Up-front cost An in-ground pool costs $25,000 to $100,000 An above-ground pool costs $1,600 to $7,500 Above-ground pools Installation An inground pool, however, can take weeks. These pools require ...

Size is one of the first characteristics to think about when considering the cost of a fiberglass pool. A smaller size pool is easier to make and transport as well as install, which keeps costs low.