Holderen is a lake on the border between Sweden and Norway. The Norwegian part (1.83 square kilometres or 0.71 square miles) is located inside Blåfjella–Skjækerfjella National Park in the municipality of Snåsa in Nord-Trøndelag county and the Swedish part (6.44 square kilometres or 2.49 square miles) is located in the municipality of Åre in Jämtland County.