What the Pros Know
Market Snapshot
Zip Code 94556 | Contra Costa County, CA
15,959
Population
YoY
202243.5
Median Age
YoY
2022$193,750
Median Household Income
YoY
2022$1,687,500
Median Sale Price
5.2% MoM
11.2% YoY
6/202528
Homes Sold
9.7% MoM
9.7% YoY
6/20250.8
Months Inventory
16% MoM
57.1% YoY
6/202525
Days on Market
2 MoM
1 YoY
6/202522
Listings
4.8% MoM
37.5% YoY
6/2025785
Price per Sq Ft
12.8% MoM
1% YoY
6/2025
See 94556 on Zillow
1. Population Data from U.S. Census Bureau.
2. Sales Data provided by Redfin, a national real estate brokerage.
MoM = Month over Month. The percentage change from the previous month to the current month.
YoY = Year over Year. The percentage change from the same period the previous year to the current period.