Key takeaways
- National range: $630–$4,400 per repair, about $2,280 on average.
- Cheapest states: Arkansas, Mississippi and Alabama. Most expensive: Hawaii, California and Alaska.
- Biggest price driver: Detection difficulty and leak location.
- Best way to save: Act fast: a running leak raises water bills and damage costs.
How much does slab leak repair cost in 2026?
| Item | Typical cost | Notes |
|---|---|---|
| Leak detection | $150–$400 | About $280 typical |
| Pinhole leak repair | $150–$800 | |
| Pipe leak repair | $250–$850 | |
| Single burst pipe | $200–$3,000 | |
| Reroute (abandon the line) | $600–$4,000 | Runs through walls or attic |
| Cured-in-place lining | $80–$250 per foot | |
| Direct access (break the slab) | $700–$5,000 | Plus floor repair |
| Drain line leak | $800–$5,000 | |
| Slab repair | $300–$6,750 | |
| Water damage repair | $500–$15,000+ | If the leak ran a long time |
How we calculate costs
National ranges come from published cost surveys (cited below). Local estimates apply an approximate state cost index. Read our methodology.
Slab Leak Repair Cost questions, answered
- What is the cost of leak detection? The typical cost of leak detection is $150–$400. About $280 typical.
- What is the cost of pinhole leak repair? The typical cost of pinhole leak repair is $150–$800.
- What is the cost of pipe leak repair? The typical cost of pipe leak repair is $250–$850.
- What is the cost of single burst pipe? The typical cost of single burst pipe is $200–$3,000.
- What is the cost of reroute (abandon the line)? The typical cost of reroute (abandon the line) is $600–$4,000. Runs through walls or attic.
- What is the cost of cured-in-place lining? The typical cost of cured-in-place lining is $80–$250 per foot.
- What is the cost of direct access (break the slab)? The typical cost of direct access (break the slab) is $700–$5,000. Plus floor repair.
- What is the cost of drain line leak? The typical cost of drain line leak is $800–$5,000.
- What is the cost of slab repair? The typical cost of slab repair is $300–$6,750.
- What is the cost of water damage repair? The typical cost of water damage repair is $500–$15,000+. If the leak ran a long time.
What changes the price
- Detection difficulty and leak location.
- Repair method — reroute, lining or breaking the slab.
- Floor covering that must be removed and replaced.
- Hot vs. cold line and pipe material.
- Water damage already done.
How to save without cutting corners
- Act fast: a running leak raises water bills and damage costs.
- Ask whether a reroute avoids breaking the floor.
- Get detection done by a specialist before approving repairs.
- Check what your policy covers before work starts.
Slab Leak Repair Cost by state
Labor and material prices vary by region. These estimates apply each state's approximate cost index to the national range.
| State | Estimated range | vs. U.S. average |
|---|---|---|
| Alabama | $540–$3,800 | 14% below |
| Alaska | $770–$5,400 | 22% above |
| Arizona | $590–$4,100 | 7% below |
| Arkansas | $540–$3,700 | 15% below |
| California | $770–$5,400 | 22% above |
| Colorado | $630–$4,400 | about average |
| Connecticut | $710–$4,900 | 12% above |
| Delaware | $660–$4,600 | 4% above |
| District of Columbia | $690–$4,800 | 10% above |
| Florida | $580–$4,000 | 8% below |
| Georgia | $560–$3,900 | 11% below |
| Hawaii | $820–$5,700 | 30% above |
| Idaho | $580–$4,000 | 8% below |
| Illinois | $690–$4,800 | 10% above |
| Indiana | $590–$4,100 | 6% below |
| Iowa | $590–$4,100 | 7% below |
| Kansas | $570–$4,000 | 10% below |
| Kentucky | $570–$4,000 | 10% below |
| Louisiana | $550–$3,800 | 13% below |
| Maine | $600–$4,200 | 5% below |
| Maryland | $630–$4,400 | about average |
| Massachusetts | $740–$5,200 | 18% above |
| Michigan | $620–$4,300 | 2% below |
| Minnesota | $670–$4,700 | 6% above |
| Mississippi | $540–$3,700 | 15% below |
| Missouri | $610–$4,300 | 3% below |
| Montana | $590–$4,100 | 7% below |
| Nebraska | $570–$4,000 | 10% below |
| Nevada | $650–$4,500 | 3% above |
| New Hampshire | $630–$4,400 | about average |
| New Jersey | $740–$5,100 | 17% above |
| New Mexico | $560–$3,900 | 11% below |
| New York | $760–$5,300 | 20% above |
| North Carolina | $550–$3,800 | 13% below |
| North Dakota | $580–$4,000 | 8% below |
| Ohio | $600–$4,200 | 5% below |
| Oklahoma | $550–$3,800 | 13% below |
| Oregon | $660–$4,600 | 5% above |
| Pennsylvania | $660–$4,600 | 4% above |
| Rhode Island | $690–$4,800 | 10% above |
| South Carolina | $550–$3,800 | 13% below |
| South Dakota | $550–$3,900 | 12% below |
| Tennessee | $560–$3,900 | 11% below |
| Texas | $560–$3,900 | 11% below |
| Utah | $590–$4,100 | 7% below |
| Vermont | $600–$4,200 | 4% below |
| Virginia | $590–$4,100 | 6% below |
| Washington | $680–$4,800 | 8% above |
| West Virginia | $590–$4,100 | 7% below |
| Wisconsin | $630–$4,400 | about average |
| Wyoming | $570–$4,000 | 9% below |
Slab Leak Repair Cost FAQs
How much does slab leak detection cost?
Typically $150–$400, about $280 on average.
Is rerouting cheaper than breaking the slab?
Often. Reroutes run $600–$4,000, while direct access costs $700–$5,000 plus floor repair.
More questions? See the slab leak repair guide.
Slab Leak Repair Cost in popular cities
New York City, NYLos Angeles, CAChicago, ILHouston, TXPhiladelphia, PAPhoenix, AZSan Antonio, TXSan Diego, CADallas, TXSan Jose, CAAustin, TXJacksonville, FLSan Francisco, CAColumbus, OHFort Worth, TXIndianapolis, INCharlotte, NCSeattle, WADenver, CODetroit, MIBoston, MAMemphis, TNPortland, OROklahoma City, OKLas Vegas, NVBaltimore, MDWashington, D.C., DCMilwaukee, WINashville, TNFresno, CASacramento, CAKansas City, MOAtlanta, GAVirginia Beach, VARaleigh, NCMiami, FL
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Sources: HomeAdvisor — Slab leak repair cost · HomeServe — Slab leak repair cost. Ranges are rounded estimates; see our editorial policy.