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Foundation Repair costs

Compare the project, repair and planning references below before choosing the work for your property. Confirm measurements, existing conditions and the services included in each proposal.

Cost scope: Benchmarks were reviewed October 24, 2026. Figures apply to the scope and market named by each reference. City/state examples outside Portland Metro are not Portland quotes. Labor, equipment, recurring expenses and complete projects are different budgets.

Installation and project costs

Compare alternatives separately. A range includes installation only when its scope says so. Do not add overlapping totals together.

Project or reference Published benchmark Basis and scope
Foundation leak repair cost $250 – $5,000+ for minor repairs
Foundation leak repair cost $4,500 – $15,000+ for major repairs
Foundation crack repair cost $250 – $800+ per crack (non-structural repair)
Foundation crack repair cost $1,000 – $5,000+ for minor structural crack repairs
Foundation crack repair cost $10,000 – $30,000+ for major structural repairs
Sill plate replacement cost $120 – $200 per linear ft
Sill plate replacement cost $12,000 – $35,000 total
Bowing basement wall repair cost $80 – $550 repair per linear ft
Bowing basement wall repair cost $1,600 – $11,000 repair (20 linear ft)
Basement wall crack repair cost $250 – $800+ per crack (hairline or vertical cracks)
Basement wall crack repair cost $1,000 – $5,000+ per crack (wide or horizontal cracks)
Underpinning foundation cost $10,000 – $30,000+ for underpinning foundation
Helical piers cost $2,000 – $4,000 per pier (foundation repairs / structural damage)
Helical piers cost $300 – $500 per pier (new deck installation)
Sinking foundation repair cost $4,500 – $15,000 to repair moderate settling
Sinking foundation repair cost $15,000 – $40,000 to repair severe sinking
Cracked slab foundation repair cost $250 – $1,500 (non-structural surface cracks)
Foundation repair cost $250 – $800 minor foundation crack repair
Foundation repair cost $4,500 – $20,000 settling, sinking or bowed-wall repair
Pier and beam foundation repair cost $1,500 – $15,000 project allowance; confirm included work
Lally column replacement cost $1,300 – $2,500 per column
Earthquake retrofit cost $3,000 – $10,000 retrofit

Related RemodelRates cost guides

Explore the related RemodelRates guides for project benchmarks and planning details.

Before requesting bids

Share measurements, photos, location, existing conditions and the desired result. Ask for a written scope covering preparation, permits, removal, material specifications, installation, disposal and finish repairs where relevant. Compare bids using the same quantities and exclusions.


Material cost

No separate material-only purchase range was verified for this collection. Ask for an itemized allowance with quantities, product specifications and delivery; do not infer it by subtracting unrelated ranges.

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