Fernitz-Mellach is since 2015 a municipality with 4,654 residents (as of 2016-01-01) in Styria, Austria. It lies in the south of Graz-Umgebung District. The municipality was founded as part of the Styria municipal structural reform,
at the end of 2014, by merging the former towns Fernitz and Mellach.
Fernitz-Mellach is located in the south part of the Graz-Umgebung District, about 10 kilometres (6.2 mi) south of Graz. The municipality runs along the Mur River.
The municipality territory includes the following five sections (population as of 1 January 2015):
- Dillach (365)
- Enzelsdorf (294)
- Fernitz (2954)
- Gnaning (402)
- Mellach (595)
and consists of the Katastralgemeinden Fernitz, Gnaning und Mellach.
The municipality was founded on 1 January 2015 by merger of the municipality areas of Fernitz and Mellach.