3877 Harbor St, Pittsburg, CA 94565 Property Records

Contra Costa County property record for 3877 Harbor St, Pittsburg, CA 94565

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,476 sqft · built 1965
Lot Size	0.167 acres (7,280 sqft)
Owner	Individual Name on Record
Last Sale	$653,000 (Oct 2023)
Tax Bill	$8,322 (2025)
Deeds & Mortgages	Dec 2025 Mortgage Oct 2023 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`088-191-004-6`

Property Details

APN / Parcel Number

Primary APN	`088-191-004-6`
Alternative APN	`088-191-004`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,476 sqft Living Area
Gross Area	1,924 sqft
1st Floor Area	1,476 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1965
Effective Year Built	Effective 1980
Exterior Material	Block
Construction Type	Frame
Lot Area	7,280 sqft (0.167 acres)
Garage Type	Attached
Garage Area	448 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Heating System	Forced Air with A/C
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	3877 HARBOR ST
City	PITTSBURG
State	CA
Zip	94565-6137
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1A
Legal Description	TRACT 3399 LOT 4 EX MR
Legal Subdivision	SUBDIVISION 3399
Legal Tract	3399
Legal Lot Number	4
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1006
Census Tract	313104

Owner

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	1401 POPPY LN, HAYWARD, CA 94545-2597
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Dec 8, 2025	Deed of Trust, Mortgage · Conventional Mortgage GENERAL MORTGAGE CAPITAL CORP
Oct 10, 2023	Grant Deed, Transfer · Conventional Mortgage GOOGAIN INC
Jun 20, 2023	Grant Deed, Transfer · Commercial Mortgage IRON BRIDGE MORTGAGE FUND LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Oct 10, 2023 · Amount on Record
Deed Sale	Oct 10, 2023 · Amount on Record
Prior Sale	Jun 20, 2023 · Amount on Record
Deed Document Number	202399006
Prior Transfer Date	Jun 14, 2023
Prior Transfer Doc	0000058517
Record Updated	Oct 29, 2026

December 2025: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	3877 HARBOR ST, PITTSBURG, CA 94565-6137
Transaction Type	Mortgage
Record Updated	Dec 18, 2025
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1401 POPPY LN, HAYWARD, CA 94545-2597

Mortgage

Document Number	0000136729
Date	Dec 8, 2025
Instrument	2025- 136729

Lender

Name	GENERAL MORTGAGE CAPITAL CORP
Type	Mortgage Company
Address	1350 BAYSHORE HWY STE 740, BURLINGAME, CA 94010

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2056

October 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 10, 2023
Property Address	3877 HARBOR ST, PITTSBURG, CA 94565-6137
Document Number	0000099006
Map Reference	MB 103 PG 31
Instrument Date	Oct 4, 2023
Instrument	2023-099006
Transaction Type	Transfer
Record Updated	Oct 19, 2023
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1401 POPPY LN, HAYWARD, CA 94545-2597

Mortgage

Document Number	0000099007
Date	Oct 10, 2023
Instrument	2023-099007

Lender

Name	GOOGAIN INC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2053

June 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Jun 20, 2023
Property Address	3877 HARBOR ST, PITTSBURG, CA 94565-6137
Document Number	0000058518
Map Reference	MB 103 PG 31
Instrument Date	Jun 14, 2023
Instrument	2023-058518
Transaction Type	Transfer
Record Updated	Jun 29, 2023
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	493 W RECREO WAY, MOUNTAIN HOUSE, CA 95391-2008

Mortgage

Document Number	0000058519
Date	Jun 20, 2023
Instrument	2023-058519

Lender

Name	IRON BRIDGE MORTGAGE FUND LLC
Type	Mortgage Company

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded
Term	12 Months
Due	Jun 20, 2024

Tax Assessment & Valuation

Source: Contra Costa County assessment roll, as of July 14, 2026

Property Jurisdictions

Type	Name
State	California
County	Contra Costa County
Municipality	Pittsburg City
Unified School District	Pittsburg Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$679,381 (+2%) Land $364,140 Building $315,241
2025	$8,322.00 (+255.03%)	$666,060 (+365.93%) Land $357,000 Building $309,060
2023	$2,344.00 (-1.06%)	$142,953 (+2%) Land $31,990 Building $110,963
2022	$2,369.00	$140,151 Land $31,363 Building $108,788

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.

Flood

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	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.

Wildfire

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.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

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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