A backyard pool can be a fun addition to any backyard. If youre thinking bout having a in-ground pool installed you should think about all the expenses that can be associated with pool installations before making an investment in a pool. In this post we have taken a cost averaging methodology to give you an understanding of the costs that can occur with a pool installation project. The total cost of a in-ground swimming pool can vary from market to market and each installer will have different fees. This information is to be used as a general guide for understanding the fess involved with a swimming pool installation.