89 Atherton Cir, Pittsburg, CA 94565 Property Records

Contra Costa County property record for 89 Atherton Cir, Pittsburg, CA 94565

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,349 sqft · built 1976
Lot Size	0.173 acres (7,521 sqft)
Owner	2 Individual Names on File
Last Sale	$395,000 (Aug 2017)
Tax Bill	$5,759 (2025)
Deeds & Mortgages	Dec 2019 Mortgage Aug 2017 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`087-332-006-3`

Property Details

APN / Parcel Number

Primary APN	`087-332-006-3`
Alternative APN	`087-332-006`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,349 sqft Living Area
1st Floor Area	1,349 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1976
Effective Year Built	Effective 1990
Exterior Material	Block
Construction Type	Frame
Lot Area	7,521 sqft (0.173 acres)
Garage Type	Attached
Garage Area	437 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	89 ATHERTON CIR
City	PITTSBURG
State	CA
Zip	94565-4707
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1A
Legal Description	TRACT 4323 LOT 336
Legal Subdivision	COUNTRY CLUB SUB 4323
Legal Tract	4323
Legal Lot Number	336
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1010
Census Tract	313206

Owner

89 Atherton Cir is owned and occupied by two individuals who bought it in August 2017.

Source: Contra Costa County records, as of July 14, 2026

Owner of Record	2 Individual Names on File
Mailing Address	89 ATHERTON CIR, PITTSBURG, CA 94565-4707
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Dec 21, 2019	Deed of Trust, Mortgage · Conventional with PMI CALIBER HM LOANS
Aug 18, 2017	Grant Deed, Transfer · Conventional Mortgage AMERICAN NEIGHBORHOOD MTG ACCEPTANC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 18, 2017 · Amount on File
Deed Sale	Aug 18, 2017 · Amount on File
Prior Sale	Jan 16, 2015 · Amount on File
Deed Document Number	2017149692
Prior Transfer Date	Jan 14, 2015
Prior Transfer Doc	0000008458
Record Updated	Oct 29, 2026

December 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	89 ATHERTON CIR, PITTSBURG, CA 94565-4707
Document Number	0000233036
Instrument Date	Dec 21, 2019
Transaction Type	Mortgage
Record Updated	Jan 10, 2020
Title Company	STEWART TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	89 ATHERTON CIR PITTSBURG CA 945654707, PITTSBURG, CA 94565-4707

Mortgage

Document Number	0000233036
Date	Dec 27, 2019
Instrument	233036

Lender

Name	CALIBER HM LOANS
Type	Funding / Finance Company
Address	WALNUT CREEK, CA 94596

Agreement

Type	Conventional with PMI
Amount	Amount on Record
Term	360 Months
Due	Dec 26, 2049

August 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Aug 18, 2017
Property Address	89 ATHERTON CIR, PITTSBURG, CA 94565-4707
Document Number	0000149692
Map Reference	MAP180 PG33
Instrument Date	Aug 16, 2017
Instrument	2017-149692
Transaction Type	Transfer
Record Updated	Nov 3, 2022
Title Company	CHICAGO TITLE COMPANY

Transaction

Amount	Amount on Record
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
Relationship	Community Property with Right of Survivorship
Address	89 ATHERTON CIR, PITTSBURG, CA 94565-4707

Mortgage

Document Number	0000149693
Date	Aug 18, 2017
Instrument	2017-149693

Lender

Name	AMERICAN NEIGHBORHOOD MTG ACCEPTANC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Sep 1, 2047

Tax Assessment & Valuation

The 2025 property tax bill for 89 Atherton Cir was $5,759 with a homeowner's exemption.

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		$458,425 (+2%) Land $232,114 Building $226,311
2025	$5,759.00 Homeowner's exemption	$449,437 Land $227,563 Building $221,874
2023	$5,492.00 (-1.47%) Homeowner's exemption	$431,986 Land $218,727 Building $213,259
2022	$5,574.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

FEMA maps place 89 Atherton Cir in Zone X, an area of minimal flood risk.

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

Wildfire risk around 89 Atherton Cir is low, with a 0.05% annual chance of wildfire.

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

Wildfire Risk	Low lower than 65% of the US · lower than 79% of California
Wildfire Likelihood	0.05% annual chance
Exposure	Indirect within 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 743 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, Fixed Wireless in parts of the area	100 / 20

May also be available: T-Mobile, Unwired.

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