AVA (American Volkssport Association, https://ava.org/ ) is an national group that promotes and organizes noncompetitive fitness activities that encourage lifelong fun, fitness and friendship for all ages and abilities. There are 3 walking clubs in MN who plan group walks in the cities and outstate MN. Check out their website. All are welcome to join.
Lake City has a 5K and 10 K sanctioned walking routes in town. The routes includes Hok-si-la Park and the River Walk. Lake City will be listed on their website inviting club members to come to LC for a seasonal walk.