Cost engine

How much does seawall repair cost?

National price ranges for seawall repair, the unit pricing contractors quote from, and what the same job costs across local markets.

Model reviewed August 2026

Seawall Repair cost

$8,000 – $95,000

Most homeowners pay around $28,000 for seawall repair, or $350–$1,200 per linear foot. Permit fees add $400–$2,500.

What homeowners reported paying

Invoice amounts submitted by homeowners nationwide, shown beside the model.

Price breakdown

Budget scope$8,000
Typical project$28,000
Premium / complex$95,000
per linear foot$350 – $1,200
Permit fees$400 – $2,500
Timeline2-6 weeks of work, 3-9 months including environmental permitting

What drives the price

  • Linear footage and wall height
  • Repair with tiebacks versus full replacement
  • Vinyl, concrete or steel panel system
  • Water access for barge-based work
  • Environmental and Army Corps permitting timelines

Cost by state

The same scope priced through each state's labor, material and code load.

Most expensive states

Hawaii$49,700California$42,600New York$40,000Alaska$39,700Massachusetts$38,700District of Columbia$38,200

Least expensive states

Mississippi$23,600Oklahoma$24,300Arkansas$24,300West Virginia$24,400Kansas$24,600Nebraska$24,800

Seawall Repair runs about 111% more in Hawaii than in Mississippi for an identical scope — almost entirely a labor and code-load difference.

Seawall cost in Hawaii$14,200 – $168,600 · +77%Seawall cost in California$12,200 – $144,700 · +52%Seawall cost in New York$11,400 – $135,700 · +43%Seawall cost in Alaska$11,300 – $134,600 · +42%Seawall cost in Massachusetts$11,000 – $131,200 · +38%Seawall cost in District of Columbia$10,900 – $129,800 · +37%Seawall cost in New Jersey$10,700 – $127,600 · +34%Seawall cost in Connecticut$10,300 – $122,600 · +29%Seawall cost in Rhode Island$10,000 – $118,900 · +25%Seawall cost in Washington$10,000 – $118,600 · +25%Seawall cost in Oregon$9,900 – $117,400 · +24%Seawall cost in Maryland$9,600 – $113,900 · +20%Seawall cost in Illinois$9,300 – $110,900 · +17%Seawall cost in Colorado$9,000 – $107,100 · +13%Seawall cost in Florida$9,000 – $107,100 · +13%Seawall cost in New Hampshire$9,000 – $107,000 · +13%Seawall cost in Nevada$8,900 – $105,200 · +11%Seawall cost in Pennsylvania$8,800 – $104,200 · +10%Seawall cost in Vermont$8,700 – $103,000 · +8%Seawall cost in Delaware$8,700 – $102,800 · +8%Seawall cost in Minnesota$8,700 – $102,800 · +8%Seawall cost in Maine$8,600 – $102,500 · +8%Seawall cost in Virginia$8,600 – $102,200 · +8%Seawall cost in Arizona$8,200 – $97,900 · +3%Seawall cost in Montana$8,100 – $96,200 · +1%Seawall cost in Wisconsin$8,000 – $95,300 · 0%Seawall cost in Michigan$7,900 – $93,900 · -1%Seawall cost in Utah$7,900 – $93,900 · -1%Seawall cost in Louisiana$7,800 – $93,000 · -2%Seawall cost in North Dakota$7,800 – $92,800 · -2%Seawall cost in Texas$7,800 – $93,000 · -2%Seawall cost in Idaho$7,800 – $92,300 · -3%Seawall cost in Wyoming$7,800 – $92,300 · -3%Seawall cost in Georgia$7,700 – $90,900 · -4%Seawall cost in New Mexico$7,600 – $90,400 · -5%Seawall cost in North Carolina$7,600 – $90,000 · -5%Seawall cost in Ohio$7,500 – $89,500 · -6%Seawall cost in South Carolina$7,500 – $89,000 · -6%Seawall cost in Indiana$7,400 – $87,800 · -8%Seawall cost in Alabama$7,200 – $85,900 · -10%Seawall cost in Missouri$7,200 – $85,900 · -10%Seawall cost in Tennessee$7,200 – $85,900 · -10%Seawall cost in Iowa$7,200 – $85,200 · -10%Seawall cost in Kentucky$7,200 – $84,900 · -11%Seawall cost in South Dakota$7,100 – $84,800 · -11%Seawall cost in Nebraska$7,100 – $84,300 · -11%Seawall cost in Kansas$7,000 – $83,300 · -12%Seawall cost in West Virginia$7,000 – $82,900 · -13%Seawall cost in Arkansas$6,900 – $82,400 · -13%Seawall cost in Oklahoma$6,900 – $82,400 · -13%Seawall cost in Mississippi$6,700 – $80,100 · -16%

