Contra Costa County property record for 661 21st St, Richmond, CA 94801
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 826 sqft · built 1913 |
| Lot Size | 0.057 acres (2,500 sqft) |
| Owner | Individual Name on File |
| Last Sale | $275,000 (May 2016) |
| Tax Bill | $6,839 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 529-281-006-5 |
| Primary APN | 529-281-006-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 826 sqft Living Area |
| 1st Floor Area | 826 sqft |
| Year Built | Built 1913 |
|---|---|
| Effective Year Built | Effective 1913 |
| Architectural Style | Traditional |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 2,500 sqft (0.057 acres) |
| Lot Dimensions | 100 ft deep x 25 ft wide |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Floor/Wall Furnace |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 661 21ST ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-3369 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SFR3 |
| Legal Description | NEW RICHMOND LOT 15 BLK C |
| Legal Subdivision | NEW RICHMOND ADD |
| Legal Block | C |
| Legal Lot Number | 15 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 375000 |
661 21st St is owned and occupied by an individual who bought it in May 2016.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 661 21ST ST, RICHMOND, CA 94801-3369 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 17, 2016 · Amount on File |
| Deed Sale | May 17, 2016 · Amount on File |
| Prior Sale | Nov 19, 2012 · Amount on File |
| Deed Document Number | 201693349 |
| Prior Transfer Date | Feb 29, 2008 |
| Prior Transfer Doc | 0000048055 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 661 21st St was $6,839.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Richmond City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $332,045 (+2%) Land $272,643 Building $59,402 | |
| 2025 | $6,839.00 | $325,536 Land $267,298 Building $58,238 |
| 2023 | $5,918.00 (+2.1%) | $312,897 Land $256,919 Building $55,978 |
| 2022 | $5,796.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 661 21st St in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 661 21st St has no burnable land within ember reach, so its wildfire risk is not rated.
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 | 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 1,047 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Etheric Networks, GeoLinks, T-Mobile, Verizon.
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