Contra Costa County property record for 3640 Gallagher Cir, Antioch, CA 94509 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2.5 Baths |
| Year Built | Built 1978 |
| Square Footage | 2,060 sqft Living Area |
| Lot Size | 9,300 sqft (0.214 acres) |
| Garage | Attached, 440 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $716.00 (2025) |
Source: Contra Costa County records · APN 072-082-003-4
Assessment roll updated July 14, 2026 · Last verified July 2026
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| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 3640 GALLAGHER CIR, ANTIOCH, CA 94509-5936 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Mar 08, 2013 |
| Transfer Doc | 0000065830 |
| Record Refreshed | 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 | Antioch City |
| Unified School District | Antioch 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 | $191,455 (+2%) Land $32,824 Building $158,631 | |
| 2025 | $716.00 (-1.65%) Disabled Person's exemption Veteran's exemption | $187,702 (+4.04%) Land $32,181 Building $155,521 |
| 2023 | $728.00 (-10.34%) Disabled Person's exemption Veteran's exemption | $180,415 Land $30,932 Building $149,483 |
| 2022 | $812.00 |
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 |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Moderate above 49% of the US · above 29% of California |
|---|---|
| Wildfire Likelihood | About 1 in 893 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.
| Primary APN | 072-082-003-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Partial Baths | 1 Partial Baths |
| Total Rooms | 9 Rooms |
| Building Area | 2,060 sqft Living Area |
| Gross Area | 2,500 sqft Gross Area |
| 1st Floor | 1,136 sqft 1st Floor |
| 2nd Floor | 924 sqft 2nd Floor |
| Stories | 2 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Ranch Style |
| Exterior Material | Stucco Exterior |
| Construction Type | Frame Construction |
| Roof Material | Wood Shingle Roof |
| Lot Area | 9,300 sqft (0.214 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 440 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Forced Air with Air Conditioning Heating |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 3640 GALLAGHER CIR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5936 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TRACT 4668 LOT 27 |
| Legal Tract | 4668 |
| Legal Lot Number | 27 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | ANTIOCH-PITTSBURG |
| Census Blockgroup | 2 |
| Census Block | 2007 |
| Census Tract | 307101 |
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