State benchmark table

Low, typical and high seawall repair pricing in every state, from the same model as the ranges above.

StateLowTypicalHighvs US
Hawaii$14,200$49,700$168,600+77%
California$12,200$42,600$144,700+52%
New York$11,400$40,000$135,700+43%
Alaska$11,300$39,700$134,600+42%
Massachusetts$11,000$38,700$131,200+38%
District of Columbia$10,900$38,200$129,800+37%
New Jersey$10,700$37,600$127,600+34%
Connecticut$10,300$36,100$122,600+29%
Rhode Island$10,000$35,100$118,900+25%
Washington$10,000$34,900$118,600+25%
Oregon$9,900$34,600$117,400+24%
Maryland$9,600$33,600$113,900+20%
Illinois$9,300$32,700$110,900+17%
Colorado$9,000$31,600$107,100+13%
Florida$9,000$31,600$107,100+13%
New Hampshire$9,000$31,500$107,000+13%
Nevada$8,900$31,000$105,200+11%
Pennsylvania$8,800$30,700$104,200+10%
Vermont$8,700$30,400$103,000+8%
Delaware$8,700$30,300$102,800+8%
Minnesota$8,700$30,300$102,800+8%
Maine$8,600$30,200$102,500+8%
Virginia$8,600$30,100$102,200+8%
Arizona$8,200$28,900$97,900+3%
Montana$8,100$28,400$96,200+1%
Wisconsin$8,000$28,100$95,3000%
Michigan$7,900$27,700$93,900-1%
Utah$7,900$27,700$93,900-1%
Louisiana$7,800$27,400$93,000-2%
North Dakota$7,800$27,400$92,800-2%
Texas$7,800$27,400$93,000-2%
Idaho$7,800$27,200$92,300-3%
Wyoming$7,800$27,200$92,300-3%
Georgia$7,700$26,800$90,900-4%
New Mexico$7,600$26,700$90,400-5%
North Carolina$7,600$26,500$90,000-5%
Ohio$7,500$26,400$89,500-6%
South Carolina$7,500$26,200$89,000-6%
Indiana$7,400$25,900$87,800-8%
Alabama$7,200$25,300$85,900-10%
Missouri$7,200$25,300$85,900-10%
Tennessee$7,200$25,300$85,900-10%
Iowa$7,200$25,100$85,200-10%
Kentucky$7,200$25,000$84,900-11%
South Dakota$7,100$25,000$84,800-11%
Nebraska$7,100$24,800$84,300-11%
Kansas$7,000$24,600$83,300-12%
West Virginia$7,000$24,400$82,900-13%
Arkansas$6,900$24,300$82,400-13%
Oklahoma$6,900$24,300$82,400-13%
Mississippi$6,700$23,600$80,100-16%

Cost by city

Same scope, adjusted for local labor, material and permit pricing. Each city also has a permit page.

Frequently asked questions

Do I need a permit for seawall repair?

In most jurisdictions this work is permitted and inspected. Requirements are set locally, so confirm the current application and inspection checklist with your building department before work starts.

How long does seawall repair take?

2-6 weeks of work, 3-9 months including environmental permitting. Permit review and inspection scheduling are usually the largest source of variation.

What changes the price the most?

The largest cost drivers are linear footage and wall height; repair with tiebacks versus full replacement; vinyl, concrete or steel panel system.

Sources

Sources & verification

Model vintage August 2026. The links above are the issuing agencies' own pages — we publish them so you can confirm the current rule yourself, not as evidence that each fact on this page was re-checked with them today. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing, not quotes. Permit rules change; confirm with the building department before starting work.