Swimming pool liner pricing can vary greatly depending on the type of liner and level of service you want. If you are just buying the liner online to install yourself you will pay a lot less than if you are having the liner professionally installed. A 10-year liner costs a lot less than a 30-year PVC membrane. This article focuses on simple liner replacements and not full swimming pool renovations with add ons like steps, tanning ledges, coping, etc..
The three most common sizes of pools are 16 X 32, 18 X 36, and 20 X 40. The swimming pool inground pricing for 2019 is currently in the range of $3350 to $4600 in most locations. Smaller pools are closer to the lower edge of the price range and larger pools are closer to the upper range. Pool condition can also affect pricing. You may expect to pay a little bit more for freeform pools that must be measured by an experienced professional.