Contra Costa County property record for 843 Deer Spring Cir, Concord, CA 94521 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 3,169 sqft · built 2003 |
| Lot Size | 0.191 acres (8,319 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $734,500 (Jan 2004) |
| Tax Bill | $12,473 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 121-370-036 |
| Primary APN | 121-370-036 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,169 sqft Living Area |
| 1st Floor Area | 1,642 sqft |
| 2nd Floor Area | 1,527 sqft |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2004 |
| Architectural Style | Cluster |
| Lot Area | 8,319 sqft (0.191 acres) |
| Garage Type | Attached |
| Garage Area | 609 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 843 DEER SPRING CIR |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-5427 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8031 L253 |
| Legal Tract | 8031 |
| Legal Lot Number | 253 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 355309 |
Source: Contra Costa County records · APN 121-370-036
Assessment roll updated July 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 843 DEER SPRING CIR, CONCORD, CA 94521-5427 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jan 14, 2004 · Amount on Record |
| Deed Sale | Jan 14, 2004 · Amount on Record |
| Deed Document Number | 200413536 |
| Last Transfer Date | Aug 20, 2012 |
| Transfer Doc | 0000206625 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,066,624 (+2%) Land $478,566 Building $588,058 | |
| 2025 | $12,473.00 (+4.32%) Homeowner's exemption | $1,045,711 (+4.04%) Land $469,183 Building $576,528 |
| 2023 | $11,956.00 (+1.19%) Homeowner's exemption | $1,005,107 Land $450,965 Building $554,142 |
| 2022 | $11,815.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | High above 87% of the US · above 67% of California |
|---|---|
| Wildfire Likelihood | About 1 in 100 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
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