Contra Costa County property record for 4100 Mattole Rd, Antioch, CA 94531 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,179 sqft · built 2001 |
| Lot Size | 0.17 acres (7,397 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $700,000 (Nov 2022) |
| Tax Bill | $8,362 (2025) |
| Deeds & Mortgages | May 2021 Mortgage Nov 2022 Sale & Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 055-650-039-5 |
| Primary APN | 055-650-039-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,179 sqft Living Area |
| 1st Floor Area | 1,075 sqft |
| 2nd Floor Area | 1,104 sqft |
| Year Built | Built 2001 |
|---|---|
| Effective Year Built | Effective 2004 |
| Lot Area | 7,397 sqft (0.17 acres) |
| Garage Type | Attached |
| Garage Area | 514 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 4100 MATTOLE RD |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-9102 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8410 L114 |
| Legal Subdivision | SUBDIVISION 8410 |
| Legal Tract | 8410 |
| Legal Lot Number | 114 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | TASSAJARA |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 355118 |
Source: Contra Costa County records · APN 055-650-039-5
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 | 4100 MATTOLE RD, ANTIOCH, CA 94531-9102 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| May 07, 2021 | Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE INC |
| Nov 15, 2022 | Grant Deed, Transfer · Conventional Mortgage EVERETT FINANCIAL INC |
| Jun 27, 2022 | Grant Deed, Transfer TICOR TITLE SAN DIEGO BR, TICOR TITLE SAN DIEGO BRANCH |
| Nov 24, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage SCHOOLSFIRST FCU |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 15, 2022 · Amount on Record |
| Deed Sale | Nov 15, 2022 · Amount on Record |
| Prior Sale | Jun 27, 2022 · Amount on Record |
| Deed Document Number | 2022174046 |
| Prior Transfer Date | Nov 10, 2020 |
| Prior Transfer Doc | 0000285642 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4100 MATTOLE RD, ANTIOCH, CA 94531-9102 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | ORANGE COAST TITLE |
| Name | Verified Name |
|---|---|
| Address | 16182 WOODSTOCK LN, HUNTINGTN BCH, CA 92647-3234 |
| Document Number | 0000137358 |
|---|---|
| Date | May 07, 2021 |
| Instrument | 2021-137358 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Jun 01, 2036 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 15, 2022 |
| Property Address | 4100 MATTOLE RD, ANTIOCH, CA 94531-9102 |
| Document Number | 0000174046 |
| Map Reference | MB 424 PG 45 |
| Instrument Date | Nov 02, 2022 |
| Instrument | 2022-174046 |
| Transaction Type | Transfer |
| Record Updated | Nov 24, 2022 |
| Title Company | TICOR TITLE SAN DIEGO BR, TICOR TITLE SAN DIEGO BRANCH |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 4100 MATTOLE RD, ANTIOCH, CA 94531-9102 |
| Document Number | 0000174047 |
|---|---|
| Date | Nov 15, 2022 |
| Instrument | 2022-174047 |
| Name | EVERETT FINANCIAL INC |
|---|---|
| Type | Funding / Finance Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 01, 2052 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 27, 2022 |
| Property Address | 4100 MATTOLE RD, ANTIOCH, CA 94531-9102 |
| Document Number | 0000104732 |
| Map Reference | MB 424 PG 45 |
| Instrument Date | Jun 01, 2022 |
| Instrument | 2022-104732 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | TICOR TITLE SAN DIEGO BR, TICOR TITLE SAN DIEGO BRANCH |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2611 INTERNET BLVD STE 201, 201, FRISCO, TX 75034-9093 |
| Investor | Possibly a Property Investor |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 24, 2020 |
| Property Address | 4100 MATTOLE RD, ANTIOCH, CA 94531-9102 |
| Document Number | 0000285642 |
| Map Reference | MB 424 PG 45 |
| Instrument Date | Nov 10, 2020 |
| Instrument | 2020-285642 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | FIRST AMERICAN TITLE INS CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 4100 MATTOLE RD, ANTIOCH, CA 94531-9102 |
| Document Number | 0000285643 |
|---|---|
| Date | Nov 24, 2020 |
| Instrument | 2020-285643 |
| Name | SCHOOLSFIRST FCU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Dec 01, 2035 |
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 | $742,845 (+2%) Land $275,914 Building $466,931 | |
| 2025 | $8,362.00 (+5.96%) | $728,280 (+4.04%) Land $270,504 Building $457,776 |
| 2023 | $7,892.00 (+1.6%) | $700,000 Land $260,000 Building $440,000 |
| 2022 | $7,768.00 |
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 51% of the US · above 30% of California |
|---|---|
| Wildfire Likelihood | About 1 in 709 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
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