What it costs
Injection repairs for cracks that are not structural typically cost $250–$800 or more per crack.
Source: HomeGuide: foundation crack repair cost. Price your basement with the cost estimator.
Worth knowing
- Epoxy suits stable, non-moving cracks
- Polyurethane flexes with cracks that move seasonally
- Wide, stepped or growing cracks may be structural and need assessing
- Block walls usually crack along mortar joints and are repaired differently
What to send contractors
- Number of cracks and rough length
- Photos showing width against a coin or ruler
- Whether the crack leaks, and when
Questions
Is a cracked basement wall dangerous?
Thin vertical cracks in poured walls are common and often only leak. Horizontal cracks, stepped cracks in block walls and walls that lean need a contractor or engineer to look.
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