Siding Installation Cost in Knoxville, TN (2026)
Updated October 2026 · Knoxville, TN · index 0.91
How much does new siding cost in Knoxville? For 2,000 sq ft of wall with vinyl siding, homeowners in Knoxville, TN pay about $12,500 on average, and most quotes land between $8,500 and $16,500 — $4.25 to $8.26 per sq ft of wall. The price covers removing the old siding, house wrap, flashing at every opening, the new siding with corners and trim, vents and blocks, caulk, the dumpster and cleanup.
The siding installation price in Knoxville runs 9% below the U.S. average: construction labor in the Knoxville area runs 15% below the national mean, materials 1% below. The same job averages $13,800 nationally and about $12,600 at the Tennessee statewide index.
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Siding installation price in Knoxville by siding material
What 2,000 sq ft of wall costs in Knoxville with each siding material, installed:
| Option | Average · range |
|---|---|
| Vinyl sidingdouble-4 lap, factory color$6.26 per sq ft of wall | $12,500$8,500 – $16,500 |
| Fiber-cement sidinglap board, blind-nailed into studs$10.35 per sq ft of wall | $20,700$14,300 – $27,100 |
The least expensive option in Knoxville is vinyl siding, at about $12,500; fiber-cement siding averages $20,700, 1.7 times as much.
Cost to replace siding in Knoxville by size
With vinyl siding, priced for Knoxville, TN:
| Size | Average · range |
|---|---|
| 1,500 sq ft of wall$6.35 per sq ft of wall | $9,550$6,450 – $12,600 |
| 2,000 sq ft of wall$6.26 per sq ft of wall | $12,500$8,500 – $16,500 |
| 2,500 sq ft of wall$6.20 per sq ft of wall | $15,500$10,600 – $20,400 |
Some costs stay the same whatever the size — measure and material takeoff, site protection, cleanup and warranty registration — so a bigger job costs less per unit: $6.20 per sq ft of wall for 2,500 sq ft of wall against $6.35 for 1,500 sq ft of wall.
What a siding installation in Knoxville includes
Line by line, the $12,500 average for 2,000 sq ft of wall breaks down like this: 60% labor, 40% materials and equipment.
| Line | Low – high |
|---|---|
| Measure and material takeoff | $90 – $240 |
| Site protection | $120 – $300 |
| Old siding removed to the sheathing | $720 – $1,700 |
| Dumpster and landfill fees | $270 – $540 |
| House wrap, taped and sealed | $540 – $1,000 |
| Window and door flashing | $480 – $1,250 |
| Starter strip and corners | $610 – $1,400 |
| Siding, supplied and installed | $4,200 – $6,600 |
| Window and door trim | $770 – $1,700 |
| Vents, hoods and mounting blocks | $220 – $570 |
| Caulk and sealant | $180 – $420 |
| Lights, shutters and downspouts reset | $210 – $540 |
| Cleanup and warranty registration | $120 – $300 |
Each line is the price book's U.S. rate for that step, scaled by 0.66 to the installed price published sources give for the whole job (see how these prices are built), times Knoxville's index of 0.91; permit fees are not scaled.
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What affects siding installation prices in Knoxville
Labor and materials in Knoxville
Construction wages in the Knoxville area run 15% below the U.S. mean (BLS, May 2025), and materials in its ZIP codes price 1% below the national average. Together they give Knoxville a construction cost index of 0.91.
Where Knoxville sits in Tennessee
Knoxville is the 6th most expensive of the 6 Tennessee cities in our index, against a statewide index of 0.92. Nashville is the dearest at 0.96; no Tennessee city in it costs less.
Against the rest of the country
Of the 306 U.S. cities in JobFlex's index, Knoxville ranks 256th from the most expensive. The job that averages $12,500 here averages $13,800 at the national rate.
Sales tax in Tennessee
Tennessee's base state sales tax is 7%, and cities and counties can add their own. How it applies to a home-improvement contract varies, so ask whether a quote includes it. Prices on this page are before tax.
What a Knoxville contractor will ask before quoting
- Stories and access — lift or scaffold?
- Existing siding type and what is under it
- Trim profile and paint scope
Siding installation cost in other Tennessee cities
2,000 sq ft of wall with vinyl siding averages $12,500 in Knoxville; $12,800 in Memphis, $12,800 in Chattanooga, $12,800 in Murfreesboro.
| City | Average · range |
|---|---|
| Memphis, TN2% more | $12,800$8,700 – $16,900 |
| Chattanooga, TN2% more | $12,800$8,700 – $16,900 |
| Murfreesboro, TN2% more | $12,800$8,700 – $16,900 |
| Franklin, TN5% more | $13,200$9,000 – $17,400 |
| Nashville, TN5% more | $13,200$9,000 – $17,400 |
siding installation price in Knoxville: questions
How much does new siding cost in Knoxville, TN?
About $12,500 for 2,000 sq ft of wall with vinyl siding, and most Knoxville quotes fall between $8,500 and $16,500. That is 9% below the U.S. average, where the same job averages $13,800.
What is the siding price per square foot in Knoxville?
$4.25 to $8.26 per sq ft of wall, about $6.26 on average with vinyl siding. Smaller jobs cost more per unit, because the fixed costs are spread over less.
How much is 2,500 sq ft of wall in Knoxville?
$10,600 to $20,400, about $15,500 on average, with vinyl siding — $6.20 per sq ft of wall.
Do you need a permit for siding installation in Knoxville?
It depends on the city: for re-siding some building departments want a permit and some don't, so check with Knoxville's.
Does the price include sales tax in Tennessee?
No. The prices here are before tax; Tennessee's base state rate is 7%, plus any local rate.
What is the cheapest siding material for siding installation in Knoxville?
Vinyl siding, at about $12,500 for 2,000 sq ft of wall. Fiber-cement siding runs about $20,700.
Other home projects in Knoxville
Siding installation cost in Tennessee
How these prices are built
Every price on this page comes from JobFlex's contractor price book: what a homeowner pays a licensed contractor for each step of the job, as a U.S. national average per unit, with the contractor's overhead and profit included and sales tax left out. The siding installation is priced step by step, then multiplied by Knoxville's construction cost index of 0.91.
Where the price book's steps for an option add up to more than 20% over the installed price a published source gives for the whole job, every step but a permit fee is scaled down to the middle of that range: vinyl siding × 0.66 (HomeGuide/This Old House 2026 plus Modernize/Dropcurb 2026: $4.25–$9.50 per sq ft of wall); fiber-cement siding × 0.82 (HomeGuide 2026 plus Modernize/Dropcurb 2026: $6.25–$16.50 per sq ft of wall).
The index weighs local construction wages (BLS Occupational Employment and Wage Statistics, May 2025) at 60% and the area's material prices (Craftsman ZIP-area factors) at 40%. Published indices for Knoxville, each on its own base: HUD 0.89, Craftsman 1.03. Treat any city figure as about ±5%; a contractor's quote for your house is the number to plan with.
Contractors in Knoxville build quotes like these with JobFlex's Smart Proposal estimator.
- HomeGuide 2026: fiber-cement siding $6-$15/sqft installed, labor $4-$9/sqft
- HomeGuide/This Old House 2026: vinyl siding $4-$8/sqft installed
- Modernize/Dropcurb 2026: siding removal $0.25-$1.50/sqft