chicago_2010blocks_2020policedistricts_key: 233

Just a list of US Census block numbers and the police districts in which they sit. Join this to US Census tables to get aggregates by precinct, as those precincts existed in 2020. For details see this blog post.

Data license: CC BY-SA 4.0 · Data source: US Census & Chicago Open Data Portal, combined by John Keefe

This data as json

rowid	GEOID10	dist_num
233	170311912001019	25

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