Contra Costa County property record for 400 E 18th St, Antioch, CA 94509 · Last verified August 2026
| Property Type | Fast Food Restaurant |
|---|---|
| Details | 1,153 sqft · built 1960 |
| Lot Size | 0.212 acres (9,234 sqft) |
| Owner | Company Name on File |
| Last Sale | $425,000 (Feb 2005) |
| Tax Bill | $9,012 (2025) |
| Deeds & Mortgages | Mar 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 068-514-030-3 |
| Primary APN | 068-514-030-3 |
|---|---|
| Alternative APN |
|
| Stories | 1 Story |
|---|---|
| Building Area | 1,153 sqft Gross Area |
| 1st Floor Area | 1,153 sqft |
| Year Built | Built 1960 |
|---|---|
| Effective Year Built | Effective 1982 |
| Lot Area | 9,234 sqft (0.212 acres) |
| Street Address | 400 E 18TH ST |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-2435 |
| Property Category | Commercial |
| Property Type | Commercial > Retail > Fast Food Restaurant |
| Legal Description | POR SEC 19 T2N R2E |
| Legal Range | 02E |
| Legal Township | 02N |
| Legal Section | 19 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 306003 |
Source: Contra Costa County records · APN 068-514-030-3
Assessment roll updated July 14, 2026 · Last verified August 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 | 4425 TREAT BLVD, C, CONCORD, CA 94521-2762 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Feb 09, 2005 · Amount on Record |
| Deed Sale | Feb 09, 2005 · Amount on Record |
| Deed Document Number | 200545371 |
| Last Transfer Date | Feb 09, 2023 |
| Transfer Doc | 0000019186 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 01, 2023 |
| Property Address | 400 E 18TH ST, ANTIOCH, CA 94509-2435 |
| Document Number | 0000019186 |
| Instrument Date | Feb 09, 2023 |
| Instrument | 2023-019186 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4425 TREAT BLVD STE C, C, CONCORD, CA 94521-2762 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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 | $604,239 (+2%) Land $157,522 Building $446,717 | |
| 2025 | $9,012.00 (+5.06%) | $592,392 (+4.04%) Land $154,434 Building $437,958 |
| 2023 | $8,578.00 (-4.17%) | $569,390 Land $148,438 Building $420,952 |
| 2022 | $8,951.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133060033, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1998, rainfall accumulation, Severe Winter Storms And Flooding |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 741 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
May also be available at this address: AT&T, Verizon. Availability varies by address; speeds are provider-advertised maximums, not measured.
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