What does it cost to fully upgrade a home in Naperville, IL? (2026)
What it typically takes to modernize the major systems of a Naperville home, localized for local labor and climate.
A full modernization in Naperville rarely happens in one go, but here's what it adds up to if you priced out every major project. Each figure is a localized 2026 estimate; click through for the full breakdown on any line.
| Project | Naperville 2026 range |
|---|---|
| HVACFurnace Replacement | $4,900 – $8,800 |
| RoofingAsphalt Shingle Roof Replacement | $7,100 – $14,600 |
| Water HeatersTank Water Heater Replacement | $1,400 – $3,750 |
| WindowsVinyl Window Replacement | $5,950 – $17,650 |
| PaintingInterior House Painting | $4,650 – $13,900 |
| FlooringHardwood Flooring Installation | $6,800 – $17,050 |
| PlumbingWhole House Repipe | $4,250 – $9,650 |
| InsulationAttic Insulation | $1,800 – $7,300 |
| Complete home upgrade | $36,850 – $92,700 |
Renovating a home in Naperville
How much does it cost to fully renovate a home in Naperville?
Modernizing the major systems of a typical Naperville home runs about $36,850–$92,700 in 2026 — summing one representative project per category (HVAC, roofing, windows, flooring, plumbing and more), localized to Naperville's labor rates, climate and permit fees.
Which home upgrade is most expensive in Naperville?
Hardwood Flooring Installation runs highest at $6,800–$17,050, with Tank Water Heater Replacement the lightest lift at $1,400–$3,750.
Should I do every upgrade at once in Naperville?
Rarely all at once. Most Naperville homeowners spread these projects over several years, starting with whatever's failing or highest-impact — often flooring here — and phasing the rest. That spreads the cost and gives you time to shop each job properly.
Complete home costs in nearby Illinois cities
These totals add one representative project per category, localized for Naperville's cold climate, local labor rates and permit fees. Treat this as a planning tool, not a quote — most homeowners phase the work over years.