Contra Costa County property record for 5105 Longbranch Ct, Antioch, CA 94531 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 2004 |
| Square Footage | 2,560 sqft Living Area |
| Lot Size | 5,804 sqft (0.133 acres) |
| Garage | Attached, 597 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $4,586.00 (2025) |
Source: Contra Costa County records · APN 056-240-045-7
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 | 5105 LONGBRANCH CT, ANTIOCH, CA 94531-8590 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| May 31, 2018 | Deed of Trust, Mortgage · Conventional Mortgage SIERRA PACIFIC MORTGAGE CO INC |
| Nov 13, 2019 | Deed of Trust, Mortgage · Conventional Mortgage ROYAL PACIFIC FUNDING CORP |
| Feb 10, 2021 | Deed of Trust, Mortgage · Conventional Mortgage ROYAL PACIFIC FUNDING CORP |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 28, 2014 |
| Deed Sale | Oct 28, 2014 |
| Prior Sale | Oct 02, 2009 · Amount on Record |
| Deed Doc Number | 2014185426 |
| Prior Transfer Date | Nov 04, 2005 |
| Prior Transfer Doc | 0000441308 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5105 LONGBRANCH CT, ANTIOCH, CA 94531-8590 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000086263 |
|---|---|
| Date | May 31, 2018 |
| Instrument | 2018-086263 |
| Name | SIERRA PACIFIC MORTGAGE CO INC |
|---|---|
| Type | Mortgage Company |
| Address | FOLSOM, CA 95630 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jun 01, 2048 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5105 LONGBRANCH CT, ANTIOCH, CA 94531-8590 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000202857 |
|---|---|
| Date | Nov 13, 2019 |
| Instrument | 2019-202857 |
| Name | ROYAL PACIFIC FUNDING CORP |
|---|---|
| Type | Funding / Finance Company |
| Address | COSTA MESA, CA 92626 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 01, 2049 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 5105 LONGBRANCH CT, ANTIOCH, CA 94531-8590 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | PACIFIC COAST TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 5105 LONGBRANCH CT, ANTIOCH, CA 94531-8590 |
| Document Number | 0000040941 |
|---|---|
| Date | Feb 10, 2021 |
| Instrument | 2021-040941 |
| Name | ROYAL PACIFIC FUNDING CORP |
|---|---|
| Type | Lending Institution |
| Address | COSTA MESA, CA 92626 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 358 Months |
| Due | Dec 01, 2050 |
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 | $389,708 (+2%) Land $39,491 Building $350,217 | |
| 2025 | $4,586.00 (+6.45%) | $382,067 (+4.04%) Land $38,717 Building $343,350 |
| 2023 | $4,308.00 (+1.56%) | $367,232 Land $37,214 Building $330,018 |
| 2022 | $4,242.00 |
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 | Low above 34% of the US · above 20% of California |
|---|---|
| Wildfire Likelihood | About 1 in 2,174 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: NPS National Register of Historic Places · August 1, 2026 release · Last verified October 2026
| Historic District | Within the Shannon-Williamson Ranch listed 1987 · 12 contributing resources · NRIS 87000003 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
| Primary APN | 056-240-045-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 13 Rooms |
| Building Area | 2,560 sqft Living Area |
| 1st Floor | 1,341 sqft 1st Floor |
| 2nd Floor | 1,219 sqft 2nd Floor |
| Stories | 2 Stories |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2004 |
| Lot Area | 5,804 sqft (0.133 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 597 sqft Garage |
| Cooling System | Central Cooling |
|---|
| Street Address | 5105 LONGBRANCH CT |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-8590 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T8565 L12 |
| Legal Subdivision | SUBDIVISION 8565 |
| Legal Tract | 8565 |
| Legal Lot Number | 12 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | EAST CONTRA COSTA |
| Census Blockgroup | 1 |
| Census Block | 1011 |
| Census Tract | 303207 |
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