San Mateo County property record for 20 E Poplar Ave, San Mateo, CA 94401
| Property Type | Quadplex |
|---|---|
| Details | 8 bd · 4 ba · 4,555 sqft · built 1947 |
| Lot Size | 0.149 acres (6,469 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $945,000 (Feb 2012) |
| Tax Bill | $20,309 (2025) |
| Deeds & Mortgages | Sep 2018 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 032-174-090 |
| Primary APN | 032-174-090 |
|---|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 16 Rooms |
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 4,555 sqft Living Area |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Architectural Style | Quadruplex |
| Lot Area | 6,469 sqft (0.149 acres) |
| Lot Dimensions | 133 ft deep x 49 ft wide |
| Garage Type | Detached |
| Parking Spaces | 4 Parking Spaces |
| Street Address | 20 E POPLAR AVE, E |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94401-2434 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | 53 FT X 45 FT F & R MEAS ON SELY LN OF POPLAR AV E COM 143.87 FT FM SELY LN OF EL CAMINO REAL BEING PTN OF LOT 4 BLK 7A WESTERN ADD TO SAN MATEO RSM 1/52 |
| Legal Subdivision | WESTERN ADD TO SAN MATEO |
| Legal Block | 7A |
| Legal Lot Number | 4 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 605902 |
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 | 25 BLUEBELL LN, HILLSBOROUGH, CA 94010-7302 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 9, 2012 · Amount on Record |
| Deed Sale | Feb 9, 2012 · Amount on Record |
| Deed Document Number | 201217317 |
| Last Transfer Date | Sep 11, 2018 |
| Transfer Doc | 0000074093 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Sep 21, 2018 |
| Property Address | 20 E POPLAR AVE, SAN MATEO, CA 94401-2434 |
| Document Number | 0000074093 |
| Map Reference | MB D PG48 |
| Instrument Date | Sep 11, 2018 |
| Instrument | 2018-074093 |
| Transaction Type | Transfer |
| Record Updated | Aug 9, 2021 |
| Title Company | FIRST AMERICAN TITLE CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 00000 |
| Name | Verified Name |
|---|---|
| Relationship | Family Revocable Trust |
| Address | 25 BLUEBELL LN, HILLSBOROUGH, CA 94010-7302 |
| Document Number | 0000074094 |
|---|---|
| Date | Sep 21, 2018 |
| Instrument | 2018-074094 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Sep 26, 2043 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
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 | $1,210,700 (+2%) Land $605,350 Building $605,350 | |
| 2025 | $20,309.00 (+7.93%) | $1,186,962 (+4.04%) Land $593,481 Building $593,481 |
| 2023 | $18,816.00 (-0.99%) | $1,140,874 Land $570,437 Building $570,437 |
| 2022 | $19,005.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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 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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