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Documentation Index

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U.S. Census Bureau API providing population demographics, housing statistics, economic surveys, and geographic boundary data from the American Community Survey and decennial census. Best for demographic analysis, market sizing by geography, or enriching location data with population characteristics. The definitive source for U.S. population and housing data — unlike BLS (labor) or BEA (GDP), Census covers who lives where. 1 example endpoint available through Lava’s AI Gateway. See the Census API docs for full documentation.
This provider is managed — no additional setup required.
This is a catch-all provider — any valid URL under https://api.census.gov is supported. U.S. Census Bureau API. Construct URL as https://api.census.gov/data/{year}/{dataset}?get={variables}&for={geography}. Example: /data/2020/acs/acs5?get=NAME,B01001_001E&for=state:*. Auth param (key) is added automatically. The endpoints below are curated examples.

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Endpoints

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Get American Community Survey data

GET https://api.census.gov/data/2020/acs/acs5?get=NAME,B01001_001E&for=state:* — Free 
const data = await lava.gateway('https://api.census.gov/data/2020/acs/acs5?get=NAME,B01001_001E&for=state:*', { method: 'GET' });

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