What does it cost to fully upgrade a home in Wilmington, CA? (2026)
A localized estimate to bring a typical Wilmington home's major systems up to date.
Few homeowners do everything at once — but if you're planning a full modernization in Wilmington, here's how the major projects add up. Each line is a localized 2026 estimate; click any project for the full breakdown.
| Project | Wilmington 2026 range |
|---|---|
| HVACFurnace Replacement | $4,400 – $7,900 |
| RoofingAsphalt Shingle Roof Replacement | $6,550 – $13,400 |
| Water HeatersTank Water Heater Replacement | $1,350 – $3,550 |
| WindowsVinyl Window Replacement | $5,550 – $16,400 |
| PaintingInterior House Painting | $4,450 – $13,300 |
| FlooringHardwood Flooring Installation | $6,550 – $16,350 |
| PlumbingWhole House Repipe | $4,000 – $9,000 |
| InsulationAttic Insulation | $1,650 – $6,500 |
| Complete home upgrade | $34,500 – $86,400 |
Renovating a home in Wilmington
How much does it cost to fully renovate a home in Wilmington?
A full modernization of a typical Wilmington home costs roughly $34,500–$86,400 in 2026, adding up one representative project from each category (HVAC, roofing, windows, flooring, plumbing and more), localized for Wilmington.
Which home upgrade is most expensive in Wilmington?
Budget the most for Hardwood Flooring Installation ($6,550–$16,350) — the smallest line is Tank Water Heater Replacement at $1,350–$3,550.
Should I do every upgrade at once in Wilmington?
Phasing is the norm — prioritize failing or high-impact systems first (flooring tends to be the biggest line in Wilmington), then tackle the rest over a few years. It's easier on the budget and lets you get competitive local quotes for each job.
Complete home costs in nearby California cities
These totals add one representative project per category, localized for Wilmington's mixed climate, local labor rates and permit fees. Treat this as a planning tool, not a quote — most homeowners phase the work over years.