Longmont, CO Sewer Line Replacement Cost per Foot (2026)

Estimated Read Time: 9 minutes

Sticker shock is real when a sewer fails. If you are Googling sewer line replacement cost per foot, you want straight answers now. In 2026, per-foot pricing depends on depth, soil, access, and whether you choose trenchless or traditional excavation. Below, we break down Denver-area costs, what drives the price, how to avoid surprises, and smart ways to save without risking your yard, foundation, or compliance. If you need fast answers today, we can perform a same-day camera inspection and provide a clear, written estimate.

What Is the 2026 Sewer Line Replacement Cost Per Foot?

For Denver metro homes, most sewer line replacement projects fall within these per-foot ranges in 2026. Your exact price depends on site conditions and method.

Typical price ranges by method

1. Traditional excavation replacement
   • $150 to $350 per linear foot for accessible yards with average depth.
   • $350 to $600+ per foot when depth exceeds 10 feet, crossings under sidewalks or drives, or shoring is required.
2. Trenchless pipe lining (CIPP)
   • $120 to $300 per foot depending on diameter, bends, and length.
   • Ideal when the host pipe is stable enough to line and you want to protect landscaping.
3. Trenchless pipe bursting
   • $140 to $325 per foot for clay, cast iron, or Orangeburg replacement.
   • Best when the existing pipe is badly deteriorated and you want a new pipe with minimal digging.
4. Spot repairs or sectional repair
   • $1,500 to $4,000 for short targeted fixes, typically 2 to 6 feet, when damage is localized.

These figures cover labor, standard materials, and normal access. They do not include heavy restoration, special permitting, or utility conflicts, which are covered below.

What drives price per foot

• Depth and soil: Most Denver laterals are 6 to 10 feet deep. Deeper pipes and expansive Front Range clays increase shoring, labor, and haul-off.
• Access and surface: Fences, decks, mature trees, or hardscape drive time and restoration. Open lawn is least costly.
• Method and pipe size: Trenchless can lower restoration costs. Larger diameters increase resin or pipe cost.
• Utilities and code: Gas or electric conflicts require hand digging. City and County of Denver permitting and required inspections add time but ensure compliance.
• Condition and length: Multiple collapses, offsets, or severe root intrusion raise difficulty and time on site.

Trenchless vs Traditional: Which Saves More in Denver?

Trenchless options often reduce total project cost even if the per-foot number looks similar or slightly higher. Why? You avoid extensive digging and heavy restoration of concrete, pavers, and landscaping.

• Trenchless lining shines when the host pipe is intact enough to hold a liner. It creates a new, durable pipe inside the old line with limited access points.
• Pipe bursting excels when the old pipe is failing or Orangeburg. The old pipe is fractured while a new pipe is pulled into place, minimizing trench length.
• Traditional excavation is the right call when the pipe is collapsed, bellies need correction, or municipal connections require open-trench work.

In tight urban lots from West Wash Park to Berkeley, trenchless methods can prevent sidewalk replacement and right-of-way restoration that quickly add thousands to a project.

Hidden Costs Denver Homeowners Should Plan For

Budgeting only the per-foot price can miss real-world costs. Factor in:

1. Permits and inspections
   • City and County of Denver permits and required inspections safeguard your home and the public system. Expect permit fees, right-of-way permits if working near the street, and scheduling for sign-offs.
2. Utility locates and traffic control
   • 811 locates are mandatory before digging. Street-side work can require temporary traffic control or a sidewalk closure permit.
3. Surface restoration
   • Concrete, asphalt, pavers, turf, or landscaping repair can rival digging costs. Trenchless reduces this risk.
4. Access creation
   • Installing or locating an exterior cleanout improves serviceability and can be required for certain methods.
5. Winter conditions
   • Frozen ground and weather delays in January and February can add labor and equipment runtime.

How We Price Your Project With No Surprises

Our goal is a right-sized scope with clear pricing before work begins.

