Michigan County Election Analysis by County

Rising turnout in Detroit and its affluent suburbs along with dwindling support for President Trump among middle-class voters helped propel Joseph R. Biden Jr. to victory in battleground Michigan historically Democrat from the Midwest.

DetroitGreat RapidsAnn Arbor

Change of 2016

In counties that have declared almost all of their votes

More democratic

More Republican

Mr. Biden has won support in most of the counties won by Hillary Clinton. And about two-thirds of the counties that voted for Mr. Trump in 2016 swung left in 2020.

Counties Clinton won in 2016

Counties won by Trump in 2016

Those predominantly white counties saw voters shift their support towards Mr. Biden — even though Mr. Trump won most of them.

Change in county margins from 2016

Share of population
it’s white




More white

less white

In fact, 11 counties that voted for Mr. Trump in 2016 have moved more than five points to the left in 2020. Those counties include Leelanau, a rural area that passed to Mr. Biden, and Kent, once a stronghold Republican Mr. Biden seemed poised to win.

Margin of victory in Michigan counties since 2008

Each line shows margins in a county over time

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