Sewer Line Replacement cost: Collierville vs Nashville (2026)
In 2026, sewer line replacement is about 1% less expensive in Collierville than in Nashville. Most homeowners pay around $7,450 in Collierville versus $7,500 in Nashville — a gap of roughly $50.
Collierville TN
Lower costTypically around $7,450
Nashville TN
Typically around $7,500
Collierville vs Nashville: full breakdown
| Factor | Collierville | Nashville |
|---|---|---|
| Typical 2026 cost | $7,450 | $7,500 |
| Estimated range | $3,100–$11,750 | $3,150–$11,850 |
| Labor index (vs US) | ×0.96 | ×0.97 |
| Climate zone | Mixed | Mixed |
| Climate factor | ×1 | ×1 |
| Local permit | $225 | $250 |
| Labor share | $4,450 | $4,500 |
| Materials/equipment | $3,000 | $3,000 |
Sewer line replacement numbers here are 2026 planning ranges, adjusted per city — useful for budgeting, not a substitute for an actual quote.
Is the price difference a dealbreaker?
1% is within noise for sewer line replacement — contractor selection and timing move the price more than which of these two metros you're in.
Sewer line replacement by type: Collierville 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 | Collierville | Nashville |
|---|---|---|
| Trenchless lining (CIPP) | $4,050–$11,750 | $4,100–$11,850 |
| Pipe bursting | $5,000–$12,700 | $5,100–$12,800 |
| Traditional excavation | $3,100–$12,700 | $3,150–$12,800 |
Treat these as 2026 localized estimates for sewer line replacement, not quotes from a contractor.
Sewer line replacement by line length: Collierville 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 | Collierville | Nashville |
|---|---|---|
| 25 ft (short run) | $2,150–$6,000 | $2,200–$6,050 |
| 50 ft (typical) | $3,100–$8,850 | $3,150–$8,950 |
| 75 ft | $4,550–$11,750 | $4,600–$11,850 |
| 100+ ft (long / deep run) | $6,000–$17,500 | $6,050–$17,650 |
All figures are 2026 localized planning estimates for sewer line replacement — get an actual quote before you commit.
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.
Memphis metro · about 7% 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
An actual emergency always pays full rate — there's no negotiating room. But a planned repipe or sewer-line job can be timed to a slower month, where crews have more attention to give and a little more room on price.
How do you budget a major plumbing job?
The price of a repipe or sewer replacement is set less by who does the work than by how it's installed and what the crew finds under the yard.
The method case
Trenchless repair costs more per foot but saves your driveway, landscaping and the restoration bill. Traditional dig is cheaper upfront only if there's little to tear up and rebuild.
The material case
PEX installs faster, costs less, and flexes instead of splitting when a line freezes — a real edge in cold zones. Copper carries a higher price and a longer service life, and some buyers still read it as the quality choice; let your climate and how long you'll own the home make the call.
The diagnosis-first case
Pricing a sewer or repipe off a hunch invites two bad outcomes: paying to replace pipe that's fine, or missing the section that's actually collapsed. A camera run through the line settles the question before a single dollar is committed.
Start with a camera inspection so the scope is fact, not a guess. Compare trenchless against the dig's full restoration bill, not just the excavation, and choose pipe material for your climate.
Collierville vs Nashville
Is sewer line replacement cheaper in Collierville or Nashville?
In 2026, sewer line replacement is cheaper in Collierville at about $7,450, versus $7,500 in Nashville — a difference of about $50 (1%).
Why does sewer line replacement cost more in Nashville than Collierville?
The main driver is local labor rates: Nashville's labor index is 0.97 versus 0.96 in Collierville. Climate zone (mixed vs mixed) and permit fees also shift the total.
How much is sewer line replacement in Collierville, TN?
Collierville homeowners can expect $3,100 to $11,750 for sewer line replacement in 2026, with $7,450 the typical number.
Do plumbing pros really charge more in one city?
They do, and the BLS wage data confirms it: installers earn about $29/hr around Memphis 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?
It doesn't vary by location — Off-peak winter for planned work is the discount window in both Collierville and Nashville (roughly Around 5% off), while anytime it becomes an emergency tends to be the most expensive in either city.
Should I choose where to live based on sewer line replacement cost?
Not really — the $50 gap is one-time, and smart timing and tighter quotes in Nashville can shrink it. Factors that compound over time, like energy prices and home condition, deserve more weight than a single upfront difference.
Compare sewer line replacement in other cities
Updated June 2026 · By Serhat Özçelik