209 Cobblestone Dr, Antioch, CA 94509 Property Records

Contra Costa County property record for 209 Cobblestone Dr, Antioch, CA 94509

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,690 sqft · built 1969
Lot Size	0.159 acres (6,942 sqft)
Owner	Company Name on Record
Last Sale	$245,000 (Jan 2001)
Tax Bill	$7,397 (2025)
Deeds & Mortgages	Mar 2022 Transfer Mar 2022 Transfer
Flood Zone	Zone X (minimal risk)
APN	`072-043-009-9`

Property Details

APN / Parcel Number

Primary APN	`072-043-009-9`
Alternative APN	`072-043-009`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	1,690 sqft Living Area
1st Floor Area	1,690 sqft

Exterior

Year Built	Built 1969
Effective Year Built	Effective 1970
Lot Area	6,942 sqft (0.159 acres)
Garage Type	Attached
Garage Area	437 sqft
Parking Spaces	2 Parking Spaces

Location & Zoning

Street Address	209 COBBLESTONE DR
City	ANTIOCH
State	CA
Zip	94509-6209
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	TRACT 3596 LOT 95 EX MR
Legal Subdivision	SUBDIVISION 3596
Legal Tract	3596
Legal Lot Number	95
Jurisdiction	CONTRA COSTA CA
Township / Civil Division	ANTIOCH-PITTSBURG
Census Block Group	1
Census Block	1005
Census Tract	355109

Owner

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

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

Owner of Record	Company Name on Record
Mailing Address	3345 FONTANA CT, ANTIOCH, CA 94509-5449
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Mar 16, 2022	Intrafamily Transfer, Transfer
Mar 16, 2022	Intrafamily Transfer, Transfer

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jan 23, 2001 · Amount on Record
Deed Sale	Jan 23, 2001 · Amount on Record
Deed Document Number	200115643
Last Transfer Date	Mar 3, 2022
Transfer Doc	0000047267
Record Updated	Oct 29, 2026

March 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 16, 2022
Property Address	209 COBBLESTONE DR, ANTIOCH, CA 94509-6209
Document Number	0000047266
Map Reference	MB 112 PG 27
Instrument Date	Mar 3, 2022
Instrument	2022-047266
Transaction Type	Transfer
Record Updated	Nov 3, 2022

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
Address	3345 FONTANA CT, ANTIOCH, CA 94509-5449

March 2022: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	CONTRA COSTA CA
Recording Date	Mar 16, 2022
Property Address	209 COBBLESTONE DR, ANTIOCH, CA 94509-6209
Document Number	0000047267
Map Reference	MB 112 PG 27
Instrument Date	Mar 3, 2022
Instrument	2022-047267
Transaction Type	Transfer
Record Updated	Jun 7, 2023

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	Family Trust
Address	3345 FONTANA CT, ANTIOCH, CA 94509-5449
Investor	Possibly a Property Investor

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		$622,396 (+2%) Land $243,546 Building $378,850
2025	$7,397.00 (+4.94%)	$610,193 (+4.04%) Land $238,771 Building $371,422
2023	$7,049.00 (+1.63%)	$586,500 Land $229,500 Building $357,000
2022	$6,936.00

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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