Based on final state population estimates, the city of Madison’s population has soared past the 300,000 mark, according to a report in the Wisconsin State Journal.
The Wisconsin Department of Administration estimates that Madison had 300,153 residents at the start of 2026, up 9.3% from the 2020 U.S. Census.
Over the same period, Dane County was Wisconsin’s fastest-growing county. The county’s population grew from 561,504 to 621,365, an increase of 10.7%.
Among Dane County communities, Verona’s population grew the most at 23.32%. The home of electronic health records company Epic saw its population grow from 13,929 in 2020 to 17,173, this year, an increase of 3,247.
