What does it cost to fully upgrade a home in Dover, NH? (2026)
What it typically takes to modernize the major systems of a Dover home, localized for local labor and climate.
Few homeowners do everything at once — but if you're planning a full modernization in Dover, here's how the major projects add up. Each line is a localized 2026 estimate; click any project for the full breakdown.
| Project | Dover 2026 range |
|---|---|
| HVACFurnace Replacement | $4,550 – $8,150 |
| RoofingAsphalt Shingle Roof Replacement | $6,550 – $13,500 |
| Water HeatersTank Water Heater Replacement | $1,350 – $3,500 |
| WindowsVinyl Window Replacement | $5,550 – $16,400 |
| PaintingInterior House Painting | $4,200 – $12,650 |
| FlooringHardwood Flooring Installation | $6,300 – $15,700 |
| PlumbingWhole House Repipe | $3,950 – $8,900 |
| InsulationAttic Insulation | $1,700 – $6,750 |
| Complete home upgrade | $34,150 – $85,550 |
Renovating a home in Dover
How much does it cost to fully renovate a home in Dover?
Expect $34,150–$85,550 to modernize the major systems of a Dover home in 2026 — that's HVAC, roofing, windows, flooring, plumbing and more, each localized to Dover's labor rates, climate and permit fees.
Which home upgrade is most expensive in Dover?
Budget the most for Hardwood Flooring Installation ($6,300–$15,700) — the smallest line is Tank Water Heater Replacement at $1,350–$3,500.
Should I do every upgrade at once in Dover?
Most homeowners don't do it all in one go. Start with the systems that are failing or matter most — in Dover, that's often flooring — then spread the remaining projects over several years to avoid one disruptive, expensive stretch.
Complete home costs in nearby New Hampshire cities
Totals sum one representative project per category, localized to Dover (cold climate) using local labor price levels and permit fees. Most homeowners phase these over years — use it for planning, not a quote.