Census Microdata API

Census Microdata API

May 14, 2026

You can find it in the API Discovery Tool for your dataset.

All queries to the Census Data API now require an API key. Please cut and paste the Example Calls, Variables, Examples, and Supported Geography below into your web browser and replace YOUR_KEY_GOES_HERE with your personal API Key.

If you do not have an API Key, request one here.

CFS

Commodity Flow Survey Public Use Microdata

2017 CFS Public Use Microdata: Destination of Shipments

Example Call: api.census.gov/data/2017/cfspum/cfspumdest?get=SHIPMT_ID,SHIPMT_VALUE,SHIPMT_WGHT,RECORD_TYPE,COMM,TEMP_CNTL_YN,EXPORT_YN,HAZMAT&for=state:42&DMODE=02&NAICS2012=311&key=YOUR_KEY_GOES_HERE
2017 CFS Public Use Microdata: Destination of Shipments Variables, Examples, Supported Geography: api.census.gov/data/2017/cfspum/cfspumdest.html?key=YOUR_KEY_GOES_HERE

2017 CFS Public Use Microdata: Origin of Shipments

Example Call: api.census.gov/data/2017/cfspum/cfspumorig?get=SHIPMT_ID,SHIPMT_VALUE,SHIPMT_WGHT,RECORD_TYPE,COMM,TEMP_CNTL_YN,EXPORT_YN,HAZMAT&for=state:09&DMODE=04&NAICS2012=311&key=YOUR_KEY_GOES_HERE
2017 CFS Public Use Microdata: Origin of Shipments Variables, Examples, Supported Geography: api.census.gov/data/2017/cfspum/cfspumorig.html?key=YOUR_KEY_GOES_HERE

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