Contra Costa County property record for 4030 Folsom Ct, Concord, CA 94520
| Property Type | Commercial |
|---|---|
| Details | 1,344 sqft · built 1974 |
| Lot Size | 1.76 acres (76,839 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $800,900 (Mar 2018) |
| Tax Bill | $12,516 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 159-060-037-3 |
| Primary APN | 159-060-037-3 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 1,344 sqft Gross Area |
| 1st Floor Area | 1,344 sqft |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1974 |
| Lot Area | 76,839 sqft |
| Street Address | 4030 FOLSOM CT |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94520-1210 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Legal Description | RECORD OF SURVEY 34 LSM 24 POR PCL C EX MR |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1067 |
| Census Tract | 315000 |
4030 Folsom Ct, a commercial property, is owned by two individuals who bought it in March 2018.
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 | 23663 CARLSON CT, FAIRVIEW, CA 94541-4583 |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 21, 2018 · Amount on File |
| Deed Sale | Mar 21, 2018 · Amount on File |
| Prior Sale | Dec 30, 2004 · Amount on File |
| Deed Document Number | 201843800 |
| Prior Transfer Date | Feb 27, 2018 |
| Prior Transfer Doc | 0000043800 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4030 Folsom Ct was $12,516.
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 | $929,504 (+2%) Land $835,618 Building $93,886 | |
| 2025 | $12,516.00 | $911,280 Land $819,234 Building $92,046 |
| 2023 | $12,145.00 (+6.17%) | $875,896 Land $787,423 Building $88,473 |
| 2022 | $11,439.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 4030 Folsom Ct in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 10 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 1 (1993) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 1993 · Severe Winter Storm, Mud & Land Slides, & Flooding |
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 4030 Folsom Ct is low, with a 0.02% 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 | 0.02% 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 82 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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