00 |
525 E 4th Ave is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
Source: FEMA National Flood Hazard Layer · San Mateo County (06081C), updated September 10, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
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