Contra Costa County property record for 4255 Clayton Rd, Concord, CA 94521
| Property Type | Religious, Church, Worship (Synagogue, Temple, Parsonage) |
|---|---|
| Details | 57,000 sqft · built 1950 |
| Lot Size | 9.44 acres (411,293 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $262,000 (Sep 2008) |
| Tax Bill | $35,809 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 115-080-042-1 |
| Primary APN | 115-080-042-1 |
|---|---|
| Alternative APN |
|
| Total Rooms | 10 Rooms |
|---|---|
| Stories | 1 Story |
| Building Area | 57,000 sqft Gross Area |
| 1st Floor Area | 57,000 sqft |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1950 |
| Lot Area | 411,293 sqft |
| Street Address | 4255 CLAYTON RD |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94521-2711 |
| Property Category | Other |
| Property Type | Other > Religious, Church, Worship (Synagogue, Temple, Parsonage) |
| Legal Description | FOSKETT & ELWORTHY TR POR LOTS 21 & 22 |
| Legal Subdivision | FOSKETT & ELSWORTHY |
| Legal Lot Number | 21,22 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 5 |
| Census Block | 5016 |
| Census Tract | 333200 |
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 | 4255 CLAYTON RD, CONCORD, CA 94521-2711 |
| Owner Type | Company |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 18, 2008 · Amount on Record |
| Deed Sale | Sep 18, 2008 · Amount on Record |
| Deed Document Number | 2008206938 |
| Prior Transfer Date | Sep 5, 2008 |
| Prior Transfer Doc | 0000206938 |
| 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 | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $9,295,978 (+2%) Land $6,482,332 Building $2,813,646 | |
| 2025 | $35,809.00 (+63.03%) Additional exemption filed | $9,113,705 (+4.04%) Land $6,355,228 Building $2,758,477 |
| 2023 | $21,965.00 (+26.41%) Additional exemption filed | $8,759,811 Land $6,108,448 Building $2,651,363 |
| 2022 | $17,376.00 |
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 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 575 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Sonic Telecom, Verizon.
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