San Mateo County property record for 503 Helen Dr, Millbrae, CA 94030
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,290 sqft · built 1948 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $1,450,000 (Aug 2018) |
| Tax Bill | $20,040 (2025) |
| Deeds & Mortgages | Sep 2020 Mortgage Jun 2021 Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 021-331-340 |
| Primary APN | 021-331-340 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,290 sqft Living Area |
| 1st Floor Area | 1,290 sqft |
| Family Room | Family Room |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Garage Area | 410 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 503 HELEN DR |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-1619 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 34 BLOCK 18 MEADOW GLEN UNIT NO 2 RSM 29/27 CITY OF MILLBRAE |
| Legal Subdivision | MEADOW GLEN UNIT NO 2 |
| Legal Block | 18 |
| Legal Lot Number | 34 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 604700 |
Source: San Mateo County records · APN 021-331-340
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 | 503 HELEN DR, MILLBRAE, CA 94030-1619 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Sep 16, 2020 | Deed of Trust, Mortgage · Conventional Mortgage LOANDEPOT.COM LLC |
| Jun 29, 2021 | Deed of Trust, Mortgage · Conventional Mortgage LOANDEPOT.COM LLC |
| Jun 28, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Aug 10, 2018 | Grant Deed, Transfer · Conventional Mortgage JPMORGAN CHASE BANK NA |
| Aug 10, 2018 | Affidavit of Death, Transfer FIDELITY NATIONAL TITLE |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 10, 2018 · Amount on Record |
| Deed Sale | Aug 10, 2018 · Amount on Record |
| Deed Document Number | 201862920 |
| Last Transfer Date | Jun 25, 2019 |
| Transfer Doc | 0000050291 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 503 HELEN DR, MILLBRAE, CA 94030-1619 |
| Transaction Type | Mortgage |
| Record Updated | Aug 05, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000096301 |
|---|---|
| Date | Sep 16, 2020 |
| Instrument | 2020-096301 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 503 HELEN DR, MILLBRAE, CA 94030-1619 |
| Transaction Type | Mortgage |
| Record Updated | Aug 05, 2022 |
| Title Company | LAWYERS TITLE COMPANY/CA, LAWYERS TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 503 HELEN DR, MILLBRAE, CA 94030-1619 |
| Document Number | 0000098147 |
|---|---|
| Date | Jun 29, 2021 |
| Instrument | 2021-098147 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 301 Months |
| Due | Jul 01, 2046 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jun 28, 2019 |
| Property Address | 503 HELEN DR, MILLBRAE, CA 94030-1619 |
| Document Number | 0000050291 |
| Instrument Date | Jun 25, 2019 |
| Instrument | 50291 |
| Transaction Type | Transfer |
| Record Updated | Jul 29, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 503 HELEN DR MILLBRAE CA 940301619, MILLBRAE, CA 94030-1619 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Aug 10, 2018 |
| Property Address | 503 HELEN DR, MILLBRAE, CA 94030-1619 |
| Document Number | 0000062920 |
| Map Reference | MB29 PG27 |
| Instrument Date | Aug 03, 2018 |
| Instrument | 2018-062920 |
| Transaction Type | Transfer |
| Record Updated | Aug 05, 2022 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 00000 |
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 503 HELEN DR, MILLBRAE, CA 94030-1619 |
| Document Number | 0000062921 |
|---|---|
| Date | Aug 10, 2018 |
| Instrument | 2018-062921 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 01, 2048 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Aug 10, 2018 |
| Property Address | 503 HELEN DR, MILLBRAE, CA 94030-1619 |
| Document Number | 0000062919 |
| Instrument Date | Feb 14, 2018 |
| Instrument | 62919 |
| Transaction Type | Transfer |
| Record Updated | Aug 28, 2018 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 404-31ST AVE SAN MATEO CA 94403, SAN MATEO, CA 94403 |
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 | $1,649,848 (+2%) Land $1,422,285 Building $227,563 | ||
| 2025 | $20,040.00 (+6.17%) | $1,617,499 (+4.04%) Land $1,394,398 Building $223,101 | |
| 2023 | $18,876.00 (+9.34%) | $1,554,691 Land $1,340,252 Building $214,439 | $1,419,030 |
| 2022 | $17,263.00 |
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 | Direct burnable vegetation at the parcel |
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, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: California Internet, Sail Internet Holdings, Verizon.
Based on FCC filings for 586 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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