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Siding replacement · $6–$15 per sq ft
Fiber cement siding cost in New Hampshire
At $6 to $15 per square foot of wall installed, a 1,500 sq ft job comes to $9,000–$22,500 at national rates. Adjusted for local carpenters wages it is $8,950–$22,400 in Southwestern New Hampshire nonmetropolitan area and $9,750–$24,700 in Boston-Cambridge-Newton, MA-NH.
Checked October 20, 2026 · sources
- 1Fiber cement, US $9,000–$22,500
- 2Lowest NH area $8,950–$22,400
- 3Highest NH area $9,750–$24,700
Price in each New Hampshire labor area
Labor is about 38% of this material's installed price at national rates, so a labor index of +10% moves the total by roughly 3.8%. The carpenters index runs from −1.0% to +24.2% across the state.
| Area | Labor index | Low | High | Midpoint |
|---|---|---|---|---|
| United States | ±0.0% | $9,000 | $22,500 | $15,750 |
| New Hampshire (statewide) | +1.0% | $9,050 | $22,600 | $15,800 |
| Manchester-Nashua | +1.2% | $9,050 | $22,600 | $15,800 |
| Boston-Cambridge-Newton | +24.2% | $9,750 | $24,700 | $17,200 |
| Central NH | +1.3% | $9,050 | $22,600 | $15,850 |
| Northern NH | +1.2% | $9,050 | $22,600 | $15,800 |
| Southwestern NH | −1.0% | $8,950 | $22,400 | $15,700 |
* No BLS estimate for carpenters in that area; statewide median used.
By size
| Wall area to side (sq ft) | National | Southwestern NH | Boston-Cambridge-Newton |
|---|---|---|---|
| 1,000 sq ft | $6,000–$15,000 | $6,000–$14,950 | $6,500–$16,450 |
| 1,500 sq ft | $9,000–$22,500 | $8,950–$22,400 | $9,750–$24,700 |
| 2,000 sq ft | $12,000–$30,000 | $11,950–$29,900 | $12,950–$32,900 |
| 2,500 sq ft | $15,000–$37,500 | $14,950–$37,350 | $16,200–$41,150 |
Against the other siding materials
2 of the 3 other materials cost less at the midpoint. National ranges for 1,500 sq ft:
- Vinyl siding: $6,000–$18,000
- Engineered wood siding: $10,500–$18,000
- Cedar siding: $9,000–$24,000
Fiber cement siding in towns with a permit page
| Town | Labor area | Estimate | Permit |
|---|---|---|---|
| Durham | Boston-Cambridge-Newton | $9,750–$24,700 | $170.40 |
| Exeter | Boston-Cambridge-Newton | $9,750–$24,700 | $136 |
| Lebanon | Northern NH | $9,050–$22,600 | $179.55 |
| Londonderry | Boston-Cambridge-Newton | $9,750–$24,700 | $162.60 |
| Manchester | Manchester-Nashua | $9,050–$22,600 | $158.22 |
| Newport | Southwestern NH | $8,950–$22,400 | $100 |
| Portsmouth | Boston-Cambridge-Newton | $9,750–$24,700 | $140 |
| Rochester | Boston-Cambridge-Newton | $9,750–$24,700 | $172 |
| Salem | Boston-Cambridge-Newton | $9,750–$24,700 | $111.80 |
| Somersworth | Boston-Cambridge-Newton | $9,750–$24,700 | $179.80 |
The town pages quote each schedule's own wording. For the arithmetic behind a contractor's number, see how contractors price a roof and how to compare three quotes; back to siding replacement cost.
Sources
- HomeGuide: Siding cost (Oct 29, 2025) — “Fiber cement $6 – $15 (installed, per sq ft)”.
- Labor: HomeGuide: Siding cost (Oct 29, 2025) — “$2 to $6 per square foot (siding labor)”.
- Wages: O*NET OnLine, Carpenters (47-2031.00), New Hampshire local wages; areas: BLS, May 2025 Metropolitan and Nonmetropolitan Area Definitions.
Ranges built from published averages, not quotes. Cost by Town does not perform or arrange work.