What are current home values in Contra Costa County, CA?

The median home value in Contra Costa County, CA is $786,730 as of June 2026. This represents a 0.2% decrease compared to last month and a 2.5% decrease year-over-year.

How do home values in Contra Costa County, CA compare to California and the national average?

The median home value in Contra Costa County, CA ($786,730) compares to California ($775,549) and the U.S. national median ($372,995).

What are the top cities in Contra Costa County, CA by home value?

The cities with the highest median home values in Contra Costa County, CA include: Alamo ($2,573,435), Orinda ($1,987,269), Lafayette ($1,959,053), Danville ($1,881,510), Moraga ($1,659,509). These cities represent the most expensive areas within the county.

Contra Costa County, CA Housing Market

$786,730

2.5% 1-yr

The average Contra Costa County, CA home value is $786,730, down 2.5% over the past year, and homes go to pending in around 16 days. (Updated on 6/30/2026)

What is the Zillow Home Values Index?

Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.

Learn more about the Zillow Home Value Index

Contra Costa County Key Takeaways

Typical Home Values: $786,730

1-Year Value Change: -2.5%

(Data through June 30, 2026)

Contra Costa County Housing Market Overview

1-Year Market Forecast: --

For Sale Inventory: 2,869 (June 30, 2026)

New Listings: 1,131 (June 30, 2026)

Median Sale to List Ratio: 1.001 (May 31, 2026)

Median Sale Price: $801,667 (May 31, 2026)

Median List Price: $789,667 (June 30, 2026)

Percent of Sales Over List Price: 52.7% (May 31, 2026)

Percent of Sales Under List Price: 35.9% (May 31, 2026)

Median Days to Pending: 16 (June 30, 2026)

(Metric availability is based on market coverage and data, housing data available for download in the Housing Data page)

How does this data help me?
Zillow's metrics provide valuable market data by tracking market changes in different locations and housing types.

Cities in Contra Costa County

NameMedian ZHVI
Clayton$1,053,711
Alamo$2,573,435
Walnut Creek$1,039,520
Concord$737,771
Diablo$3,143,350
Pittsburg$568,060
Pleasant Hill$1,002,198
Danville$1,881,510
Antioch$596,320

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Contra Costa County Homes for Sale

$1,705,880

2 bd2 ba1,873 sqft

3664 Mount Diablo Blvd #211-E

$1,767,880

3 bd3 ba1,795 sqft

3664 Mount Diablo E #312

$500,000

3 bd2 ba1,220 sqft

114 Maine Ave

View Contra Costa County listings

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Contra Costa County Rental Market Trends

Average Rent: $2,901 (June 30, 2026)

National Average Rent: $1,965 (June 30, 2026)

Month-Over-Month Change: 0.8% (June 30, 2026)

Year-Over-Year Change: 3.2% (June 30, 2026)

How does this data help me?
The Zillow Observed Rent Index (ZORI) measures changes in asking rents over time, controlling for changes in the quality of the available rental inventory.