Contra Costa County property record for 3629 E 18th St, Antioch, CA 94509 · Last verified July 2026
| Property Type | Commercial > Retail > Service Station (Full Service) |
|---|---|
| Year Built | Built 2000 |
| Square Footage | 3,286 sqft Gross Area |
| Lot Size | 1.22 acres |
| Last Sale | $4,800,000 (2024) |
| Tax Bill | $55,981.00 (2025) |
| Primary APN | 051-052-090-1 |
|---|---|
| Alternative APN |
|
| Building Area | 3,286 sqft Gross Area |
|---|---|
| 1st Floor | 3,286 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 2000 |
| Lot Area | 53,578 sqft |
| Street Address | 3629 E 18TH ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-8511 |
| Property Usage | Commercial Property Usage |
| Type | Commercial > Retail > Service Station (Full Service) |
| Legal Description | 166PM20 PCL 1 |
| Legal Subdivision | AMENDED PARCEL MAP SUBDIVISION M S 1-92 |
| Legal Tract | 166PM20 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | ANTIOCH-PITTSBURG |
| Census Blockgroup | 2 |
| Census Block | 2016 |
| Census Tract | 306002 |
Source: Contra Costa County records · APN 051-052-090-1
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 | Company Name on File |
|---|---|
| Mailing Address | 3629 E 18TH ST, ANTIOCH, CA 94509-8511 |
| Owner Type | Owner is a Company |
| Vesting | Company |
| Date | Document |
|---|---|
| Jul 06, 2020 | Grant Deed, Transfer BANK OF GUAM |
| Jul 06, 2020 | Quit Claim Deed, Transfer OLD REPUBLIC TITLE |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 01, 2024 · Amount on Record |
| Deed Sale | Oct 01, 2024 · Amount on Record |
| Prior Sale | Jul 06, 2020 · Amount on Record |
| Deed Doc Number | 202496660 |
| Prior Transfer Date | Jul 31, 2014 |
| Prior Transfer Doc | 0000128987 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 06, 2020 |
| Property Address | 3629 E 18TH ST, ANTIOCH, CA 94509-8511 |
| Document Number | 0000132991 |
| Instrument Date | Jun 30, 2020 |
| Instrument | 132991 |
| Transaction Type | Transfer |
| Record Updated | Jul 23, 2020 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $4,070.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 674 N SANTA CRUZ AVE #B LOS GATOS CA 95030, B, LOS GATOS, CA 95030 |
| Document Number | 132992 |
|---|---|
| Date | Jul 06, 2020 |
| Instrument | 132992 |
| Name | BANK OF GUAM |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94104 |
| Amount | Amount Recorded |
|---|
| Rate Type | Adjustable Rate |
|---|
| Document Number | 132996, |
|---|---|
| Date | Jul 06, 2020 |
| Instrument | 132996 |
| Name | BANK OF GUAM |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94104 |
| Amount | Amount Recorded |
|---|
| Rate Type | Adjustable Rate |
|---|
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 06, 2020 |
| Property Address | 3629 E 18TH ST, ANTIOCH, CA 94509-8511 |
| Document Number | 0000132990 |
| Instrument Date | Jun 29, 2020 |
| Instrument | 132990 |
| Transaction Type | Transfer |
| Record Updated | Jul 21, 2020 |
| Title Company | OLD REPUBLIC TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 3629 E 18TH ST ANTIOCH CA 945098511, ANTIOCH, CA 94509-8511 |
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 | $4,896,000 (+2%) Land $2,458,200 Building $2,437,800 | |
| 2025 | $55,981.00 (+24.12%) | $4,800,000 (+24.69%) Land $2,410,000 Building $2,390,000 |
| 2023 | $45,102.00 (+0.3%) | $3,849,480 Land $1,118,430 Building $2,731,050 |
| 2022 | $44,969.00 |
3629 E 18th St is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
Source: FEMA National Flood Hazard Layer · Contra Costa County (06013C), updated October 12, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures