The MN chess community is very much alive, here are some short profiles of those I know that have an active social presence on the interwebs.
GM Wesley So
GM Mauricio Flores Rios
IM John Bartholomew
NM Frank Johnson
NM Matt Jensen
Bill Murray
Dennis McGrath
MN Blizzard
List of chess communities in MN and nearby states.
Minnesota Chess Families WhatsApp Group
Rochester Chess Club
Duluth [Twin Ports] Chess Club
US Chess (formerly USCF) homepage
Iowa Chess Association
Wisconsin Chess Association
St. Louis Chess Center
Internet Chess Club (ICC)
Lichess
Chess.com and for Kids
mnchess.org 