Sloped floors are common in older homes and even in homes as new as 15 to 30 years.
Uneven floors in new house.
On the top side of the floor another fix it idea to lay down new hardwood over the existing floor.
In a lot of cases the owners of these homes simply ignore the problem or pass it off as a normal part of having a classic house.
The cause is usually settling or shifting of the foundation underneath the floors.
Though a sloped floor might indeed bring some character to a house some of the issues that can cause them can lead to other problems down the road.
When i am inspecting pre owned homes small cracks in walls uneven floors and doors that don t fit perfectly are all part of what i call character.
Uneven floors are rarely caused by problems with the floor itself.
Uneven floors are typical in old houses.
Cracks uneven floors and doors that don t fit correctly are signs of poor workmanship and need correction.
However when looking at a brand new home i have a higher standard that i inspect to.
You will have to make sure your joists can handle the addition of considerably more weight from the plywood subfloor and any floor coverings.
A floor that sags towards the center of the house.
A plywood subfloor will bridge any minor waves in the existing floor and leveling compound would help too.
Mold and or rot in your crawl space.