It’s every one’s dream to install an inground pool that really makes a lot of difference to the home. The cost of installing an inground pool varies depending on whether the area is flat or hilly, and other factors like pool screen and fencing. Inground swimming pools really offer you the ideal choice of relaxation, avoiding the extra hours of time you have to spend locating one, often situated far away from your area. To install an inground pool, you need to have a permit. The average inground pool price is $35,000 to $40,000 for a 20’X40’ area.