Alameda County property record for 621 Santa Rosa Ave, Berkeley, CA 94707
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 2,207 sqft · built 1970 |
| Lot Size | 0.087 acres (3,800 sqft) |
| Owner | Trust Name on File |
| Last Sale | $1,050,000 (May 2010) |
| Tax Bill | $21,194 (2025) |
| Deeds & Mortgages | Oct 2020 Transfer Oct 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 62-2893-40 |
| Primary APN | 62-2893-40 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,207 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | L-Shape |
| Exterior Material | Wood Shingle |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 3,800 sqft (0.087 acres) |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 621 SANTA ROSA AVE |
|---|---|
| City | BERKELEY |
| State | CA |
| Zip | 94707-1538 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1H |
| Legal Description | LOT: 00040 BLK: AR: 0062 PAGE: 2893 |
| Legal Subdivision | THOUSAND OAKS |
| Legal Block | 9 |
| Legal Lot Number | 40 |
| Jurisdiction | ALAMEDA CA |
| Township / Civil Division | BERKELEY |
| Census Block Group | 1 |
| Census Block | 1014 |
| Census Tract | 421300 |
621 Santa Rosa Ave is owner-occupied and held in a trust since October 2020.
Source: Alameda County records, as of August 5, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 621 SANTA ROSA AVE, BERKELEY, CA 94707-1538 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Oct 9, 2020 | Quit Claim Deed, Transfer NORTH AMERICAN TITLE |
| Oct 9, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 6, 2010 · Amount on File |
| Deed Sale | May 6, 2010 · Amount on File |
| Deed Document Number | 2010123312 |
| Last Transfer Date | Oct 2, 2020 |
| Transfer Doc | 0000267333 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Oct 9, 2020 |
| Property Address | 621 SANTA ROSA AVE, BERKELEY, CA 94707-1538 |
| Document Number | 0000267335 |
| Instrument Date | Oct 2, 2020 |
| Instrument | 267335 |
| Transaction Type | Transfer |
| Record Updated | Dec 31, 2020 |
| Title Company | NORTH AMERICAN TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 621 SANTA ROSA AVE BERKELEY CA 947071538, BERKELEY, CA 94707-1538 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ALAMEDA CA |
| Recording Date | Oct 9, 2020 |
| Property Address | 621 SANTA ROSA AVE, BERKELEY, CA 94707-1538 |
| Document Number | 0000267333 |
| Map Reference | MB 25 PG 2 |
| Instrument Date | Oct 2, 2020 |
| Instrument | 2020267333 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | NORTH AMERICAN TITLE CO INC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 621 SANTA ROSA AVE, BERKELEY, CA 94707-1538 |
| Document Number | 0000267334 |
|---|---|
| Date | Oct 9, 2020 |
| Instrument | 2020267334 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2050 |
The 2025 property tax bill for 621 Santa Rosa Ave was $21,194 with a homeowner's exemption.
Source: Alameda County assessment roll, as of August 5, 2026
| Type | Name |
|---|---|
| State | California |
| County | Alameda County |
| Municipality | Berkeley City |
| Unified School District | Berkeley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,381,900 (+1.49%) Land $414,710 Building $974,190 | ||
| 2025 | $21,194.00 Homeowner's exemption | $1,361,671 Land $406,579 Building $955,092 | |
| 2023 | $19,114.00 Homeowner's exemption | $1,308,807 Land $390,795 Building $918,012 | $1,887,210 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 621 Santa Rosa Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2017.
Source: FEMA National Flood Hazard Layer, effective May 25, 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 Policies | 3 in force |
| Nearby Flood Claims | 2 (2017–2022) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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.
Wildfire risk around 621 Santa Rosa Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 922 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 | 1,200 / 35 |
| Sonic Telecom Fiber | 1,000 / 1,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks.
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