373 Atherton Ave, Pittsburg, CA 94565 Property Records

Contra Costa County property record for 373 Atherton Ave, Pittsburg, CA 94565

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,497 sqft · built 1975
Lot Size	0.225 acres (9,800 sqft)
Owner	2 Individual Names on Record
Last Sale	$639,500 (May 2025)
Tax Bill	$2,183 (2025)
Deeds & Mortgages	Dec 2019 Mortgage Oct 2018 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`087-313-002-5`

Property Details

APN / Parcel Number

Primary APN	`087-313-002-5`
Alternative APN	`087-313-002`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	8 Rooms
Stories	1 Story
Building Area	1,497 sqft Living Area
1st Floor Area	1,497 sqft

Exterior

Year Built	Built 1975
Effective Year Built	Effective 1976
Lot Area	9,800 sqft (0.225 acres)
Garage Type	Attached
Garage Area	423 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	373 ATHERTON AVE
City	PITTSBURG
State	CA
Zip	94565-4868
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1A
Legal Description	TRACT 4428 LOT 215
Legal Subdivision	SUBDIVISION 4428
Legal Tract	4428
Legal Lot Number	215
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	3
Census Block	3004
Census Tract	313206

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	2 Individual Names on Record
Mailing Address	373 ATHERTON AVE, PITTSBURG, CA 94565-4868
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Dec 31, 2019	Deed of Trust, Mortgage · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP
Oct 30, 2018	Intrafamily Transfer, Transfer · Conventional Mortgage AMERICAN PACIFIC MORTGAGE

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 27, 2025 · Amount on Record
Deed Sale	May 27, 2025 · Amount on Record
Prior Sale	Jan 21, 2025 · Amount on Record
Deed Document Number	202552530
Prior Transfer Date	Oct 24, 2018
Prior Transfer Doc	0000176402
Record Updated	Oct 29, 2026

December 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	373 ATHERTON AVE, PITTSBURG, CA 94565-4868
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000235883
Date	Dec 31, 2019
Instrument	2019-235883

Lender

Name	AMERICAN PACIFIC MORTGAGE CORP
Type	Mortgage Company
Address	ROSEVILLE, CA 95661

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jan 1, 2050

October 2018: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Oct 30, 2018
Property Address	373 ATHERTON AVE, PITTSBURG, CA 94565-4868
Document Number	0000176402
Map Reference	MB 160 PG 45
Instrument Date	Oct 24, 2018
Instrument	2018-176402
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	496 QUAIL GLEN DR, OAKLEY, CA 94561-3942

Mortgage

Document Number	0000176403
Date	Oct 30, 2018
Instrument	2018-176403

Lender

Name	AMERICAN PACIFIC MORTGAGE
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2048

Mortgage

Document Number	0000176403
Date	Oct 30, 2018
Instrument	2018-176403

Lender

Name	AMERICAN PACIFIC MORTGAGE
Type	Mortgage Company
Address	ROSEVILLE, CA 95661

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Nov 1, 2048

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		$652,188 (+399.93%) Land $306,000 Building $346,188
2025	$2,183.00 (+1.58%)	$130,456 (+4.04%) Land $25,807 Building $104,649
2023	$2,149.00 (-0.92%)	$125,392 Land $24,805 Building $100,587
2022	$2,169.00

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.

Flood

Source: FEMA National Flood Hazard Layer, effective October 12, 2026

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Values are read at the parcel center point; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 52% of the US · lower than 69% of California
Wildfire Likelihood	0.2% annual chance
Exposure	Direct burnable vegetation

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 84 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20
AT&T Fixed Wireless	100 / 20

May also be available: Unwired.

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