Hainich-Werratal (before October 2014: Mihla) is a Verwaltungsgemeinschaft in the district Wartburgkreis in Thuringia, Germany. The seat of the Verwaltungsgemeinschaft is in Amt Creuzburg.

The Verwaltungsgemeinschaft Hainich-Werratal consists of the following municipalities:

1. Amt Creuzburg
2. Berka vor dem Hainich
3. Bischofroda
4. Krauthausen
5. Lauterbach
6. Nazza

51°04′59″N 10°19′59″E / 51.083°N 10.333°E / 51.083; 10.333