Contra Costa County property record for 3852 Harbor St, Pittsburg, CA 94565
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,594 sqft · built 1973 |
| Lot Size | 0.295 acres (12,859 sqft) |
| Owner | Company Name on Record |
| Last Sale | $25,000 (Jun 1996) |
| Tax Bill | $3,604 (2025) |
| Deeds & Mortgages | Aug 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 088-195-005-9 |
| Primary APN | 088-195-005-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 1,594 sqft Living Area |
| 1st Floor Area | 1,594 sqft |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1974 |
| Architectural Style | Duplex Single |
| Lot Area | 12,859 sqft (0.295 acres) |
| Garage Type | Attached |
| Garage Area | 518 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3850 HARBOR ST, 3852 |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-6107 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R1A |
| Legal Description | TRACT 3526 LOT 4 EX POR MR |
| Legal Subdivision | SUBDIVISION 3526 |
| Legal Tract | 3526 |
| Legal Lot Number | 4 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | ANTIOCH-PITTSBURG |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 313104 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 2013 PUTNAM ST, ANTIOCH, CA 94509-5338 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 27, 1996 · Amount on Record |
| Deed Sale | Jun 27, 1996 · Amount on Record |
| Deed Document Number | 1996120304 |
| Last Transfer Date | Jun 21, 2021 |
| Transfer Doc | 0000231025 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 19, 2021 |
| Property Address | 3852 HARBOR ST, PITTSBURG, CA 94565-6107 |
| Document Number | 0000231025 |
| Map Reference | MB 108 PG 21 |
| Instrument Date | Jun 21, 2021 |
| Instrument | 2021-231025 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2013 PUTNAM ST, ANTIOCH, CA 94509-5338 |
| Investor | Possibly a Property Investor |
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 | $206,354 (+2%) Land $62,848 Building $143,506 | |
| 2025 | $3,604.00 (+4.4%) | $202,309 (+4.04%) Land $61,616 Building $140,693 |
| 2023 | $3,452.00 (-1%) | $194,455 Land $59,224 Building $135,231 |
| 2022 | $3,487.00 |
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 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 3 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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 477 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: T-Mobile, Unwired.
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