Contra Costa County property record for 508 Dimm St, Richmond, CA 94805
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2.5 ba · 2,198 sqft · built 1931 |
| Lot Size | 0.074 acres (3,230 sqft) |
| Owner | Individual Name on File |
| Last Sale | $455,000 (Jan 2013) |
| Tax Bill | $10,426 (2025) |
| Deeds & Mortgages | Sep 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 519-231-025-7 |
| Primary APN | 519-231-025-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,198 sqft Living Area |
| Gross Area | 2,669 sqft |
| 1st Floor Area | 1,373 sqft |
| 2nd Floor Area | 825 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1931 |
|---|---|
| Effective Year Built | Effective 1941 |
| Architectural Style | Bungalow |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 3,230 sqft (0.074 acres) |
| Garage Type | Attached |
| Garage Area | 471 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Floor/Wall Furnace |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 508 DIMM ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94805-1943 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | RICHMOND TRAFFIC CTR LOT 15 POR 14&16 BLK 13 |
| Legal Subdivision | RICHMOND TRAFFIC CENTER |
| Legal Block | 13 |
| Legal Lot Number | 15 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3012 |
| Census Tract | 370000 |
508 Dimm St is owned and occupied by an individual who acquired it in August 2020.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 508 DIMM ST, RICHMOND, CA 94805-1943 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | Jan 29, 2013 · Amount on File |
| Deed Sale | Jan 29, 2013 · Amount on File |
| Prior Sale | Apr 27, 2012 · Amount on File |
| Deed Document Number | 201324262 |
| Last Transfer Date | Aug 27, 2020 |
| Transfer Doc | 0000206739 |
| Record Updated | Oct 29, 2026 |
| Jurisdiction | CONTRA COSTA CA |
|---|---|
| Recording Date | Sep 17, 2020 |
| Property Address | 508 DIMM ST, RICHMOND, CA 94805-1943 |
| Document Number | 0000206739 |
| Map Reference | MB 11 PG 256 |
| Instrument Date | Aug 27, 2020 |
| Instrument | 2020-206739 |
| Record Updated | Nov 3, 2022 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 508 DIMM ST, RICHMOND, CA 94805-1943 |
| Document Number | 0000206740 |
|---|---|
| Date | Sep 17, 2020 |
| Instrument | 2020-206740 |
| Name | AMERICAN PACIFIC MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | ROSEVILLE, CA 95661 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Oct 1, 2050 |
The 2025 property tax bill for 508 Dimm St was $10,426.
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 | $571,490 (+2%) Land $295,165 Building $276,325 | |
| 2025 | $10,426.00 | $560,285 Land $289,378 Building $270,907 |
| 2023 | $10,048.00 (+10.87%) | $538,531 Land $278,142 Building $260,389 |
| 2022 | $9,063.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 508 Dimm 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.
Wildfire risk around 508 Dimm St 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 927 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 | 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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