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The help desk is here for you to answer questions about redistricting data and the redistricting process in your state. They can also help you get your account set up so you can download dataAsk a Question
If you need help using our data to draw District and Community of Interest maps we have resources to support you.
The About Our Data section of our site includes in depth articles about Census Data, Projections, Voter Files and Precinct Boundaries and Election Results as well as a list of all the types of data we host.
This guide is aimed at helping you familiarize yourself with the knowledge needed to effectively participate in the redistricting cycle by linking you to information and resources at each step of the way.
Articles and Guides
Use this guide to find software and applications to use our data to draw Community of Interest and District maps for this redistricting cycle
There are a number of mapping tools available, but researching and comparing them all can take a lot of time. The Redistricting Data Hub surveyed most of the tools out there and compiled this information into the “Choose Your Mapping Tool” feature, which enables you to easily find the right tool based on your needs. Find a mapping tool ►
Find out what groups are organizing around Redistricting nationally and by state
This is an informational resource to represent the groups active in redistricting. We are sharing them for informational purposes, and do not necessarily endorse any of the work of these organizations or suggest that they are non partisan or support fair, representative redistricting. We encourage you to treat this as a start to do more research about each group. See what groups are organizing ►
Participate by accessing the online resources to submit public testimony and maps, follow or register to attend upcoming meetings, and view past meeting notes and recordings.
Each state has a different process and are in different stages of drawing maps. We are keeping this resource updated as things change. Participate in state redistricting ►
Haystaq DNA created reports, which they have shared with the Redistricting Data Hub, containing visualizations detailing the changes in total population and population by race and ethnicity for congressional, state senate, state house/assembly, and major cities. Redistricting & You provides an online, interactive map to view the population counts from the most recent census.
Redidistricting & You is an interactive online map that shows official population counts from the 2020 Census to show several demographic characteristics that for the US Congress, State Upper House and Lower House. Interact with the map ►
HaystaqDNA created reports, which they have shared with the Redistricting Data Hub, containing visualizations detailing the changes in total population and population by race and ethnicity for congressional, state senate, state house/assembly, and major cities. View population change reports by state ►
A primer on the first case in which a state court struck down a redistricting plan as a partisan gerrymander
In 2010, the citizens of Florida rallied behind two proposed amendments to the state’s constitution, written by Ellen Freidin of Fair Districts Florida. With over 63% of the vote, Floridians codified the “Fair Districts Amendments,” which put in place two tiers of standards regulating how the Legislature could redistrict for both state legislative and congressional reapportionment. Read more about Florida 2012 ►
Frequently Asked Questions
Decennial census data
- What is the timeline for delivery of census redistricting data?
- How will the delay in receiving census data affect redistricting?
- What data / variables are included in the decennial census datasets?
- Which states modify the decennial census (PL) data for redistricting?
- What data / variables are contained in the P1, P2, P3, P4, P5, and H1 tables?
Other Census Data
Election results and Precinct Boundaries
Incumbent address data
Voter File Data
Our help desk team has made videos walking you through important ways to engage with our data and our tools
Choose Your Own Mapping Tool Feature
The Choose Your Own Mapping Tool uses a table to organize information about mapping tools that are used in the Redistricting process to draw Community of Interest or District Maps. In this demonstration, Kate shows you how to use the Airtable feature to get the most out of the information our team has collected.
How to download multiple datasets using our API
The Redistricting Data Hub’s Application Programming Interface (API) can be used to download multiple redistricting datasets at once. In this demonstration, Peter shows you how to use the API from the beginning.
How to sign up for an account and download data
The Redistricting Data Hub’s website has redistricting data ready for download once you register for a free account. In this demonstration, Jose shows you how to get started by signing up for an account and downloading your first dataset.
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Stay up to date on data releases, training opportunities and how to get involved in the redistricting process in your stateSign Up