Finding and fixing a typical gas leak costs $150–$900, about $400 typical. A loose connector behind a stove can be $120–$250; a buried line that needs digging $1,500–$5,000. If you smell gas, leave first and call the gas utility or 911 from outside.
Typical leak found and fixed: $150–$900
Leak at a connector behind an appliance: $120–$250
Leak inside a wall or crawlspace: $270–$760; buried line: $1,500–$5,000
Pressure test and inspection: $75–$400
Same-day emergency service adds about $200–$300
Prices verified November 2026 · Cross-referenced against 35+ American pricing sources · See methodology
01 / PricesUSA · November 2026
Gas leak repair prices (2026)
Most leaks cost $150–$900 to find and fix. Where the leak is matters more than anything else.
Gas leak repair prices (2026)Per job, low to high with the typical price marked.
Buried line leak, with digging$2,500$1,500–$5,000
Leak inside a wall or crawlspace$450$270–$760
Gas leak detection and repair$400$150–$900
Extended 12–24 hour pressure test$300$150–$500
Leak at a connector behind a stove or dryer$180$120–$250
Gas pressure test and inspection$150$75–$400
$0$2,000$4,000$6,000
Job
Low
Typical
High
Service call feeper visit
$75
$150
$275
Gas leak detection and repairper job
$150
$400
$900
Leak at a connector behind a stove or dryerper job
$120
$180
$250
Leak inside a wall or crawlspaceper job
$270
$450
$760
Buried line leak, with diggingper job
$1,500
$2,500
$5,000
Replace a damaged section of pipeper foot
$15
$25
$35
Gas pressure test and inspectionper job
$75
$150
$400
Extended 12–24 hour pressure testper job
$150
$300
$500
Gas shutoff valve replacementper valve
$150
$300
$650
Emergency same-day surchargeper visit
$200
$250
$300
Whole-home gas repipeper home
$3,000
$5,000
$7,000
US prices, November 2026. Low is a simple job in a low-cost area; high is a bigger job or a high-cost city.
02 / By city195 cities priced
Does gas leak repair cost change by city?
Yes. The same job costs more where labor and rent cost more. Here's how gas line prices in the biggest US metros compare with the US typical of $650.
Gas line prices in the 12 biggest US metrosEach city's typical gas line price against the US typical of $650.
Leave the house, don't flip switches or light anything, and call the gas utility or 911 from outside. Gas utilities answer leak calls around the clock and can shut off the gas to a leaking line or appliance.
The utility makes it safe; the repair on your side of the meter is yours to arrange. That's where a licensed plumber comes in, at $150–$900 for a typical fix.
02
What drives the price
Location is everything. A leak at a fitting or connector behind an appliance is often a $120–$250 fix. Inside a wall or crawlspace it's $270–$760, plus patching. A buried yard line can reach $1,500–$5,000 once digging and restoration are added.
Damaged pipe is replaced by the foot at $15–$35. Old steel pipe that leaks in several places can make a whole-home repipe ($3,000–$7,000) the better buy.
03
How plumbers find the leak
Plumbers use a gas detector, soapy water on joints and a pressure test. A standard test runs $75–$400; some cities or jobs need an extended 12–24 hour test at $150–$500.
After a repair, the line should be tested again before the gas goes back on. Ask for that in writing.
04
Watch out
Red flags
Be wary of a quote to replace all the piping without showing you where the leak is, or a repair with no pressure test afterward.
Gas work is licensed work. Ask for the license number, and whether a permit is needed for the repair in your city.
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Gas leak detection and repair
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05 / Questions5 answers
Gas leak repair cost: FAQ
Will the gas company fix a leak for free?
Gas utilities respond to leak calls and make the situation safe, usually by shutting off gas to the leaking line or appliance. Repairs to piping on your side of the meter are normally your cost.
How much does a gas leak inspection cost?
A pressure test and inspection runs $75–$400. Many plumbers also charge a service call of $75–$275, often credited if you go ahead with the repair.
How much does it cost to fix a gas leak behind a stove?
Usually $120–$250. It's often a loose fitting or a worn flexible connector that gets replaced.
What does an underground gas leak repair cost?
$1,500–$5,000 with digging, depending on depth, what's on top (lawn, concrete) and how much pipe has to be replaced.
Is it an emergency if I smell gas?
Yes. Leave the building, don't use switches, flames or your phone inside, and call the gas utility or 911 from outside.
These are independent estimates built from public cost guides, reported-job data, city permit fee schedules, utility pages and BLS plumber pay data. No plumber can pay to change them, so always get a couple of quotes. Last reviewed November 2026. Read the full methodology →