Should I buy a house with extensive basement mold?
Extensive basement mold raises immediate concerns about permanent damage and whether the problem is uncontrollable and will just keep reoccurring. This uncertainty makes it difficult to decide if the house is even worth considering with a formal inspection, or if it is better to just pass on it entirely.
What the numbers show
Counted from the threads quoted below. How we count
- People have been saying this in most months since September 2026.
What people tried
Every workaround mentioned in the threads below. We haven’t tested any of them — and nobody here is claiming they worked.
Found another way around this?
Share your steps and trade-offs so fellow engineers don't have to reinvent the wheel. No account required.
Should I buy a house with extensive basement mold?
- 1backing out of the purchase contractDid this help you?
- 2hiring a licensed professional mold remediation teamDid this help you?
- 3installing an always-on dehumidifierDid this help you?
- 4Walking away from the house purchase entirely.Did this help you?
- 5Getting a home inspection to determine if the mold has caused permanent damage.Did this help you?
- 6Assuming it is surface mold from condensation and treating it with peroxide or anti-mildew spray.Did this help you?
In their words
Unedited, grouped by where they were said, most upvoted first within each place, each linked to the thread it came from.
“except for what seems to be fairly extensive mold in the basement.”source ↗
“Reddit forums make me feel like an idiot for even considering it.”source ↗
“Looking at a house which we do like except this situation going on with all the windows.”source ↗
“I am wondering if this already has caused any permanent damage or if this is a non controllable issue that is just gonna keep reoccurring.”source ↗
“My question is: is it even worth considering WITH a home inspection? Or just not worth it and we should pass on it.”source ↗
Where this came up
People with this problem also raised
- 2What to do about mold in an apartment HVAC system
- 4Dealing with severe mold in a rental when management won't act
- 7How to stop mold and high humidity ruining a basement
- 3Can I insulate and finish basement walls if they get damp?
- 16How to clean mold under water damaged flooring without DIY experience
- 27How to clean mold on furniture after rain gets inside