Foundation Repair Cost Calculator
Estimate foundation repair costs by foundation area, repair method, damage severity, foundation type, water or drainage work, and engineering or access needs before comparing structural repair bids.
At a glance
Per project before contractor-specific scope and site conditions.
These inputs move the estimate before local labor, access, permits, and project conditions.
Ask contractors to separate included work, allowances, exclusions, and change-order rules.
Estimate your project cost
Foundation repair pricing depends on the repair method, visible damage, foundation type, soil or water conditions, pier or anchor count, engineering reports, permits, excavation, access, and local structural repair labor.
Cost drivers to review
- Foundation area
- Repair method
- Damage severity
- Foundation type
- Water and drainage scope
- Engineering and access
How this estimate should work
- Estimate foundation repair scope from foundation area, repair method, damage severity, foundation type, water or drainage work, and engineering or access needs.
- Apply installed repair ranges for crack injection, slabjacking, wall anchors, carbon fiber straps, push piers, helical piers, underpinning, and engineered multi-method repairs.
- Adjust the range for pier or anchor count, soil movement, settlement depth, water intrusion, drainage corrections, excavation, interior finish protection, permits, and local structural repair labor.
- Flag inspection and documentation questions so homeowners compare contractor recommendations against a structural engineer report, warranty terms, and any permit requirements before signing.
- Show a planning range and help quote-ready homeowners compare foundation bids against drainage, waterproofing, concrete repair, and site-grading options.
Cost examples
A planning example for smaller or simpler foundation repair work with easier access, fewer upgrades, and limited prep.
A planning example around the starter range when foundation area, repair method, and damage severity are near the middle of the project.
A planning example for larger, upgraded, or harder-to-access foundation repair work with more site prep or coordination.
Foundation repair cost by repair method
| Repair method | Planning range |
|---|---|
| Crack injection or sealing | $550 - $3,000 |
| Slabjacking or void fill | $900 - $5,050 |
| Wall anchors or carbon fiber | $1,650 - $9,000 |
| Piering or underpinning | $4,050 - $22,200 |
| Multiple methods with engineering | $5,300 - $28,800 |
Common questions
How much does foundation repair cost?
A typical foundation repair planning range is $2,200 - $12,000 per project. Final pricing depends on foundation area, repair method, damage severity, foundation type, local labor rates, access, permits, and project conditions.
What changes a foundation repair estimate the most?
The biggest changes usually come from project scope, especially foundation area, repair method, damage severity, foundation type. Contractor availability, code requirements, site access, disposal needs, and regional cost pressure can also move the final quote.
How should I compare foundation repair bids?
Ask each contractor to price the same scope, materials, timeline, cleanup, warranty, and permit assumptions. Then compare what is included, what is excluded, and how each quote handles surprises.
More project types
Browse related cost guides when this project overlaps with another trade or quote.
Compare contractor bids
Often included
- Labor and standard materials for foundation repair.
- Basic site preparation, cleanup, and disposal assumptions.
- Standard contractor scheduling and project coordination.
May cost extra
- Changes related to foundation area, repair method, damage severity, or foundation type.
- Permits, code upgrades, access issues, repairs, haul-off, or special-order materials.
- Scope changes discovered after the contractor inspects the site.
Confirm before hiring
- Whether the bid is fixed-price, allowance-based, or subject to site conditions.
- What is excluded, what could trigger a change order, and how surprises are priced.
- Warranty terms, payment schedule, start date, and cleanup responsibilities.
When to request quotes
Use the estimate after you know foundation area, repair method, damage severity, and foundation type well enough to compare the same scope across contractors.
Good time to ask
- You can describe foundation area, repair method, damage severity, and foundation type without guessing.
- You have photos, measurements, or notes that show the current foundation repair scope.
- You are ready to ask at least two contractors for the same included work, exclusions, warranty, and change-order rules.
Wait until you know more
- The project scope may change after an inspection, repair decision, insurance review, or permit requirement.
- You are still deciding between foundation repair options that would create different material, labor, or access needs.
Before you request quotes
Use these questions to describe your project clearly and compare contractor bids against the same assumptions.
Quote comparison worksheet- What is included in a foundation repair quote, and what would be billed separately?
- How does foundation area change labor, materials, disposal, or timeline?
- How does repair method change labor, materials, disposal, or timeline?
- How does damage severity change labor, materials, disposal, or timeline?
- How does foundation type change labor, materials, disposal, or timeline?
- Which assumptions should stay the same when comparing foundation repair bids?