Town Hall Address E5498 Yanske Avenue Hillsboro, WI 54634 United States- Vernon County Website http://www.townofunionvernon.us Zoning 608-348-3627 1072 Woodland Road Platteville, WI 53818 United States Town Clerk 608-528-4437 S4144 Pine Avenue Hillsboro, WI 54634 United States Tax Collector 608-606-0790 S3035 Valley Avenue La Farge, WI 54639 United States County Vernon