ALTON—U.S. Rep. Steve King (R-Iowa) will hold at town hall meeting in Sioux County 9-10 a.m. Saturday, June 15, in the Alton Community Center. King has pledged to hold a town hall meeting in each county in the 4th Congressional District this year, and the Sioux County gathering will be the 17th town hall meeting he has hosted in the district since January.