Contra Costa County property record for 314 Brookside Dr, Antioch, CA 94509
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,794 sqft · built 1975 |
| Lot Size | 0.151 acres (6,566 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $3,918 (2025) |
| Deeds & Mortgages | Dec 2021 Mortgage Oct 2021 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 068-411-006-7 |
| Primary APN | 068-411-006-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,794 sqft Living Area |
| 1st Floor Area | 1,794 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1976 |
| Lot Area | 6,566 sqft (0.151 acres) |
| Lot Dimensions | 98 ft deep x 67 ft wide |
| View / Lot | Canal |
| Garage Type | Attached |
| Garage Area | 483 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|
| Street Address | 314 BROOKSIDE DR |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94509-6110 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | T04510 L0105 B EX 1/2 MR |
| Legal Subdivision | SUBDIVISION 4510 |
| Legal Tract | 04510 |
| Legal Lot Number | 105 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 4 |
| Census Block | 4008 |
| Census Tract | 308001 |
Source: Contra Costa County records · APN 068-411-006-7
Assessment roll updated July 14, 2026 · Last verified August 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 | 314 BROOKSIDE DR, ANTIOCH, CA 94509-6110 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Dec 08, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage BAY EQUITY LLC |
| Oct 12, 2021 | Intrafamily Transfer, Transfer |
| Sep 15, 2021 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Nov 29, 2021 |
| Transfer Doc | 0000333956 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 08, 2021 |
| Property Address | 314 BROOKSIDE DR, ANTIOCH, CA 94509-6110 |
| Document Number | 0000333956 |
| Map Reference | MB 168 PG 17 |
| Instrument Date | Nov 29, 2021 |
| Instrument | 2021-333956 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 314 BROOKSIDE DR, ANTIOCH, CA 94509-6110 |
| Document Number | 0000333957 |
|---|---|
| Date | Dec 08, 2021 |
| Instrument | 2021-333957 |
| Name | BAY EQUITY LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jan 01, 2052 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 12, 2021 |
| Property Address | 314 BROOKSIDE DR, ANTIOCH, CA 94509-6110 |
| Document Number | 0000281067 |
| Map Reference | MB 168 PG 17 |
| Instrument Date | Oct 11, 2021 |
| Instrument | 2021-281067 |
| Transaction Type | Transfer |
| Record Updated | Nov 03, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 7687 OSPITAL CT, VALLEY SPRINGS, CA 95252-9097 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Sep 15, 2021 |
| Property Address | 314 BROOKSIDE DR, ANTIOCH, CA 94509-6110 |
| Document Number | 0000256844 |
| Map Reference | MB 168 PG 17 |
| Instrument Date | Sep 08, 2021 |
| Instrument | 2021-256844 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 7687 OSPITAL CT, VALLEY SPRINGS, CA 95252-9097 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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 | $312,038 (+2%) Land $115,698 Building $196,340 | |
| 2025 | $3,918.00 (-33.6%) Homeowner's exemption | $305,921 (+225.8%) Land $113,430 Building $192,491 |
| 2023 | $5,901.00 (+283.18%) Homeowner's exemption | $93,898 Land $30,781 Building $63,117 |
| 2022 | $1,540.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| 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 are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| 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.
Based on FCC filings for 645 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF ANTIOCH serves 116,781 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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