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About
Available APIs
Guidance
Latest Releases
Decennial Census (2020, 2010, 2000)
The following are available API datasets for Decennial Census.
2020
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=[user%20key]
- 2020 S-DHC API Variables [ html | xml | json ]
- 2020 S-DHC Technical Documentation
- 2020 S-DHC Examples and Supported Geography
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:
- 2020 Detailed DHC-B API Variables [ html | xml | json ]
- 2020 Detailed DHC-B Technical Documentation
- 2020 Detailed DHC-B Examples and Supported Geography
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:
- 2020 Detailed DHC-A API Variables [ html | xml | json ]
- 2020 Detailed DHC-A Technical Documentation
- 2020 Detailed DHC-A Examples and Supported Geography
Demographic and Housing Characteristics File (DHC)
- API Call: api.census.gov/data/2020/dec/dhc
- Example for data that has an assigned key inserted:
api.census.gov/data/2020/dec/dhc?get=NAME&for=state:*&key=[user key]
- 2020 DHC API Variables [ html | xml | json ]
- 2020 DHC Technical Documentation
- 2020 DHC Examples and Supported Geography
Demographic Profile
- API Call: api.census.gov/data/2020/dec/dp
- Example for data that has an assigned key inserted:
api.census.gov/data/2020/dec/dp?get=NAME&for=state:*&key=[user key]
- 2020 DP API Variables [ html | xml | json ]
- 2020 DP Technical Documentation
- 2020 DP Examples and Supported Geography
Redistricting Data (PL 94-171)
- API Call: api.census.gov/data/2020/dec/pl
- Example for data that has an assigned key inserted:
api.census.gov/data/2020/dec/pl?get=NAME&for=state:*&key=[user key]
- 2020 PL API Variables [ html | xml | json ]
- 2020 PL Technical Documentation
- 2020 PL Examples and Supported Geography
Decennial Post-Enumeration Survey
- API Call: api.census.gov/data/2020/dec/pes
- Example for data that has an assigned key inserted:
api.census.gov/data/2020/dec/pes?get=NAME&for=us:*&key=[user key]
- 2020 PES API Variables [ html | xml | json ]
- 2020 PES Examples and Supported Geography
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:
- 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=[user key]
- 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=[user key]
- 2020 Island Areas Demographic Profile API Variables
- 2020 Island Areas Demographic Profile Examples and Supported Geography
Congressional Districts
119th Congressional District Summary File (BETA)
- API Call: api.census.gov/data/2020/dec/cd119beta
- Example for data that has an assigned key inserted:
- 2020 CD119 BETA API Variables [ html | xml | json ]
- 2020 CD119 BETA Examples and Supported Geography
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=[user key]
- 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=[user key]
- 2020 CD118 API Variables [ html | xml | json ]
- 2020 CD118 Examples and Supported Geography
Related Information
-
Developers' ForumNeed help? Check out our Developer Forum to submit questions, share your apps, and provide feedback.
-
FTP ServerTo download full datasets, visit our FTP Server.
-
Decennial Census of Population and HousingThe U.S. census counts every resident in the United States. It is mandated by Article I, Section 2 of the Constitution and takes place every 10 years.
Page Last Revised - April 16, 2025
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