240 Cobblestone Dr, Antioch, CA 94509 Property Records

Contra Costa County property record for 240 Cobblestone Dr, Antioch, CA 94509

Property Summary

Property Type	Single Family Home
Details	4 bd · 2.5 ba · 2,152 sqft · built 1967
Lot Size	0.165 acres (7,200 sqft)
Owner	Individual Name on Record
Last Sale	$490,000 (Dec 2019)
Tax Bill	$6,487 (2025)
Deeds & Mortgages	Feb 2021 Mortgage Dec 2019 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`072-042-028`

Property Details

APN / Parcel Number

Primary APN	`072-042-028`
Alternative APN	`072-042-028-0`

Interior

Bedrooms	4 Beds
Full Baths	2.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	1 Story
Building Area	2,152 sqft Living Area
Gross Area	2,680 sqft
1st Floor Area	1,668 sqft
Basement Area	484 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1967
Effective Year Built	Effective 1980
Architectural Style	Contemporary
Exterior Material	Stucco
Construction Type	Frame
Roof Material	Wood Shingle
Lot Area	7,200 sqft (0.165 acres)
Garage Type	Attached
Garage Area	528 sqft
Parking Spaces	2 Parking Spaces
Deck Area	Deck Area

Utilities, Heating & Cooling

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

Location & Zoning

Street Address	240 COBBLESTONE DR
City	ANTIOCH
State	CA
Zip	94509-6210
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TRACT 3596 LOT 79 EX MR
Legal Subdivision	RIDGEROCK PARK
Legal Tract	3596
Legal Lot Number	79
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1004
Census Tract	355109

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	240 COBBLESTONE DR, ANTIOCH, CA 94509-6210
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Feb 3, 2021	Deed of Trust, Mortgage · Conventional Mortgage FINANCE OF AMERICA MORTGAGE LLC
Dec 19, 2019	Grant Deed, Transfer · Conventional Mortgage FINANCE OF AMERICA MORTGAGE LLC

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Dec 19, 2019 · Amount on Record
Deed Sale	Dec 19, 2019 · Amount on Record
Deed Document Number	2019228469
Last Transfer Date	Dec 11, 2024
Transfer Doc	0000134806
Record Updated	Oct 29, 2026

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	CONTRA COSTA CA
Property Address	240 COBBLESTONE DR, ANTIOCH, CA 94509-6210
Transaction Type	Mortgage
Record Updated	Nov 3, 2022
Title Company	OLD REPUBLIC TITLE SF

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000033595
Date	Feb 3, 2021
Instrument	2021-033595

Lender

Name	FINANCE OF AMERICA MORTGAGE LLC
Type	Mortgage Company
Address	HORSHAM, PA 19044

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Feb 1, 2051

December 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	CONTRA COSTA CA
Recording Date	Dec 19, 2019
Property Address	240 COBBLESTONE DR, ANTIOCH, CA 94509-6210
Document Number	0000228469
Map Reference	MB 112 PG 27
Instrument Date	Dec 12, 2019
Instrument	2019-228469
Transaction Type	Transfer
Record Updated	Jul 27, 2021
Title Company	CORNERSTONE TITLE COMPANY

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
Relationship	Joint Tenants
Address	240 COBBLESTONE DR, ANTIOCH, CA 94509-6210

Mortgage

Document Number	0000228470
Date	Dec 19, 2019
Instrument	2019-228470

Lender

Name	FINANCE OF AMERICA MORTGAGE LLC
Type	Mortgage Company

Agreement

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

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	Antioch City
Unified School District	Antioch Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$546,597 (+2%) Land $167,325 Building $379,272
2025	$6,487.00 (+5.07%) Homeowner's exemption	$535,881 (+4.04%) Land $164,045 Building $371,836
2023	$6,174.00 (+1.65%) Homeowner's exemption	$515,075 Land $157,676 Building $357,399
2022	$6,074.00

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

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	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 ANTIOCH serves 116,781 people · EPA ID CA0710001
Water Source	Surface water
Last State Inspection	Jan 2024
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 645 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
AT&T DSL	100 / 20

May also be available: Verizon.

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