Washington · WA

Foundation repair in Washington77 companies in 45 cities

30 foundation repair specialists; 18 waterproofing & crawl space; 5 concrete leveling; 1 structural engineer / inspector; 14 concrete contractors; 1 masonry contractor; 8 general contractors. Pick a city, filter by type of company or check what repairs cost in WA.

45 citiesSettling repair $4,730–$21,020Price factor ×1.05
77companies listed
45cities
44describe their repairs on their website
37offer a free inspection or estimate on their website

Cities in Washington

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Companies in WA by type

Foundation repair specialists30
Waterproofing & crawl space18
Concrete leveling5
Engineers & inspectors1
Concrete contractors14
Masonry contractors1
General contractors8

Cities with the most companies in WA

Seattle14
Bellevue4
Bellingham3
Kittitas County3
Olympia3
Tacoma3
Vancouver3
Auburn2
Bremerton2
Enumclaw2

Foundation repair cost in Washington

Typical ranges in WA

RepairWashingtonUnitU.S. range
Crack injection (epoxy or polyurethane), non-structural$263–$841per crack$250–$800
Settling or sinking foundation repair$4,730–$21,020total$4,500–$20,000
Helical pier, installed$2,102–$4,204per pier$2,000–$4,000
Steel push pier / piering, installed$1,051–$3,153per pier$1,000–$3,000
Bowing basement wall repair$5,255–$15,765total$5,000–$15,000
Concrete slab foundation repair$1,051–$10,510total$1,000–$10,000
Pier and beam foundation repair$1,576–$15,765total$1,500–$15,000
Crawl space foundation repair$2,628–$8,408total$2,500–$8,000
Crawl space encapsulation$3–$11per sq ft$3–$10
Interior basement waterproofing$6,306–$12,612total$6,000–$12,000
Mudjacking (slab jacking)$4–$9per sq ft$4–$9
Foundation inspection$315–$788total$300–$750

National ranges from public cost guides (checked October 2026) × the Washington factor ×1.051, from its BEA price level (108.6, U.S. = 100). Local soil, depth to firm ground and access move real quotes more than the state does. Open the calculator for Washington.

Foundation repair companies in Washington

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Dashed pins are service-area companies. Map data © OpenStreetMap contributors.

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All foundation repair companies in Washington

Show all 77 companies

Most named repairs in WA

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Foundation repair in Washington: common questions

How much does foundation repair cost in Washington?

Estimates for Washington (October 2026): crack injection $263–$841 per crack, a settling or sinking foundation $4,730–$21,020, helical piers $2,102–$4,204 each and basement waterproofing $6,306–$12,612 (interior). Calculate your repair.

Does a foundation repair contractor need a license in Washington?

Contractor licensing is set by each state, and some leave it to cities or counties. Some states license this work at state level (for example the CSLB in California, the Registrar of Contractors in Arizona or the DBPR in Florida); others only require registration or local licenses. Check the license or registration number on your state's or city's public lookup before you pay a deposit, and ask for proof of liability insurance.

How are companies in Washington chosen?

They come from Google Maps searches for foundation repair in each state; we read each website for the repairs it names. Nobody pays for a position. See how this directory works.

Nearby states (Pacific)

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