Decennial 2020

For more information on the 2020 Decennial data, please visit this Page or HERE.

Supplemental Demographic and Housing Characteristics File (S-DHC)

  • API Call: api.census.gov/data/2020/dec/sdhc
  • Example for data that has an assigned key inserted: 

api.census.gov/data/2020/dec/sdhc?get=NAME&for=state:*&key=YOUR_KEY_GOES_HERE

Detailed Demographic and Housing Characteristics File B (Detailed DHC-B)

  • API Call: api.census.gov/data/2020/dec/ddhcb
  • Example for data that has an assigned key inserted: 

api.census.gov/data/2020/dec/ddhcb?get=NAME,POPGROUP_LABEL&POPGROUP=1002&for=state:*&key=YOUR_KEY_GOES_HERE

Detailed Demographic and Housing Characteristics File A (Detailed DHC-A)

  • API Call: api.census.gov/data/2020/dec/ddhca
  • Example for data that has an assigned key inserted: 

api.census.gov/data/2020/dec/ddhca?get=NAME,POPGROUP_LABEL&POPGROUP=1002&for=state:*&key=YOUR_KEY_GOES_HERE

Demographic and Housing Characteristics File (DHC)

Demographic Profile

 

Redistricting Data (PL 94-171)

Decennial Post-Enumeration Survey

Island Areas Demographic and Housing Characteristics File (DHC)

  • API Call
    • American Samoa: api.census.gov/data/2020/dec/dhcas
    • Commonwealth of the Northern Mariana Islands: api.census.gov/data/2020/dec/dhcmp
    • Guam: api.census.gov/data/2020/dec/dhcgu
    • U.S. Virgin Islands: api.census.gov/data/2020/dec/dhcvi
  • Example for data that has an assigned key inserted: 

    api.census.gov/data/2020/dec/dhcas?get=NAME&for=county%20subdivision:*&in=state:60&in=county:*&key=YOUR_KEY_GOES_HERE

  • 2020 Island Areas Demographic and Housing Characteristics File API Variables
  • 2020 Island Areas Demographic and Housing Characteristics File Examples and Supported Geography

Island Areas Demographic Profile

  • API Call
    • American Samoa: api.census.gov/data/2020/dec/dpas
    • Commonwealth of the Northern Mariana Islands: api.census.gov/data/2020/dec/dpmp
    • Guam: api.census.gov/data/2020/dec/dpgu
    • U.S. Virgin Islands: api.census.gov/data/2020/dec/dpvi
  • Example for data that has an assigned key inserted: 

    api.census.gov/data/2020/dec/dpas?get=NAME&for=state:60&key=YOUR_KEY_GOES_HERE

  • 2020 Island Areas Demographic Profile API Variables
  • 2020 Island Areas Demographic Profile Examples and Supported Geography

Island Areas Detailed Crosstabulations

  • API Call
    • American Samoa: api.census.gov/data/2020/dec/crosstabas
    • Commonwealth of the Northern Mariana Islands: api.census.gov/data/2020/dec/crosstabmp
    • Guam: api.census.gov/data/2020/dec/crosstabgu
    • U.S. Virgin Islands: api.census.gov/data/2020/dec/crosstabvi
  • Example for data that has an assigned key inserted: 

    api.census.gov/data/2020/dec/crosstabas?get=NAME&for=state:60&key=YOUR_KEY_GOES_HERE

  • 2020 Island Areas Demographic Profile API Variables
  • 2020 Island Areas Demographic Profile Examples and Supported Geography

Congressional Districts

119th Congressional District Summary File
  • API Call: api.census.gov/data/2020/dec/cd119
  • Example for data that has an assigned key inserted: 

    api.census.gov/data/2020/dec/cd119?get=NAME&for=congressional%20district:*&in=state:*&key=YOUR_KEY_GOES_HERE

  • 2020 CD119 API Variables [ html | xml | json ]
  • 2020 CD119 Examples and Supported Geography
118th Congressional District Summary File
  • API Call: api.census.gov/data/2020/dec/cd118
  • Example for data that has an assigned key inserted: 

    api.census.gov/data/2020/dec/cd118?get=NAME&for=congressional%20district:*&in=state:*&key=YOUR_KEY_GOES_HERE

  • 2020 CD118 API Variables [ html | xml | json ]
  • 2020 CD118 Examples and Supported Geography
Page Last Revised - May 20, 2026