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3870 Oakley Rd, Antioch, CA 94509

Contra Costa County

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Land facts

Parcel (APN) 051-180-021-1

Acres: 2.78
Usable acres: Not on file
Water: Not on file
Septic: Not on file
Zoning: Not on file
Williamson Act: Not on file
Fire: Not on file
Flood zone: Not on file
Access: Not on file

From county records and the MLS. "Not on file" means no record we can cite yet. Checked Oct 8, 2026.

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Records miss most of what makes a country property. Check what it has, and the estimate updates.

Country sales behind the number

In Contra Costa County, country homes sold for a median of $2,400,000 over the last two years (503 sales).

Recent sales of homes on 1+ acre in this county, closest by acreage and house size, from MLS and county records. This home's own sale is left out. Price per acre uses deeded acres. Why not tract-home sales?

County	Acres	House	Sold	Price	Price per acre
Contra Costa	2.5–5 ac	2,430 sq ft	Mar 2025	$1,025,000	$408,367
Contra Costa	1–2.5 ac	2,417 sq ft	Mar 2025	$1,160,000	$504,348
Contra Costa	1–2.5 ac	2,360 sq ft	Apr 2026	$1,105,000	$491,111
Contra Costa	2.5–5 ac	2,194 sq ft	Oct 2025	$925,000	$278,614
Contra Costa	2.5–5 ac	2,525 sq ft	Oct 2025	$1,100,000	$318,841
Contra Costa	1–2.5 ac	2,472 sq ft	Sep 2025	$1,975,000	$901,826

Around this property

Also in 94509

What a computer can't see

Condition. A remodeled kitchen and a 1970s one look the same in county records.
Usable land. Five flat, fenced acres and five steep ones are not the same five acres.
Water. Well output, irrigation rights and water district access move price on land.
Outbuildings. Barns, shops and second units are often missing from the county file.

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Chris Traina

Delta Real Estate