San Mateo County property record for 1155 Helen Dr, Millbrae, CA 94030
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,410 sqft · built 1956 |
| Lot Size | 0.157 acres (6,850 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $6,685 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 021-041-110 |
| Primary APN | 021-041-110 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 1,410 sqft Living Area |
| Gross Area | 2,600 sqft |
| 1st Floor Area | 1,240 sqft |
| Basement Area | 1,190 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Traditional |
| Exterior Material | Wood |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 6,850 sqft (0.157 acres) |
| Lot Dimensions | 120 ft deep x 56 ft wide |
| Garage Type | Basement |
| Garage Area | 1,190 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1155 HELEN DR |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-1015 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 9 BLOCK 10 MILLBRAE MEADOWS NO 1 RSM 41/21 22 23 24 CITY OF MILLBRAE |
| Legal Subdivision | MILLBRAE MEADOWS NO 1 |
| Legal Block | 10 |
| Legal Lot Number | 9 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 604600 |
Source: San Mateo County records · APN 021-041-110
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 | 1155 HELEN DR, MILLBRAE, CA 94030-1015 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | 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 | $429,348 (+2%) Land $146,537 Building $282,811 | ||
| 2025 | $6,685.00 (+7.46%) Homeowner's exemption | $420,930 (+4.04%) Land $143,664 Building $277,266 | |
| 2023 | $6,221.00 (+33.73%) Homeowner's exemption | $404,587 Land $138,087 Building $266,500 | $1,729,350 |
| 2022 | $4,652.00 |
Source: FEMA National Flood Hazard Layer as of September 10, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
May also be available: California Internet, T-Mobile USA.
Based on FCC filings for 351 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF MILLBRAE serves 22,795 people |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Apr 2025 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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