Yes, you can camp lakeside or in the backcountry just outside of Fort Collins. Some popular parks may limit capacity at peak times. Campsites in Colorado state parks require advanced reservations while permits are required to backcountry camp in Rocky Mountain National Park. Many of the recreation areas and campsites in the region are at high elevation. Be aware of potential altitude issues. Fishing licenses are required in Colorado for those over age 16 and in Wyoming for those over 14. You can also explore different options for camping near Fort Collins on Hipcamp.