Contra Costa County property record for 939 28th St, Richmond, CA 94804
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,157 sqft · built 1961 |
| Lot Size | 0.07 acres (3,036 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $175,000 (Apr 1999) |
| Tax Bill | $5,294 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 528-141-013-3 |
| Primary APN | 528-141-013-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,157 sqft Living Area |
| 1st Floor Area | 1,157 sqft |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1961 |
| Lot Area | 3,036 sqft (0.07 acres) |
| Garage Type | Attached |
| Garage Area | 418 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 939 28TH ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94804-1362 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SFR3 |
| Legal Description | ALVARADO POR LOTS 20 & 21 BLK 3 & TR ADJ |
| Legal Subdivision | ALVARADO |
| Legal Block | 3 |
| Legal Lot Number | 20,21 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 5 |
| Census Block | 5005 |
| Census Tract | 372000 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | PO BOX 1919, EL CERRITO, CA 94530-4919 |
| Owner Type | Company |
| Vesting | Estate |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 30, 1999 · Amount on Record |
| Deed Sale | Apr 30, 1999 · Amount on Record |
| Prior Sale | Aug 31, 1998 · Amount on Record |
| Deed Document Number | 1999115823 |
| Last Transfer Date | Feb 21, 2003 |
| Transfer Doc | 0000104975 |
| Record Updated | Oct 29, 2026 |
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 | $271,812 (+2%) Land $106,011 Building $165,801 | |
| 2025 | $5,294.00 (+3.08%) | $266,483 (+4.04%) Land $103,933 Building $162,550 |
| 2023 | $5,136.00 (+2.27%) | $256,138 Land $99,899 Building $156,239 |
| 2022 | $5,022.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 95% of the US · lower than 97% of California |
|---|---|
| Wildfire Likelihood | Under 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 967 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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