Slettmarkkampen is a mountain in Vang Municipality in Innlandet county, Norway. The 2032 m tall mountain is located in the Jotunheimen mountains, just outside the boundary of Jotunheimen National Park. The mountain sits about 30 km north of the village of Vang i Valdres. The mountain is surrounded by several other notable mountains including Slettmarkpiggen to the east, Galdeberget to the southwest, Snøholstinden to the northwest, and Store Svartdalspiggen to the northeast.