There are a number of hotels in the Park City area. Please feel free to explore them to find one that meets your needs.
The best accommodations for the festival and school will be at the Newpark Resort and Hotel.
Camping is plentiful in the Wasatch Mountains of Utah. Please visit this link to explore some of the possibilities for camping.
Just a few minutes NW from Park City is Park City RV Resort (~10 minutes away, RV and tent camping)
A close tent camping site is the Jordanelle State Park (~15 minutes away, RV and tent camping).
Another close RV camping site is The Rivers Edge (~30 minutes away, RV only).