San Mateo County property record for 621 Hemlock Ave, Millbrae, CA 94030
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,210 sqft · built 1942 |
| Lot Size | 0.132 acres (5,762 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $6,100 (2025) |
| Deeds & Mortgages | May 2026 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 024-123-090 |
| Primary APN | 024-123-090 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Building Area | 1,210 sqft Living Area |
| 1st Floor Area | 1,010 sqft |
| Family Room | Family Room |
| Year Built | Built 1942 |
|---|---|
| Effective Year Built | Effective 1942 |
| Lot Area | 5,762 sqft (0.132 acres) |
| Lot Dimensions | 128 ft deep x 45 ft wide |
| Garage Area | 480 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 621 HEMLOCK AVE |
|---|---|
| City | MILLBRAE |
| State | CA |
| Zip | 94030-2635 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 4 BLOCK 2 MILLBRAE MANOR |
| Legal Subdivision | MILLBRAE MANOR |
| Legal Block | 2 |
| Legal Lot Number | 4 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 604400 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 621 HEMLOCK AVE, MILLBRAE, CA 94030-2635 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants by the Entirety |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | May 4, 2026 |
| Transfer Doc | 0000027070 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 13, 2026 |
| Property Address | 621 HEMLOCK AVE, MILLBRAE, CA 94030-2635 |
| Document Number | 0000027070 |
| Instrument Date | May 4, 2026 |
| Instrument | 202627070 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants by the Entirety |
| Address | 621 HEMLOCK AVE, MILLBRAE, CA 94030-2635 |
Source: San Mateo County assessment roll, as of July 15, 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) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $334,860 (+2%) Land $160,074 Building $174,786 | ||
| 2025 | $6,100.00 (+5.35%) | $328,296 (+4.04%) Land $156,936 Building $171,360 | |
| 2023 | $5,790.00 (+54.03%) | $315,553 Land $150,845 Building $164,708 | $1,091,700 |
| 2022 | $3,759.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Claims | 3 (1980–1982) |
| Claims Outside the SFHA | 1 of 3 |
| Most Recent Claim | Dec 1982 · rainfall accumulation |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; 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 | CITY OF MILLBRAE serves 22,795 people · EPA ID CA4110018 |
|---|---|
| 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, 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 441 locations within half a mile, as of December 31, 2025
| 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 Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Sail Internet, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures