Contra Costa County property record for 531 Dover Dr, Walnut Creek, CA 94598
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 3 ba · 2,785 sqft · built 1964 |
| Lot Size | 0.287 acres (12,495 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $650,000 (Jul 2004) |
| Tax Bill | $2,653 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 142-193-005-6 |
| Primary APN | 142-193-005-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,785 sqft Living Area |
| 1st Floor Area | 1,547 sqft |
| Basement Area | 1,238 sqft |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1964 |
| Lot Area | 12,495 sqft (0.287 acres) |
| Garage Type | Attached |
| Garage Area | 520 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 531 DOVER DR |
|---|---|
| City | WALNUT CREEK |
| State | CA |
| Zip | 94598-3728 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10 |
| Legal Description | TRACT 3090 36 |
| Legal Subdivision | WALNUT CREEK |
| Legal Tract | 3090 |
| Legal Lot Number | 36 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 338301 |
531 Dover Dr is owned and occupied by two individuals who bought it in July 2004.
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 531 DOVER DR, WALNUT CREEK, CA 94598-3728 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 1, 2004 · Amount on File |
| Deed Sale | Jul 1, 2004 · Amount on File |
| Deed Document Number | 2004253061 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 531 Dover Dr was $2,653 with a homeowner's exemption.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Walnut Creek City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $170,431 (+2%) Land $48,077 Building $122,354 | |
| 2025 | $2,653.00 Homeowner's exemption | $167,090 Land $47,135 Building $119,955 |
| 2023 | $2,528.00 (+0.92%) Homeowner's exemption | $160,603 Land $45,305 Building $115,298 |
| 2022 | $2,505.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 531 Dover Dr in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 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 |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 1 in force |
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 531 Dover Dr 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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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.
Source: FCC Broadband Data Collection, based on 428 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: Sonic Telecom.
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