Monmouth American Legion – 1110 N 11th St, Monmouth, IL 61462 Loading Map.... Monmouth American Legion – 1110 N 11th St, Monmouth, IL 614621110 N 11th St - Monmouth Auction Location 40.92462949999999 -90.63087810000002 Address 1110 N 11th St Monmouth IL 61462 United States Upcoming Events No events in this location