San Mateo County property record for 421 Elder Ave, Millbrae, CA 94030 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2.5 Baths |
| Year Built | Built 1934 |
| Square Footage | 2,080 sqft Living Area |
| Lot Size | 5,400 sqft (0.124 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $1,125,000 (2009) |
| Tax Bill | $18,367.00 (2025) |
| Primary APN | 024-105-040 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 6 Rooms |
| Building Area | 2,080 sqft Living Area |
| Gross Area | 3,180 sqft Gross Area |
| 1st Floor | 1,630 sqft 1st Floor |
| Basement Area | 1,550 sqft Basement |
| Finished Basement | 450 sqft Finished |
| Unfinished Basement | 1,100 sqft Unfinished |
| Family Room | Family Room |
| Stories | 1 Stories |
| Year Built | Built 1934 |
|---|---|
| Effective Year Built | Effective 1934 |
| Lot Area | 5,400 sqft (0.124 acres) |
| Depth X Width | 120 ft x 45 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Basement Garage |
| Garage Area | 1,100 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 421 ELDER AVE |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-2432 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 4 BLOCK 28 MILLBRAE HIGHLANDS 1 |
| Legal Subdivision | MILLBRAE HIGHLANDS 1 |
| Legal Block | 28 |
| Legal Lot Number | 4 |
| Jurisdiction | SAN MATEO CA |
| Minor Civil Division | SOUTH SAN FRANCISCO |
| Census Blockgroup | 2 |
| Census Block | 2002 |
| Census Tract | 604800 |
Source: San Mateo County records · APN 024-105-040
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 | 2 Company Names on File |
|---|---|
| Mailing Address | 421 ELDER AVE, MILLBRAE, CA 94030-2432 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Dec 09, 2009 · Amount on Record |
| Deed Sale | Dec 09, 2009 · Amount on Record |
| Prior Sale | May 02, 2006 · Amount on Record |
| Deed Doc Number | 2009160623 |
| Last Transfer Date | May 24, 2016 |
| Transfer Doc | 0000077691 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 421 ELDER AVE, MILLBRAE, CA 94030-2432 |
| Transaction Type | Mortgage |
| Record Updated | Aug 05, 2022 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN TITLE INS CO |
| Name | Verified Name |
|---|---|
| Address | 421 ELDER AVE, MILLBRAE, CA 94030-2432 |
| Document Number | 0000045065 |
|---|---|
| Date | Mar 19, 2021 |
| Instrument | 2021-045065 |
| Name | AMERISAVE MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | ATLANTA, GA 30305 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 01, 2051 |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | Millbrae City |
| Elementary School District | Millbrae Elementary School District (KG - 08) |
| Secondary School District | San Mateo Union High School District (09 - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,481,204 (+2%) Land $740,602 Building $740,602 | ||
| 2025 | $18,367.00 (+6.78%) Homeowner's exemption | $1,452,162 (+4.04%) Land $726,081 Building $726,081 | |
| 2023 | $17,200.00 (+11.3%) Homeowner's exemption | $1,395,776 Land $697,888 Building $697,888 | $1,825,740 |
| 2022 | $15,454.00 |
421 Elder 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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