To be notified of any actions related to the county’s Census efforts, please take a moment and click here to fill out the contact form for the county.

Census Extended through October 31

The Census has been extended through October 31, with in-person enumeration scheduled to begin in August. Someone may come to your door if you haven’t done the census by August. Click here to find out how to verify that someone is a census taker.

Contra Costa Response Rates

As of this week, a little over 70% of Contra Costa residents have self-responded to the census! However, there are areas (especially Richmond, Bay Point/Pittsburg, and Antioch) where responses are below 50%. You can look at the response rates here:


Stay tuned for more information about a “Back to School – census last call” push, led by the First 5 Association and others.

In-person Help

Please reach out to Darlene Drapkin with the US Census Bureau ( if you’d like an official enumerator to come to your site in-person and help people complete the census.

Need an ID number for the 2020 Census?

 If you can’t find your ID number no worries.  Here’s how easy it is to still do the census:

How to Fix an Incorrect Submission

If you have already completed the census only to realize you left off your baby, young child, or someone else, you can correct your census submission. Click here:

Support in Multiple Languages

Resources in different languages are available at

Making Sure Young Children are Counted

Census 2020 is ramping up, and we need to make sure everyone in our community is counted—especially young children. In the last census (2010), about five percent of children under age five weren’t counted—approximately one million kids nationwide. California had the highest rate of undercount for young children in the entire country. Click here to download more information.

Kiss Them, Then Count Them

Flyer from the on making sure that all newboarn babies are counted on your census. Download here!

Census 101: What You Need to Know

The 2020 Census is happening now! Here’s a quick refresher of what it is and why it’s essential that everyone is counted.

Contra Costa Kids Count

In Contra Costa County we believe every person counts. And we believe every person should get their fair share—especially little kids.

Click here to download more information. | En Español

Test Your Knowledge

Play the Census 2020 game (Powerpoint required)

Census PSA from First 5 Contra Costa