1. Camera inspection and mapping
   • We perform a video camera inspection to identify blockages, breaks, bellies, and root intrusion. This locates the exact issue and depth so we can avoid unnecessary digging.
2. Options explained in plain English
   • You see photos and video. We quote trenchless lining, pipe bursting, spot repair, or excavation where appropriate, with apples-to-apples comparisons of restoration.
3. Flat-rate proposal
   • No vague hourly ranges. You receive a written, flat-rate scope that includes permits, inspections, utility locates, and cleanup so you know the final number.
4. Worksite protection
   • Shoe covers, floor runners, and landscape care are standard. We respect your property and keep your jobsite tidy.

Hard facts you can trust:

• Our technicians are EPA and NATE certified, and our company holds an A+ rating with the Better Business Bureau.
• We have served Denver homeowners since 2013 and are experienced with clay and Orangeburg laterals common in mid-century neighborhoods from Arvada to Englewood.

Real-World Examples From Denver Metro

• 35-foot trenchless lining under a front lawn in Lakewood
  • Per-foot: $170. Minimal digging, no sidewalk cuts, one day on site.
  • Add-ons: New two-way cleanout, permit and inspection.
• 48-foot pipe bursting in Arvada with mature trees and clay soil
  • Per-foot: $245. Access pits at house and near curb, careful root zone protection.
  • Add-ons: Asphalt patch at driveway edge, traffic control signage.
• 22-foot open-trench spot repair in Denver alley
  • Lump sum: $3,400. Shallow depth, easy access, restored gravel alley section.

Your home is unique. These examples show how depth, surfaces, and method shift the price.

Ways to Lower Your Sewer Replacement Cost in 2026

1. Start with diagnostics
   • A camera inspection can reveal whether a spot repair or cleaning solves the problem. Do not pay for a full replacement if a section fix works.
2. Choose trenchless when restoration is high
   • If you would need to replace sidewalks, drives, or landscaping, trenchless can lower your total bill even if the per-foot rate is similar.
3. Schedule before emergencies
   • Preventive maintenance and early repair cost less than emergency digs. Hydro jetting to clear heavy roots can buy time.
4. Bundle restoration smartly
   • Combine concrete or landscaping repairs into one phase to minimize mobilization costs.
5. Ask about financing and membership discounts
   • Flexible plans smooth cash flow. Memberships can discount repairs and inspections.

Do You Need a Repair, Not a Full Replacement?

Before committing to a full replacement, consider the repair-first pathway:

• Hydro jetting and descaling remove roots, grease, and mineral buildup to restore flow.
• Sectional spot repairs fix a single break or offset without replacing the full run.
• Trenchless lining can reinforce aging clay tile if the host pipe still has shape.

If the pipe has multiple collapses, severe bellies, or Orangeburg failure, full replacement or pipe bursting is safest. We will show you the video so the decision is clear.

Our Process: Fast, Clean, Compliant

1. Evaluate and locate
   • Video inspection with state-of-the-art cameras to pinpoint the problem and depth.
2. Plan and permit
   • We handle permits, right-of-way coordination, and 811 utility locates.
3. Execute the chosen method
   • Trenchless lining, pipe bursting, spot repair, or excavation as agreed.
4. Verify and protect
   • Post-install camera verification. We install cleanouts when needed for future access.
5. Restore and follow up
   • Surfaces restored as scoped. You receive documentation and warranty details.

When to Replace Now vs Wait

Replace now if you have any of these red flags:

• Repeated sewage backups even after proper cleaning and root removal.
• Inflow of soil or large root masses on camera.
• Collapsed sections or severe belly that traps solids.
• Foundation or yard sinkholes near the lateral path.

You may be able to wait if the camera shows minor cracking without displacement, manageable roots, or a single offset that a spot repair can correct. We will outline the risks and benefits of waiting versus acting now.

