Fix Sloping Uneven Floors

Sloping Or Uneven Floors: Causes And Repairs

Most houses are developed with relatively even floors but slope over time because of sinking or sagging floor supports. Once the floor supports begin to sink, the floors can become sloped and uneven.

In homes with a crawlspace, the outside walls are supported on a continuous footing along the perimeter of the home and the inside walls are supported on footings and piers, which support beams, floor joists, and the subfloor. One or more of these building components can lead to uneven floors.

If you have sinking and uneven floors, your floor support is inadequate. The only reason things inside the living space of a home drop are because the supports underneath have dropped.


It’s important to accurately diagnose the cause of your sinking uneven floors. There could be multiple causes or any combination for sinking and uneven floors:

The best repair varies from home to home. There are many repair techniques we use to properly stabilize the uneven floors and make them feel more even. The main goal should be to prevent further sinking.


The main repairs used to stabilize and correct uneven floors are:

It is most important for optimum results to use additional supports that can be adjusted, have adequate support (between components and the footing), as well as be suited for the rugged environment of a crawl space.

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