Contra Costa County property record for 4508 Perth Ct, Antioch, CA 94531
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,333 sqft · built 2013 |
| Lot Size | 0.184 acres (8,000 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $413,500 (Feb 2014) |
| Tax Bill | $5,843 (2025) |
| Deeds & Mortgages | May 2018 Line of Credit May 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 053-353-013-5 |
| Primary APN | 053-353-013-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,333 sqft Living Area |
| 1st Floor Area | 1,019 sqft |
| 2nd Floor Area | 1,314 sqft |
| Year Built | Built 2013 |
|---|---|
| Effective Year Built | Effective 2015 |
| Lot Area | 8,000 sqft (0.184 acres) |
| Garage Type | Attached |
| Garage Area | 451 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 4508 PERTH CT |
|---|---|
| City | ANTIOCH |
| State | CA |
| Zip | 94531-9435 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T6909 L75 |
| Legal Subdivision | SUBDIVISION 6909 |
| Legal Tract | 6909 |
| Legal Lot Number | 75 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | EAST CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4019 |
| Census Tract | 302009 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | 4508 PERTH CT, ANTIOCH, CA 94531-9435 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| May 14, 2018 | Deed of Trust, Mortgage · Line of Credit MUFG UNION BANK NA |
| May 28, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 10, 2014 · Amount on Record |
| Deed Sale | Feb 10, 2014 · Amount on Record |
| Deed Document Number | 201420729 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4508 PERTH CT, ANTIOCH, CA 94531-9435 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIRST AMERICAN TITLE OFS |
| Name | Verified Name |
|---|
| Document Number | 0000075109 |
|---|---|
| Date | May 14, 2018 |
| Instrument | 2018-075109 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Address | SAN DIEGO, CA 92121 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 15, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4508 PERTH CT, ANTIOCH, CA 94531-9435 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 4508 PERTH CT, ANTIOCH, CA 94531-9435 |
| Document Number | 0000158856 |
|---|---|
| Date | May 28, 2021 |
| Instrument | 2021-158856 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 241 Months |
| Due | Jun 1, 2041 |
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 | $516,644 (+2%) Land $137,536 Building $379,108 | |
| 2025 | $5,843.00 (+6.29%) Homeowner's exemption | $506,515 (+4.04%) Land $134,840 Building $371,675 |
| 2023 | $5,497.00 (+1.61%) Homeowner's exemption | $486,849 Land $129,605 Building $357,244 |
| 2022 | $5,410.00 |
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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 2 in force |
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 | Not rated no burnable land within ember reach |
|---|
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 656 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Verizon.
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