Financing, Warranty, and Peace of Mind

• Financing options available
  • Spread the cost over time with approved credit. We will present monthly payment options with your quote.
• Warranty support
  • You receive clear warranty terms based on the chosen method and materials.
• 24/7 response
  • Emergencies do not wait. We are available day or night with same-day options.

Services That Support Sewer Replacement Decisions

• Video camera inspections to pinpoint blockages and damage with precision accuracy.
• Hydro jetting services for thorough cleaning of stubborn obstructions.
• Sewer and drain descaling, rodding, and snaking to restore flow.
• Trenchless sewer repair, including pipe lining and pipe bursting, to minimize property disruption.
• Traditional excavation for severe pipe damage requiring full replacement.
• Spot repairs for localized issues to minimize costs.
• Preventive maintenance to help avoid future costly repairs.

Denver insider note: Older neighborhoods such as Congress Park, Park Hill, and parts of Lakewood often have clay or Orangeburg laterals with 6 to 10 foot depths. Trenchless can protect mature trees and historic walks while bringing your line up to modern standards.

Special Offer: Save on Drain and Sewer Diagnostics

Clear the way before you commit. Ask for the $87 drain cleaning special during standard business hours. It is ideal for kitchen, bathroom, or main line access points when an exterior cleanout is available. Cannot be combined with other offers. Call (720) 577-4266 or schedule at https://fixmyhome.com/ and mention the $87 Drain Cleaning Special.

What Homeowners Are Saying

"Fix it 24/7, in my opinion is top shelf. Their people are always informed, educated, & ready to get the job done with smiles on their faces. I have not had a bad technician come out in the 8 years we have worked with 24/7."
–Mike H., Denver Metro

"From the initial call to the completed repair, their team was professional, punctual, and respectful. They explained the issue thoroughly and gave an honest quote before doing any work."
–Kelly W., Sewer Backup Service

Frequently Asked Questions

How much does sewer line replacement cost per foot in 2026?

Most Denver projects range from $120 to $350 per foot depending on depth, access, pipe size, and method. Trenchless and excavation can price similarly per foot, but trenchless often saves on restoration.

Is trenchless sewer replacement cheaper than digging?

Not always on the per-foot number, but trenchless can be cheaper overall when you avoid replacing sidewalks, driveways, and landscaping. It also reduces disruption and project time.

How long does a sewer replacement take?

One day for many trenchless projects, two to three days when depth, utilities, or surface restoration are complex. Permitting and inspections add lead time but keep you compliant.

Will insurance cover my sewer line replacement?

Home insurance rarely covers wear, tree roots, or age. It may cover sudden, accidental damage. Check your policy and we can document with video and a written report.

Do I need a camera inspection first?

Yes. A camera inspection confirms the problem, depth, and length so you do not overpay. It also lets us compare spot repair, lining, bursting, and excavation with clear visuals.

Conclusion

Per-foot numbers tell only part of the story. The real 2026 sewer line replacement cost per foot depends on your depth, soil, access, and method. In Denver, trenchless options can trim total cost by reducing restoration while meeting code. Start with a camera inspection so you pay for the right fix, not guesswork.

Ready for Straight Answers and a Guaranteed Quote?

Call Fix-it 24/7 Plumbing, Heating, Air & Electric at (720) 577-4266 or schedule at https://fixmyhome.com/ for a same-day camera inspection and written, flat-rate proposal. Mention the $87 Drain Cleaning Special during standard business hours. Serving Denver, Aurora, Lakewood, Thornton, Arvada, Boulder, Westminster, Centennial, Lafayette, and Longmont.

Fix-it 24/7 Plumbing, Heating, Air & Electric has served Denver metro homeowners since 2013 with licensed, insured, EPA and NATE-certified technicians. We hold an A+ BBB rating and thousands of 5-star reviews. Homeowners choose us for 24/7 response, clean worksites, honest flat-rate pricing, and local expertise in clay and Orangeburg sewer laterals common across the Front Range. We offer trenchless options, traditional excavation, financing, and a satisfaction guarantee on every job.