Contra Costa County property record for 2800 E 18th St, #A, Antioch, CA 94509
| Property Type | Commercial |
|---|---|
| Details | 4,000 sqft · built 1970 |
| Lot Size | 5.12 acres (223,157 sqft) |
| Owner | Company Name on Record |
| Last Sale | $275,000 (Mar 2016) |
| Tax Bill | $5,293 (2025) |
| Deeds & Mortgages | Dec 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 051-180-029-4 |
| Primary APN | 051-180-029-4 |
|---|---|
| Alternative APN |
|
| Total Rooms | 1 Room |
|---|---|
| Stories | 1 Story |
| Building Area | 4,000 sqft Gross Area |
| 1st Floor Area | 4,000 sqft |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1970 |
| Lot Area | 223,157 sqft |
| Street Address | 2800 E 18TH ST, A |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-8517 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Legal Description | PEABODY SUBN POR LOT 6 |
| Legal Subdivision | PEABODY SUB |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 2 |
| Census Block | 2027 |
| Census Tract | 306002 |
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 | Company Name on Record |
|---|---|
| Mailing Address | PO BOX 1322, DISCOVERY BAY, CA 94505-7322 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 14, 2016 · Amount on Record |
| Deed Sale | Mar 14, 2016 · Amount on Record |
| Deed Document Number | 201643135 |
| Prior Transfer Date | Jan 19, 2016 |
| Prior Transfer Doc | 0000043133 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 29, 2017 |
| Property Address | 2800 E 18TH ST STE A, A, ANTIOCH, CA 94509-8517 |
| Document Number | 0000245026 |
| Instrument Date | Dec 19, 2017 |
| Instrument | 245026 |
| Transaction Type | Transfer |
| Record Updated | Jan 4, 2018 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | PO BOX 1322 DISCOVERY BAY CA 945057322, DISCOVERY BAY, CA 94505-7322 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Antioch City |
| Unified School District | Antioch Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $332,046 (+2%) Land $323,358 Building $8,688 | |
| 2025 | $5,293.00 (+2.94%) | $325,536 (+4.04%) Land $317,018 Building $8,518 |
| 2023 | $5,142.00 (+1.18%) | $312,896 Land $304,708 Building $8,188 |
| 2022 | $5,082.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 6 in force |
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: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 | CITY OF ANTIOCH serves 116,781 people · EPA ID CA0710001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2024 |
| Lead | Under 1 ppb (2022–2024) 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 341 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: T-Mobile, Verizon.
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