The Unshakable Investor

Unshakable ZIP Data 94569 | Port Costa, CA Housing Market

Port Costa · Contra Costa County · San Francisco-Oakland-Berkeley, CA metro · California · Data updated June 19, 2026

The median sale price in ZIP 94569, Port Costa, California is $713,000 at $353 per square foot. 1 single-family homes sold in the latest period, up 0.0 percent from a year earlier. Homes sit a median of 14 days on market. Sellers are getting 89.7 percent of list price and 0.0 percent of homes sold above asking.

Buyer leverage market. Negotiate hard.

Value anchors

MetricValueYear over year
Average single-family value$662,334
Average price per sq ft$328
Median sale price$713,000
Median sale price per sq ft$353
Median home size2,019 sq ft
National size rank26,502

Sales activity

MetricValueYear over year
Homes sold10.0%
Median days on market14 days

Pricing power

MetricValueYear over year
Average sale-to-list ratio89.7%-4.1 pts
Share sold above list0.0%0.0 pts

These figures describe the single-family market for Port Costa, California ZIP 94569. They are market context, not a substitute for sold comps or a formal appraisal.