Contra Costa County property record for 124 Rainier Ln, Antioch, CA 94509
| Property Type | Townhouse |
|---|---|
| Details | 2 bd · 1 ba · 825 sqft · built 1972 |
| Lot Size | 0.028 acres (1,222 sqft) |
| Owner | Individual Name on File |
| Last Sale | $28,000 (Sep 2010) |
| Tax Bill | $969 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 068-322-007-3 |
| Primary APN | 068-322-007-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 825 sqft Living Area |
| 1st Floor Area | 825 sqft |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1973 |
| Architectural Style | Townhouse |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 1,222 sqft (0.028 acres) |
| Garage Type | Carport |
| Garage Area | 410 sqft |
| Carport | Carport |
| Carport Area | 410 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Wall Unit |
|---|---|
| Heating System | Floor/Wall Furnace |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 124 RAINIER LN |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5673 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Local Zoning Code | R1 |
| Legal Description | TRACT 4050 LOT 19 EX 1/2 MR |
| Legal Subdivision | MOUNTAIN VALLEY UNIT #1 |
| Legal Tract | 4050 |
| Legal Lot Number | 19 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 308001 |
124 Rainier Ln, a townhouse, is owned by an individual who acquired it in August 2020.
Source: Contra Costa County records, as of August 6, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 16 SUGARLOAF TER, ALAMO, CA 94507-1255 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 8, 2010 · Amount on File |
| Deed Sale | Sep 8, 2010 · Amount on File |
| Prior Sale | Jul 16, 2009 · Amount on File |
| Deed Document Number | 2010189477 |
| Last Transfer Date | Aug 29, 2020 |
| Transfer Doc | 0000262963 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 124 Rainier Ln was $969.
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 | $36,577 (+2%) Land $6,528 Building $30,049 | |
| 2025 | $969.00 | $35,860 Land $6,400 Building $29,460 |
| 2023 | $887.00 (-57.74%) | $34,469 Land $6,152 Building $28,317 |
| 2022 | $2,099.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 124 Rainier Ln in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 124 Rainier Ln is low, with a 0.01% 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 | 0.01% 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 | 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 489 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 DSL | 100 / 20 |
May also be available: Verizon.
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