Contra Costa County property record for 435 W 4th St, Pittsburg, CA 94565
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,017 sqft · built 2015 |
| Lot Size | 0.095 acres (4,138 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $609,000 (Mar 2025) |
| Tax Bill | $7,392 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 085-130-052-5 |
| Primary APN | 085-130-052-5 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,017 sqft Living Area |
| 1st Floor Area | 804 sqft |
| 2nd Floor Area | 1,213 sqft |
| Year Built | Built 2015 |
|---|---|
| Effective Year Built | Effective 2015 |
| Architectural Style | Cluster |
| Lot Area | 4,138 sqft (0.095 acres) |
| Garage Type | Attached |
| Garage Area | 431 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 435 W 4TH ST |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-1968 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T9110 L1 |
| Legal Subdivision | MARINER WALK PH 2 SUB 9110 |
| Legal Tract | 9110 |
| Legal Lot Number | 1 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 309000 |
Source: Contra Costa County records, as of October 19, 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 Record |
|---|---|
| Mailing Address | 435 W 4TH ST, PITTSBURG, CA 94565-1968 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 13, 2025 · Amount on Record |
| Deed Sale | Mar 13, 2025 · Amount on Record |
| Prior Sale | Jun 26, 2015 · Amount on Record |
| Deed Document Number | 202523587 |
| Record Updated | Oct 29, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Pittsburg City |
| Unified School District | Pittsburg Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $621,180 (+22.57%) Land $224,400 Building $396,780 | |
| 2025 | $7,392.00 (+5.66%) | $506,809 (+4.04%) Land $180,271 Building $326,538 |
| 2023 | $6,996.00 (-0.81%) | $487,131 Land $173,272 Building $313,859 |
| 2022 | $7,053.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 1 (2023) |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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 PITTSBURG serves 62,500 people · EPA ID CA0710008 |
|---|---|
| Water Source | Purchased surface water from CONTRA COSTA WATER DISTRICT |
| Last State Inspection | Apr 2023 |
| 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 494 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 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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