Contra Costa County

It has 19 bustling cities and many established urban communities in the unincorporated area.

Welcome to Contra Costa County

Urban lifestyle in the hidden gem of East Bay.
Contra Costa County, one of the original 27 counties in California, is the ninth most populous county in the state. It has 19 bustling cities and many established urban communities in the unincorporated area. The county's name alludes to its location on the other side of the bay from San Francisco. 

Contra Costa is Spanish for the opposite shore, which reflects the heritage of Spanish colonization, which can still be found in place names like Mt. Diablo. Mt Diablo is the county's most notable landmark and the centerpiece of Mt. Diablo State Park, one of the many open spaces in the county.
The East Bay suburbs in Contra Costa County feature single-family homes with extensive yards and excellent public schools. Most county residents live in the affluent suburbs of Moraga, Orinda, Lafayette, Concord, and Walnut Creek. 

What to Love 

  • Walkable neighborhoods
  • Urban style amenities
  • The abundance of open spaces
  • Natural landmarks such as Mount Diablo 

Local Lifestyle 

Contra Costa county is a hidden gem in the East Bay, popular with young people and families with children. Living in Contra Costa has a mix of urban and suburban vibes depending on the neighborhood. Some communities like Walnut Creek are walkable, allowing locals to stay active.

There is a relatively high concentration of big city-style amenities in Contra Costa. These amenities are most noticeable in Walnut Creek, home to the modern shopping complex, Broadway Plaza, and many urban-style apartments and condos. Danville, Martinez, and Lafayette, historic downtowns, have a surprisingly diverse retail offering and are also walkable. 
Locals enjoy the abundance of open spaces served by trails and easy access to San Francisco via BART and Interstate Highways.

Dining, Entertainment & Shopping 

The entertainment, dining, and shopping scene in Contra Costa County is one to behold. There are numerous contemporary and upscale malls across the county, including Pleasant Hill Square, Broadway, and Blackhawk Plaza. Shop seasonal vegetables and fruits from Concord Farmers Market and artisanal goods too.

Find fantastic American delicacies at the elegant Rooftop Restaurant & Bar or Wences Restaurant, which also serves main seafood courses. Telemetric Barcelona Walnut Creek is the place to go for Spanish paella, pintos, or sangria. Treat yourself to wines and small plates from around the world at Va de Vi Bistro & Wine Bar.

Things to Do 

Contra Costa County boasts plenty of outdoor spaces and activities for the outdoor enthusiast and so much more. Go hiking, biking, and picnicking at the numerous state and regional parks. 
Choose from mount Diablo state park, Hidden Lakes Park, or Briones Regional Park, among others. Briones Regional Park has wildlife viewing, rolling hills, and campgrounds.

Events and festivals in Contra Costa are always fun. Be sure to be part of the annual Contra Costa County Fair, which showcases the best of the county while preserving the rich agricultural heritage. There are so many fun family activities throughout the four days of festivities.

Overview for Contra Costa County, CA

6,743 people live in Contra Costa County, where the median age is 33.6 and the average individual income is $79,751. Data provided by the U.S. Census Bureau.


Total Population

33.6 years

Median Age


Population Density Population Density This is the number of people per square mile in a neighborhood.


Average individual Income

Around Contra Costa County, CA

There's plenty to do around Contra Costa County, including shopping, dining, nightlife, parks, and more. Data provided by Walk Score and Yelp.

Very Walkable
Walking Score
Very Bikeable
Bike Score

Points of Interest

Explore popular things to do in the area, including Dechen Designs, Inspired Fit, and 008 Training.

Name Category Distance Reviews
Ratings by Yelp
Shopping 1.27 miles 10 reviews 5/5 stars
Active 2.64 miles 6 reviews 5/5 stars
Active 2.71 miles 27 reviews 5/5 stars
Active 3.12 miles 23 reviews 5/5 stars
Active 1.4 miles 26 reviews 5/5 stars
Active 2.22 miles 34 reviews 5/5 stars

Schools in Contra Costa County, CA

All ()
Primary Schools ()
Middle Schools ()
High Schools ()
Mixed Schools ()
The following schools are within or nearby Contra Costa County. The rating and statistics can serve as a starting point to make baseline comparisons on the right schools for your family. Data provided by the U.S. Census Bureau.
School rating
K - 8th
No rating available
PreK - 8th
No rating available
Fusion Academy--Walnut Creek
6th - 12th
No rating available
Fusion Academy Walnut Creek
6th - 12th
No rating available

Demographics and Employment Data for Contra Costa County, CA

Contra Costa County has 3,644 households, with an average household size of 1.85. Data provided by the U.S. Census Bureau. Here’s what the people living in Contra Costa County do for work — and how long it takes them to get there. Data provided by the U.S. Census Bureau. 6,743 people call Contra Costa County home. The population density is 10,590.54 and the largest age group is Data provided by the U.S. Census Bureau.


Total Population


Population Density Population Density This is the number of people per square mile in a neighborhood.


Median Age

53.51 / 46.49%

Men vs Women

Population by Age Group


0-9 Years


10-17 Years


18-24 Years


25-64 Years


65-74 Years


75+ Years

Education Level

  • Less Than 9th Grade
  • High School Degree
  • Associate Degree
  • Bachelor Degree
  • Graduate Degree

Total Households


Average Household Size


Average individual Income

Households with Children

With Children:

Without Children:

Marital Status


Blue vs White Collar Workers

Blue Collar:

White Collar:

Commute Time

0 to 14 Minutes
15 to 29 Minutes
30 to 59 Minutes
60+ Minutes

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