Semmering is a town in the district of Neunkirchen in the Austrian state of Lower Austria. It is a small settlement, with a permanent population of 571 recorded in 2011.
The town is noted for its skiing and has hosted the Alpine skiing World Cup several times. Its development as a winter destination followed the completion of the Semmering Railway in 1854, after which it quickly became a popular tourist getaway in the winter months.