Sagging Floor Old House
I d suggest looking at the joists under your floor and then get into the attic and check the roof structure looking for sagging or other abnormalities.
Sagging floor old house. Foundation repairs are the most expensive reason for sagging floors in old houses. What causes floors to sag in older homes typically floors settle near the center of the house because the perimeter walls are constructed over a sound deep foundation and settle very little. If unsure have a pro come out and inspect it and give you pointers.
If the floor is sagging bit there is no noticeable snagging in the roof it could just be the floor. How to inspect your home when your floors are sloping. Get under the house with a flashlight to examine the support structure where the floor sags.
Sagging floor issues often relates to framing issues or the loads that the floors are carrying. This is common in old houses and is usually more of a nuisance than a safety issue. There are several problems that can cause a sagging or sloping floor which is one of the reasons why fixing a sloping floor is difficult.
Some are serious structural issues that require the attention of a contractor while others are more routine cosmetic problems that you can solve yourself if you re a fairly advanced do it yourselfer. Both sloping or sagging floors may be a structural concern. If the floor is sagging visibly in the middle or is very bouncy you may want to reinforce the floor to eliminate the sag and reduce the bounciness for example dishes rattling in a cabinet when you walk by.
Minor workarounds are possible such as leveling individual elements within the floor tables armoires cabinets etc. Foundation issues deteriorating wood supports especially sills which rest on the foundation footer improperly installed joists or sub floors and other issues can all cause a floor to slope or sag. Old houses often have floors that are less than perfect.
Sagging floors a common problem in old homes have many potential causes. The problem turned out to be a failed foundation along an outside wall that no longer supported the floor joists the cap joist across the ends. The 120 year old house my mom lived in had a similar problem.