State Legislative Districts (2023) & 118th Congressional Districts

The State Legislative Districts product contains separate layers of state house (lower chamber) districts, state senate (upper chamber) districts, and the 118th (2023-2024) Congressional Districts. The data are available as nationwide layers or for a single state/territory.

Boundaries reflect the legally enacted districts at the time of publication (May 2023). Please note that Montana has not yet updated its state legislative districts for the 2020 cycle. The product also contains a separate layer for the New Hampshire Lower Chamber Floterial Districts.

Available File Formats:

Price: $495/state; $1,295/nationwide Single User License*

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State Legislative District Data Fields Included:

Each of the layers includes District Name and District Code fields as well as 2020 Census data.

» Includes 45 fields of demographic data from the 2020 Census:

   Native American
   2+ Races
   White & Black
   White & Native American
   White & Asian
   Black & Native American
   Any Part White
   Any Part Black
   Any Part Native American
   Any Part Asian
   Any Part Hawaiian
   Any Part Other
Hispanic Origin
Not Hispanic
Not Hispanic White
Not Hispanic Black
Not Hispanic Native Amerian

Not Hispanic Asian
Not Hispanic Hawaiian
Not Hispanic Other
Not Hispanic 2+ Races
Not Hispanic White & Black
Not Hispanic White & Native American
Not Hispanic White & Asian
Not Hispanic Black & Native American
18+ Population
Housing Units
Housing Units Occupied
Housing Units Vacant
People in Group Quarters:
   Other Inst.
   Other Noninstitutionalized

Congressional District Data Fields Included:

The Congressional district layer contains 2020 Census data and American Community Survey (ACS) data. See the Congressional Districts Data page for information on the data fields.

Learn More Learn more about Census summary levels (e.g., Blocks, Block Groups, and Tracts)

*For use with a single copy of Caliper's Maptitude Mapping Software or TransCAD Transportation Planning Software

Sample Maptitude map of state legislative district boundaries around Albequerque NM