CT Congressional Districts

This feature layer represents the boundaries of Connecticut's congressional districts based on the latest redistricting process following the 2020 Census. More information about the 2021 Redistricting Project can be found here.The dataset includes the five congressional districts with fields identifying the current U.S. House Representative and their associated political party for each district. The geometry is derived from the published data from the Connecticut General Assembly.The CT Congressional Representations are as described here.Collection of CT Legislative District published feature layers:Congressional districtsSenate districtsHouse districtsAttributesDistrictCongressional district number (text/string)DistrictNCongressional district number (number/integer)PartyRepresentative’s political party (Democratic or Republican)First Name

Data and Resources

Field Value
accessLevel public
catalog_@context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
catalog_@id https://data.ct.gov/data.json
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
catalog_describedBy https://project-open-data.cio.gov/v1.1/schema/catalog.json
identifier https://www.arcgis.com/home/item.html?id=7ef0679c6bd24ba080910dde533c90c3&sublayer=0
issued 2025-01-15
landingPage https://geodata.ct.gov/datasets/ctmaps::ct-congressional-districts
license https://creativecommons.org/publicdomain/zero/1.0
metadata_type geospatial
modified 2025-01-15
old-spatial -73.7255,40.9500,-71.7814,42.0485
publisher State of Connecticut
resource-type Dataset
source_datajson_identifier true
source_hash 31496c042bd479aaeb563f94105c65b7ee6d0708633c601c7bbdd224d4bd3dd8
source_schema_version 1.1
spatial {"type": "Polygon", "coordinates": [[[-73.7255, 40.9500], [-73.7255, 42.0485], [-71.7814, 42.0485], [-71.7814, 40.9500], [-73.7255, 40.9500]]]}
theme {geospatial}
Groups
  • AmeriGEOSS
  • National Provider
  • North America
Tags
  • AmeriGEO
  • AmeriGEOSS
  • CKAN
  • GEO
  • GEOSS
  • National
  • North America
  • United States
  • boundaries
  • congress
  • congressional
  • connecticut
  • ct
  • gis-office
  • giso
  • house
  • legislative
  • opm
  • senate
isopen True
license_id cc-zero
license_title Creative Commons CCZero
license_url http://www.opendefinition.org/licenses/cc-zero
maintainer sarah.hurley6
maintainer_email opm.giso@ct.gov
metadata_created 2025-09-24T05:24:52.303017
metadata_modified 2025-09-24T05:24:52.303025
notes <p>This feature layer represents the boundaries of Connecticut's congressional districts based on the latest redistricting process following the 2020 Census. More information about the 2021 Redistricting Project can be found <a href='https://www.cga.ct.gov/rr/taskforce.asp?TF=20210401_2021%20Redistricting%20Project' target='_blank' rel='nofollow ugc noopener noreferrer'><strong>here</strong></a>.</p><p>The dataset includes the five congressional districts with fields identifying the current U.S. House Representative and their associated political party for each district. The geometry is derived from the published data from the <a href='https://www.cga.ct.gov/rr/tfs/20210401_2021%20Redistricting%20Project/cmaps.asp' target='_blank' rel='nofollow ugc noopener noreferrer'><strong>Connecticut General Assembly</strong></a>.</p><p>The CT Congressional Representations are as described <a href='https://www.cga.ct.gov/asp/content/congress.asp' target='_blank' rel='nofollow ugc noopener noreferrer'><strong>here</strong></a>.</p><p></p><p></p><p>Collection of CT Legislative District published feature layers:</p><ul><li><a href='https://geodata.ct.gov/datasets/7ef0679c6bd24ba080910dde533c90c3_0/explore?location=41.421315%2C-72.741063%2C8.27' target='_blank' rel='nofollow ugc noopener noreferrer'>Congressional districts</a></li><li><a href='https://geodata.ct.gov/datasets/21e112d662af4d1baca8dcede14f0f89_0/explore?location=41.497008%2C-72.761768%2C8.42' target='_blank' rel='nofollow ugc noopener noreferrer'>Senate districts</a></li><li><a href='https://geodata.ct.gov/datasets/019db44ce72c41a19662c7e95e639e0d_0/explore?location=41.465694%2C-72.528344%2C8.27' target='_blank' rel='nofollow ugc noopener noreferrer'>House districts</a></li></ul><p></p><p></p><p>Attributes</p><figure><table border='1' cellpadding='0' cellspacing='0' style='border-collapse:collapse;'><tbody><tr><td style='border:1.0pt solid windowtext; padding:0in 5.4pt; width:125.75pt;' width='168'><p style='line-height:normal; margin-bottom:0in;'>District</p></td><td style='border-bottom-style:solid; border-color:windowtext; border-left-style:none; border-right-style:solid; border-top-style:solid; border-width:1.0pt; padding:0in 5.4pt; width:341.75pt;' width='456'><p style='line-height:normal; margin-bottom:0in;'>Congressional district number (text/string)</p></td></tr><tr><td style='border-bottom-style:solid; border-color:windowtext; border-left-style:solid; border-right-style:solid; border-top-style:none; border-width:1.0pt; padding:0in 5.4pt; width:125.75pt;' width='168'><p style='line-height:normal; margin-bottom:0in;'>DistrictN</p></td><td style='border-bottom:1.0pt solid windowtext; border-left-style:none; border-right:1.0pt solid windowtext; border-top-style:none; padding:0in 5.4pt; width:341.75pt;' width='456'><p style='line-height:normal; margin-bottom:0in;'>Congressional district number (number/integer)</p></td></tr><tr><td style='border-bottom-style:solid; border-color:windowtext; border-left-style:solid; border-right-style:solid; border-top-style:none; border-width:1.0pt; padding:0in 5.4pt; width:125.75pt;' width='168'><p style='line-height:normal; margin-bottom:0in;'>Party</p></td><td style='border-bottom:1.0pt solid windowtext; border-left-style:none; border-right:1.0pt solid windowtext; border-top-style:none; padding:0in 5.4pt; width:341.75pt;' width='456'><p style='line-height:normal; margin-bottom:0in;'>Representative’s political party (Democratic or Republican)</p></td></tr><tr><td style='border-bottom-style:solid; border-color:windowtext; border-left-style:solid; border-right-style:solid; border-top-style:none; border-width:1.0pt; padding:0in 5.4pt; width:125.75pt;' width='168'><p style='line-height:normal; margin-bottom:0in;'>First Name</p></td><td style='border-bottom:1.0pt solid windowtext; border-left-style:none; border-right:1.0pt solid windowtext; border-top-style:none; padding:0in 5.4pt; width:341.75pt;' width='456'><p style='line-height:normal; margin
num_resources 6
num_tags 19
title CT Congressional Districts