Contra Costa County property record for 4159 Mt Isabel Rd, Antioch, CA 94531 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 5 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 2001 |
| Square Footage | 2,179 sqft Living Area |
| Lot Size | 7,913 sqft (0.182 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $676,000 (2023) |
| Tax Bill | $7,955.00 (2025) |
Source: Contra Costa County records · APN 055-650-023-9
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 4159 MOUNT ISABEL RD, ANTIOCH, CA 94531-9107 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Sep 15, 2023 | Grant Deed, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC |
| Sep 07, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 15, 2023 · Amount on Record |
| Deed Sale | Sep 15, 2023 · Amount on Record |
| Prior Sale | Nov 06, 2006 · Amount on Record |
| Deed Doc Number | 202389701 |
| Prior Transfer Date | Sep 06, 2022 |
| Prior Transfer Doc | 0000136575 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 15, 2023 |
| Property Address | 4159 MOUNT ISABEL RD, ANTIOCH, CA 94531-9107 |
| Document Number | 0000089701 |
| Map Reference | MB 424 PG 45 |
| Instrument Date | Sep 13, 2023 |
| Instrument | 2023-089701 |
| Transaction Type | Transfer |
| Record Updated | Sep 26, 2023 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 4159 MOUNT ISABEL RD, ANTIOCH, CA 94531-9107 |
| Document Number | 0000089702 |
|---|---|
| Date | Sep 15, 2023 |
| Instrument | 2023-089702 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 01, 2053 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 07, 2022 |
| Property Address | 4159 MOUNT ISABEL RD, ANTIOCH, CA 94531-9107 |
| Document Number | 0000136575 |
| Map Reference | MB 424 PG 45 |
| Instrument Date | Sep 06, 2022 |
| Instrument | 2022-136575 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4159 ML ISABEL ROAD, ANTIOCH, CA 94509 |
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 | $703,310 (+2%) Land $249,696 Building $453,614 | |
| 2025 | $7,955.00 (+10.18%) | $689,520 (+8.59%) Land $244,800 Building $444,720 |
| 2023 | $7,220.00 (+94.92%) | $635,000 Land $260,000 Building $375,000 |
| 2022 | $3,704.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Moderate above 45% of the US · above 26% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,136 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 055-650-023-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Building Area | 2,179 sqft Living Area |
| 1st Floor | 1,075 sqft 1st Floor |
| 2nd Floor | 1,104 sqft 2nd Floor |
| Stories | 2 Stories |
| Year Built | Built 2001 |
|---|---|
| Effective Year Built | Effective 2001 |
| Lot Area | 7,913 sqft (0.182 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 514 sqft Garage |
| Cooling System | Central Cooling |
|---|
| Street Address | 4159 MOUNT ISABEL RD |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-9107 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T8410 L98 |
| Legal Subdivision | SUBDIVISION 8410 |
| Legal Tract | 8410 |
| Legal Lot Number | 98 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | TASSAJARA |
| Census Blockgroup | 1 |
| Census Block | 1002 |
| Census Tract | 355118 |
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