Contra Costa County property record for 521 28th St, Richmond, CA 94804
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,640 sqft · built 1949 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $340,000 (Jul 2017) |
| Tax Bill | $9,069 (2025) |
| Deeds & Mortgages | Jul 2022 Line of Credit Jul 2017 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 515-120-007-7 |
| Primary APN | 515-120-007-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,640 sqft Living Area |
| 1st Floor Area | 1,212 sqft |
| 2nd Floor Area | 236 sqft |
| Basement Area | 192 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1949 |
| Exterior Material | Stucco |
| Roof Material | Tile |
| Lot Area | 5,000 sqft (0.115 acres) |
| Garage Type | Attached |
| Garage Area | 344 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 521 28TH ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94804-1515 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | NICH MAC AVE CIV CEN LOTS 29 & 30 BLK 25 |
| Legal Subdivision | NICHOLL MACDONALD AVE CIVI |
| Legal Block | 25 |
| Legal Lot Number | 29,30 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 374000 |
521 28th St is owned by an individual who bought it in July 2017.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 544 SEASTORM DR, REDWOOD CITY, CA 94065-2846 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jul 18, 2022 | Deed of Trust, Mortgage · Line of Credit EAST WEST BANK |
| Jul 27, 2017 | Grant Deed, Transfer FIDELITY NATIONAL TITLE |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 27, 2017 · Amount on File |
| Deed Sale | Jul 27, 2017 · Amount on File |
| Deed Document Number | 2017134204 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 521 28TH ST, RICHMOND, CA 94804-1515 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 2 BATTEN LN, REDWOOD CITY, CA 94065-8438 |
| Document Number | 0000114374 |
|---|---|
| Date | Jul 18, 2022 |
| Instrument | 2022-114374 |
| Name | EAST WEST BANK |
|---|---|
| Type | Bank |
| Address | EL MONTE, CA 91731 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jul 7, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 27, 2017 |
| Property Address | 521 28TH ST, RICHMOND, CA 94804-1515 |
| Document Number | 0000134204 |
| Instrument Date | Jun 21, 2017 |
| Instrument | 134204 |
| Transaction Type | Transfer |
| Record Updated | Aug 1, 2017 |
| Title Company | FIDELITY NATIONAL TITLE |
| Amount | Amount on Record |
|---|---|
| Tax | $374.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 544 SEASTORM DR REDWOOD CITY CA 940652846, REDWOOD CITY, CA 94065-2846 |
The 2025 property tax bill for 521 28th St was $9,069.
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 | $539,667 (+2%) Land $371,386 Building $168,281 | |
| 2025 | $9,069.00 | $529,086 Land $364,104 Building $164,982 |
| 2023 | $8,755.00 (+1.78%) | $508,543 Land $349,966 Building $158,577 |
| 2022 | $8,602.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 521 28th 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 521 28th 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 788 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 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Etheric Networks, GeoLinks.
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