Whole-home
What does it cost to fully upgrade a home in Romeoville, IL? (2026)
Romeoville · full-home upgrade
$36,850 – $92,700
Estimated total to modernize the major systems of a typical Romeoville home, localized to your area.
Few homeowners do everything at once — but if you're planning a full modernization in Romeoville, here's how the major projects add up. Each line is a localized 2026 estimate; click any project for the full breakdown.
| Project | Romeoville 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 |
Totals sum one representative project per category, localized to Romeoville (cold climate) using local labor price levels and permit fees. Most homeowners phase these over years — use it for planning, not a quote.