Election Data Source: https://www.waynecounty.com/elected/clerk/november-2-2021-city-elections.aspx "Precinct By Precinct" -&gt; "City of Detroit"
City Border Shapefile Source: https://www.waynecounty.com/departments/technology/gis-data.aspx "Municipal Borders"

Precinct Shapefile Source: https://gis-michigan.opendata.arcgis.com/datasets/2020-voting-precincts/explore
Own work
LandonExists