How much does it cost to run a gas line to an outdoor fire pit or patio, including trenching?
Mostly it comes down to distance and digging. A buried outdoor gas line is priced by how far it runs from your meter or propane tank, what the trench has to pass through — WNC yards hide plenty of rock and roots — and the BTU load of the fire feature. A short patio-adjacent run is a modest project; a long run across a rocky, sloped lot is not. We quote it free, in person.
The variables that move the price
Distance first: every foot of trench and buried, outdoor-rated line adds up, so a fire pit near the house on the meter side costs far less to feed than one at the bottom of the yard. Ground conditions second — and this is where mountain lots surprise people. Around Asheville, Fairview, and up toward Weaverville, a trench that would be an easy afternoon in sandy flatland runs into granite, ledge, and root systems, and slope complicates everything. Third, crossing hardscape: boring under an existing driveway, sidewalk, or patio is its own line item. And fourth, appetite — fire pits are hungry appliances. Our Napoleon Uptown runs 60,000 BTU, and the line has to be sized for the load at that distance, which can mean larger pipe than you'd guess. On propane properties — Fairview, Candler, Brevard, and the cabins — the run comes off your tank instead of a meter, with regulator and pressure work matched to the appliance.
What a legal, done-right line includes
Proper burial depth, outdoor-rated materials, a shutoff you can reach, a pressure test, and a permit we pull with your county — Buncombe, Henderson, Haywood, or Transylvania — with the inspector signing off. This matters because in North Carolina, running gas is licensed work: your hardscaper or landscaper can build a beautiful patio, but they legally cannot trench in the fuel. We can, and we permit and pressure-test every line we run. Unpermitted gas work can void insurance and haunt a home sale — the savings aren't savings.
The sequencing tip that saves real money
If a patio project is coming, get the gas line in before anything is poured or paved — trenching open ground costs a fraction of boring under finished stonework. We coordinate with hardscapers on this constantly; one phone call during your patio's design phase is the cheapest gas decision you'll ever make. And here, the feature earns its keep — elevation keeps our mountain evenings cool most of the year. Call (828) 545-0525 for a free assessment of the run.
Related questions
- How much does a gas fire pit cost?
- How much does it cost to run a gas line to a fireplace?
- How much does it cost to run a gas fire pit per hour?
- Is a gas fire pit worth the extra cost over a wood-burning fire pit?
- How much more does a custom built-in fire pit cost than a fire pit kit or fire table?
- How much does a gas fireplace cost installed?
Still deciding? Talk to a real installer.
Free assessments across Western North Carolina — no pressure, straight answers.