Siding Installation Cost in Nashua, NH (2026)
Updated October 2026 · Nashua, NH · index 0.99
How much does new siding cost in Nashua? For 2,000 sq ft of wall with vinyl siding, homeowners in Nashua, NH pay about $13,600 on average, and most quotes land between $9,250 and $18,000 — $4.63 to $8.98 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 Nashua runs 1% below the U.S. average: construction labor in the Nashua area runs 2% below the national mean, materials 1% above. The same job averages $13,800 nationally and about $13,600 at the New Hampshire statewide index.
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Siding installation price in Nashua by siding material
What 2,000 sq ft of wall costs in Nashua with each siding material, installed:
| Option | Average · range |
|---|---|
| Vinyl sidingdouble-4 lap, factory color$6.81 per sq ft of wall | $13,600$9,250 – $18,000 |
| Fiber-cement sidinglap board, blind-nailed into studs$11.26 per sq ft of wall | $22,500$15,500 – $29,500 |
The least expensive option in Nashua is vinyl siding, at about $13,600; fiber-cement siding averages $22,500, 1.7 times as much.
Cost to replace siding in Nashua by size
With vinyl siding, priced for Nashua, NH:
| Size | Average · range |
|---|---|
| 1,500 sq ft of wall$6.91 per sq ft of wall | $10,400$7,050 – $13,700 |
| 2,000 sq ft of wall$6.81 per sq ft of wall | $13,600$9,250 – $18,000 |
| 2,500 sq ft of wall$6.74 per sq ft of wall | $16,900$11,500 – $22,200 |
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: $6.74 per sq ft of wall for 2,500 sq ft of wall against $6.91 for 1,500 sq ft of wall.
What a siding installation in Nashua includes
Line by line, the $13,600 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 | $100 – $260 |
| Site protection | $130 – $330 |
| Old siding removed to the sheathing | $780 – $1,800 |
| Dumpster and landfill fees | $290 – $590 |
| House wrap, taped and sealed | $590 – $1,100 |
| Window and door flashing | $520 – $1,350 |
| Starter strip and corners | $660 – $1,500 |
| Siding, supplied and installed | $4,550 – $7,150 |
| Window and door trim | $830 – $1,850 |
| Vents, hoods and mounting blocks | $230 – $630 |
| Caulk and sealant | $200 – $460 |
| Lights, shutters and downspouts reset | $230 – $590 |
| Cleanup and warranty registration | $130 – $330 |
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 Nashua's index of 0.99; permit fees are not scaled.
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What affects siding installation prices in Nashua
Labor and materials in Nashua
Construction wages in the Nashua area run 2% below the U.S. mean (BLS, May 2025), and materials in its ZIP codes price 1% above the national average. Together they give Nashua a construction cost index of 0.99.
Where Nashua sits in New Hampshire
Nashua is the 2nd most expensive of the 4 New Hampshire cities in our index, against a statewide index of 0.99. Portsmouth is the dearest at 1.11; Concord is the least expensive at 0.98.
Against the rest of the country
Of the 306 U.S. cities in JobFlex's index, Nashua ranks 169th from the most expensive. The job that averages $13,600 here averages $13,800 at the national rate.
Sales tax in New Hampshire
New Hampshire has no state sales tax. Prices on this page are before any tax.
What a Nashua 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 New Hampshire cities
2,000 sq ft of wall with vinyl siding averages $13,600 in Nashua; $13,600 in Manchester, $13,500 in Concord, $15,300 in Portsmouth.
| City | Average · range |
|---|---|
| Manchester, NHsame as Nashua | $13,600$9,250 – $18,000 |
| Concord, NH1% less | $13,500$9,150 – $17,800 |
| Portsmouth, NH12% more | $15,300$10,400 – $20,100 |
siding installation price in Nashua: questions
How much does new siding cost in Nashua, NH?
About $13,600 for 2,000 sq ft of wall with vinyl siding, and most Nashua quotes fall between $9,250 and $18,000. That is 1% below the U.S. average, where the same job averages $13,800.
What is the siding price per square foot in Nashua?
$4.63 to $8.98 per sq ft of wall, about $6.81 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 Nashua?
$11,500 to $22,200, about $16,900 on average, with vinyl siding — $6.74 per sq ft of wall.
Do you need a permit for siding installation in Nashua?
It depends on the city: for re-siding some building departments want a permit and some don't, so check with Nashua's.
Does the price include sales tax in New Hampshire?
No tax is included, and New Hampshire has no state sales tax.
What is the cheapest siding material for siding installation in Nashua?
Vinyl siding, at about $13,600 for 2,000 sq ft of wall. Fiber-cement siding runs about $22,500.
Other home projects in Nashua
Siding installation cost in New Hampshire
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 Nashua's construction cost index of 0.99.
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 Nashua, each on its own base: HUD 1.08, Craftsman 1.06. Treat any city figure as about ±5%; a contractor's quote for your house is the number to plan with.
Contractors in Nashua 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