San Mateo County property record for 320 Helen Dr, Millbrae, CA 94030 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1947 |
| Square Footage | 1,290 sqft Living Area |
| Lot Size | 5,129 sqft (0.118 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $1,000,000 (2014) |
| Tax Bill | $16,019.00 (2025) |
| Primary APN | 021-351-040 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,290 sqft Living Area |
| 1st Floor | 1,290 sqft 1st Floor |
| Family Room | Family Room |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Lot Area | 5,129 sqft (0.118 acres) |
| Depth X Width | 90 ft x 57 ft Depth x Width |
| Parking Spaces | 2 Parking Spaces |
| Garage Area | 410 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 320 HELEN DR |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-1729 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 17 BLOCK 5 MEADOW GLEN RSM 26/7 8 9 |
| Legal Subdivision | MEADOW GLEN |
| Legal Block | 5 |
| Legal Lot Number | 17 |
| Jurisdiction | SAN MATEO CA |
| Minor Civil Division | SOUTH SAN FRANCISCO |
| Census Blockgroup | 1 |
| Census Block | 1005 |
| Census Tract | 604500 |
Source: San Mateo County records · APN 021-351-040
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 Individual Names on File |
|---|---|
| Mailing Address | 320 HELEN DR, MILLBRAE, CA 94030-1729 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 08, 2014 · Amount on Record |
| Deed Sale | Apr 08, 2014 · Amount on Record |
| Deed Doc Number | 201428883 |
| Prior Transfer Date | Apr 23, 2001 |
| Prior Transfer Doc | 0000056395 |
| Record Refreshed | Sep 20, 2026 |
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 | $1,250,372 (+2%) Land $625,186 Building $625,186 | ||
| 2025 | $16,019.00 (+6.98%) Homeowner's exemption | $1,225,856 (+4.04%) Land $612,928 Building $612,928 | |
| 2023 | $14,974.00 (+14.45%) Homeowner's exemption | $1,178,256 Land $589,128 Building $589,128 | $1,276,560 |
| 2022 | $13,083.00 |
320 Helen Dr is in FEMA Zone X, outside the Special Flood Hazard Area, with direct wildfire exposure (Low risk).
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 | Low 1st percentile of exposed land nationally · 1st in California |
|---|---|
| Wildfire Likelihood | Low — less than 1 in 10,000 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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