Contra Costa County property record for 2409 Grimsby Dr, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,332 sqft · built 1980 |
| Lot Size | 0.315 acres (13,725 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $700,000 (May 2024) |
| Tax Bill | $8,556 (2025) |
| Deeds & Mortgages | Aug 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 075-311-004-8 |
| Primary APN | 075-311-004-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,332 sqft Living Area |
| 1st Floor Area | 1,430 sqft |
| 2nd Floor Area | 902 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 13,725 sqft (0.315 acres) |
| Garage Type | Attached |
| Garage Area | 506 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 2409 GRIMSBY DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-5866 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | T05299 L0345 B EX 1/2 MR |
| Legal Subdivision | SUBDIVISION 5299 |
| Legal Tract | 05299 |
| Legal Lot Number | 345 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | TASSAJARA |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 355107 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 2409 GRIMSBY DR, ANTIOCH, CA 94509-5866 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 14, 2024 · Amount on Record |
| Deed Sale | May 14, 2024 · Amount on Record |
| Prior Sale | Oct 23, 2015 · Amount on Record |
| Deed Document Number | 202445227 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 2409 GRIMSBY DR, ANTIOCH, CA 94509-5866 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Name | Verified Name |
|---|---|
| Address | 2409 GRIMSBY DR, ANTIOCH, CA 94509-5866 |
| Document Number | 0000222089 |
|---|---|
| Date | Aug 10, 2021 |
| Instrument | 2021-222089 |
| Name | PLANET HOME LENDING LLC |
|---|---|
| Type | Mortgage Company |
| Address | MERIDEN, CT 06450 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 291 Months |
| Due | Nov 1, 2045 |
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 | $728,280 (+2%) Land $208,080 Building $520,200 | |
| 2025 | $8,556.00 (+53.69%) | $714,000 (+54.94%) Land $204,000 Building $510,000 |
| 2023 | $5,567.00 (+1.62%) Homeowner's exemption | $460,815 Land $56,889 Building $403,926 |
| 2022 | $5,478.00 |
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 |
| Nearby Flood Claims | 1 (1983) |
| Most Recent Claim | Feb 1983 · Coastal Storms, Floods, Slides & Tornadoes |
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 | High above 78% of the US · above 55% of California |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Direct burnable vegetation |
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 74 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: Verizon.
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