Whole-home
What does it cost to fully upgrade a home in Trenton, NJ? (2026)
Trenton · full-home upgrade
$31,700 – $79,600
Estimated total to modernize the major systems of a typical Trenton home, localized to your area.
Few homeowners do everything at once — but if you're planning a full modernization in Trenton, here's how the major projects add up. Each line is a localized 2026 estimate; click any project for the full breakdown.
| Project | Trenton 2026 range |
|---|---|
| HVACFurnace Replacement | $4,050 – $7,250 |
| RoofingAsphalt Shingle Roof Replacement | $6,000 – $12,350 |
| Water HeatersTank Water Heater Replacement | $1,250 – $3,250 |
| WindowsVinyl Window Replacement | $5,150 – $15,200 |
| PaintingInterior House Painting | $4,050 – $12,100 |
| FlooringHardwood Flooring Installation | $6,050 – $15,100 |
| PlumbingWhole House Repipe | $3,650 – $8,300 |
| InsulationAttic Insulation | $1,500 – $6,050 |
| Complete home upgrade | $31,700 – $79,600 |
Totals sum one representative project per category, localized to Trenton (mixed climate) using local labor price levels and permit fees. Most homeowners phase these over years — use it for planning, not a quote.