You can stay in town/village centres or up in the mountains. The Norwegian Trekking Association (DNT) maintains a number of mountain cabins/lodges in Jotunheimen. Jotunheimen also has a youth hostel.
For a special place to stay, try Fossheim Turisthotell in Lom. Solid timber houses in keeping with traditional building techniques, together with art and antiques, help to create an interesting atmosphere you will most certainly enjoy. Fossheim is a member of the Historic Hotels and Restaurants in Norway. There are also other hotels in Jotunheimen offering the same style and comfort.
Several farms in Jotunheimen offer a place to stay. Here you will find a quiet atmosphere, peace and tranquility and you will have the opportunity to be a part of everyday life in the region.
Most places that offer accommodation also serve food.
If you plan to sleep in a tent, caravan or mobile home you may do so anywhere, except in cultivated fields and lay-bys. You cannot camp closer than 150 metres to the nearest house or cabin. If you want to stay for more than two nights in the same place, you must ask the landowner's permission, except in the mountains or very remote areas. There are many camp sites in the area.