There are different sites for Camping near pune ranging from Rs. 600 to Rs. 2000/-
I have mentioned almost all of them. These sites are located at Pawana lake, Mulshi lake, Khadakwasla lake and Panshet lake.
Just click on below link to get details of all sites on one page.
https://www.payumoney.com/store/buy/mypicnic-
For any query, you can call on 9552539132.