Contra Costa County property record for 3812 Harbor St, Pittsburg, CA 94565
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,650 sqft · built 1977 |
| Lot Size | 0.228 acres (9,920 sqft) |
| Owner | Company Name on Record |
| Last Sale | $395,000 (Jan 2026) |
| Tax Bill | $2,688 (2025) |
| Deeds & Mortgages | Jan 2026 Sale & Mortgage Mar 2022 Transfer + 3 more |
| Flood Zone | Zone AE (high risk) |
| APN | 088-195-010-9 |
| Primary APN | 088-195-010-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 1,650 sqft Living Area |
| 1st Floor Area | 1,650 sqft |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Duplex Single |
| Lot Area | 9,920 sqft (0.228 acres) |
| Garage Type | Attached |
| Garage Area | 530 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 3810 HARBOR ST, 3812 |
|---|---|
| City | PITTSBURG |
| State | CA |
| Zip | 94565-6107 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R1 |
| Legal Description | TRACT 3526 LOT 9 EX POR MR |
| Legal Subdivision | 3526 |
| Legal Tract | 3526 |
| Legal Lot Number | 9 |
| 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 | 3244 CLAIRIDGE WAY, SACRAMENTO, CA 95821-3957 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Date | Document |
|---|---|
| Jan 27, 2026 | Grant Deed, Transfer · Commercial Mortgage MERCHANTS FUNDING AZ LLC |
| Mar 31, 2022 | Intrafamily Transfer, Transfer |
| Feb 4, 2020 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Jan 9, 2020 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Aug 31, 2017 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jan 27, 2026 · Amount on Record |
| Deed Sale | Jan 27, 2026 · Amount on Record |
| Deed Document Number | 20268627 |
| Prior Transfer Date | Feb 4, 2022 |
| Prior Transfer Doc | 0000056447 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 27, 2026 |
| Property Address | 3812 HARBOR ST, PITTSBURG, CA 94565-6107 |
| Document Number | 0000008627 |
| Map Reference | MB 108 PG 21 |
| Instrument Date | Jan 15, 2026 |
| Instrument | 2026- 008627 |
| Transaction Type | Transfer |
| Record Updated | Feb 6, 2026 |
| Title Company | PLACER TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3244 CLAIRIDGE WAY, SACRAMENTO, CA 95821-3957 |
| Document Number | 0000008628 |
|---|---|
| Date | Jan 27, 2026 |
| Instrument | 2026- 008628 |
| Name | MERCHANTS FUNDING AZ LLC |
|---|---|
| Type | Lending Institution |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Mar 31, 2022 |
| Property Address | 3812 HARBOR ST, PITTSBURG, CA 94565-6107 |
| Document Number | 0000056447 |
| Map Reference | MB 94 PG 21 |
| Instrument Date | Feb 4, 2022 |
| Instrument | 2022-056447 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 896 W MILLBROOK ST, HANFORD, CA 93230-8553 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Feb 4, 2020 |
| Property Address | 3812 HARBOR ST, PITTSBURG, CA 94565-6107 |
| Document Number | 0000021540 |
| Instrument Date | Jan 31, 2020 |
| Instrument | 21540 |
| Transaction Type | Transfer |
| Record Updated | Mar 9, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 896 W MILLBROOK ST HANFORD CA 932308553, HANFORD, CA 93230-8553 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 9, 2020 |
| Property Address | 3812 HARBOR ST, PITTSBURG, CA 94565-6107 |
| Document Number | 0000004573 |
| Instrument Date | Jan 8, 2020 |
| Instrument | 4573 |
| Transaction Type | Transfer |
| Record Updated | Jan 17, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 896 W MILLBROOK ST HANFORD CA 932308553, HANFORD, CA 93230-8553 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Aug 31, 2017 |
| Property Address | 3812 HARBOR ST, PITTSBURG, CA 94565-6107 |
| Document Number | 0000159164 |
| Instrument Date | Aug 25, 2017 |
| Instrument | 159164 |
| Transaction Type | Transfer |
| Record Updated | Sep 5, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4893 VENNER RD MARTINEZ CA 945534546, MARTINEZ, CA 94553-4546 |
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 | $124,827 (+2%) Land $24,943 Building $99,884 | |
| 2025 | $2,688.00 (+3.58%) | $122,380 (+4.04%) Land $24,454 Building $97,926 |
| 2023 | $2,595.00 (-0.73%) | $117,629 Land $23,505 Building $94,124 |
| 2022 | $2,614.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| 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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