Contra Costa County property record for 4516 Blackburn Ct, Concord, CA 94518
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,157 sqft · built 1983 |
| Lot Size | 0.231 acres (10,075 sqft) |
| Owner | Company Name on Record |
| Last Sale | $410,000 (Jul 1999) |
| Tax Bill | $7,884 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 134-471-008 |
| Primary APN | 134-471-008 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,157 sqft Living Area |
| 1st Floor Area | 1,177 sqft |
| 2nd Floor Area | 980 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1990 |
| Lot Area | 10,075 sqft (0.231 acres) |
| Garage Type | Attached |
| Garage Area | 472 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 4516 BLACKBURN CT |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94518-1932 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RPD |
| Legal Description | T04554 L0008 B EX MR |
| Legal Tract | 04554 |
| Legal Lot Number | 8 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 5 |
| Census Block | 5002 |
| Census Tract | 337300 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 4516 BLACKBURN CT, CONCORD, CA 94518-1932 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 21, 1999 · Amount on Record |
| Deed Sale | Jul 21, 1999 · Amount on Record |
| Deed Document Number | 1999191618 |
| Last Transfer Date | Mar 3, 2015 |
| Transfer Doc | 0000037332 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $642,742 (+2%) Land $164,598 Building $478,144 | |
| 2025 | $7,884.00 (+4.63%) Homeowner's exemption | $630,140 (+4.04%) Land $161,371 Building $468,769 |
| 2023 | $7,535.00 (+1.37%) Homeowner's exemption | $605,672 Land $155,105 Building $450,567 |
| 2022 | $7,433.00 |
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 | Moderate above 53% of the US · lower than 68% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 376 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 |
May also be available: AT&T.
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