Sewer Line Replacement cost: Franklin vs Nashville (2026)
Franklin and Nashville are a near-perfect match on sewer line replacement cost in 2026, both landing around $7,500.
Franklin TN
Typically around $7,500
Nashville TN
Typically around $7,500
Franklin vs Nashville: full breakdown
| Factor | Franklin | Nashville |
|---|---|---|
| Typical 2026 cost | $7,500 | $7,500 |
| Estimated range | $3,150–$11,850 | $3,150–$11,850 |
| Labor index (vs US) | ×0.97 | ×0.97 |
| Climate zone | Mixed | Mixed |
| Climate factor | ×1 | ×1 |
| Local permit | $250 | $250 |
| Labor share | $4,500 | $4,500 |
| Materials/equipment | $3,000 | $3,000 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national sewer line replacement range for local labor, climate and permits.
Basically a tie — focus on the contractor
With no real price gap on sewer line replacement, the choice comes down to contractor quality and timing, not which city you're in.
Sewer line replacement by type: Franklin vs Nashville
Below, each sewer line replacement option is priced independently for both cities, with identical local labor, climate and permit logic applied — so the comparison holds up.
| Type | Franklin | Nashville |
|---|---|---|
| Trenchless lining (CIPP) | $4,100–$11,850 | $4,100–$11,850 |
| Pipe bursting | $5,100–$12,800 | $5,100–$12,800 |
| Traditional excavation | $3,150–$12,800 | $3,150–$12,800 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national sewer line replacement range for local labor, climate and permits.
Sewer line replacement by line length: Franklin vs Nashville
Sewer replacement is priced largely by the length of line from the house to the city main, at roughly $50–$250 per foot depending on method, depth, and what's above the trench.
| Size | Franklin | Nashville |
|---|---|---|
| 25 ft (short run) | $2,200–$6,050 | $2,200–$6,050 |
| 50 ft (typical) | $3,150–$8,950 | $3,150–$8,950 |
| 75 ft | $4,600–$11,850 | $4,600–$11,850 |
| 100+ ft (long / deep run) | $6,050–$17,650 | $6,050–$17,650 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national sewer line replacement range for local labor, climate and permits.
What plumbing pros earn in each metro
Roughly 60% of what you pay for sewer line replacement is labor, which is why local wages explain most of the price gap. The numbers below are actual metro wages for skilled installers, sourced from BLS OEWS — not guesses.
Nashville-Davidson--Murfreesboro--Franklin metro · about 6% below the US average installer wage.
Nashville-Davidson--Murfreesboro--Franklin metro · about 6% below the US average installer wage.
Source: U.S. Bureau of Labor Statistics, OEWS metro wages for HVAC installers (used as a trade-labor index).
Cheapest time for sewer line replacement in either city
You can't time an emergency, but you can time a repipe or sewer job — and doing it in a slower month means slightly better pricing and a crew with the bandwidth to do it right.
How do you budget a major plumbing job?
There's no fixed price for a repipe or sewer job until you know the method and what's below the yard. Our editors on how to think about the scope.
The diagnosis-first case
The estimate is only as honest as the inspection behind it. Push a camera down the line first and the scope becomes a documented fact — no padding for problems that aren't there, no ambush once the trench is open.
The material case
PEX is cheaper, faster and freeze-tolerant; copper costs more but lasts longer and some buyers prefer it. Match the material to your climate and how long you'll own the home.
The method case
Compare the two methods on the finished bill, not the excavation quote. Trenchless costs more to install yet skips restoring everything a trench destroys, while a conventional dig looks cheap right up until you price setting the yard right again.
Get the camera inspection first, weigh trenchless against the full restoration cost — not just the dig — and pick pipe material for your climate. The scope, not the brand, sets the price.
Franklin vs Nashville
Is sewer line replacement cheaper in Franklin or Nashville?
Not really — both cities land at almost the same number for sewer line replacement, around $7,500 each.
Why does sewer line replacement cost more in Nashville than Franklin?
The main driver is local labor rates: Nashville's labor index is 0.97 versus 0.97 in Franklin. Climate zone (mixed vs mixed) also shift the total.
How much is sewer line replacement in Franklin, TN?
sewer line replacement in Franklin runs $3,150–$11,850 as of 2026 — most jobs land near $7,500.
Do plumbing pros really charge more in one city?
They do, and the BLS wage data confirms it: installers earn about $29.4/hr around Nashville-Davidson--Murfreesboro--Franklin versus $29.4/hr near Nashville-Davidson--Murfreesboro--Franklin. With labor making up about 60% of a sewer line replacement job, that difference carries straight through to the final price.
When is the cheapest time to buy sewer line replacement — and does it differ by city?
Timing doesn't change by city here — Off-peak winter for planned work is the cheapest window in both Franklin and Nashville, saving roughly Around 5%. Avoid anytime it becomes an emergency in either location, when emergency replacements push prices up.
Should I choose where to live based on sewer line replacement cost?
Cost shouldn't be the deciding factor between Franklin and Nashville — they land at nearly the same price. Contractor reputation, scope, equipment tier and timing matter more.
Compare sewer line replacement in other cities
Updated June 2026 · By Serhat Özçelik