Campsites for camping in Tents at a KOA campsite cost from $25.00 to $45.00 per night and if you want a tent site with water and electricity then there is an additional $10.00 per night fee.
If you're camping in an RV and want an RV site with water and electricity and the hookups it can cost from $35.00 to $60.00 per night.
It's best to call in advance before you arrive at the KOA campsite to make sure they have space available because sometimes they're full and have no spots for camping.