What does it cost to fully upgrade a home in Bellingham, WA? (2026)
A localized estimate to bring a typical Bellingham home's major systems up to date.
Most homeowners spread this out rather than doing it all at once. Here's how the major projects add up for a full modernization in Bellingham — each line is a localized 2026 estimate, and you can click any project for the full breakdown.
| Project | Bellingham 2026 range |
|---|---|
| HVACFurnace Replacement | $4,150 – $7,500 |
| RoofingAsphalt Shingle Roof Replacement | $6,200 – $12,750 |
| Water HeatersTank Water Heater Replacement | $1,300 – $3,350 |
| WindowsVinyl Window Replacement | $5,300 – $15,600 |
| PaintingInterior House Painting | $4,150 – $12,500 |
| FlooringHardwood Flooring Installation | $6,200 – $15,550 |
| PlumbingWhole House Repipe | $3,800 – $8,550 |
| InsulationAttic Insulation | $1,550 – $6,200 |
| Complete home upgrade | $32,650 – $82,000 |
Renovating a home in Bellingham
How much does it cost to fully renovate a home in Bellingham?
A full modernization of a typical Bellingham home costs roughly $32,650–$82,000 in 2026, adding up one representative project from each category (HVAC, roofing, windows, flooring, plumbing and more), localized for Bellingham.
Which home upgrade is most expensive in Bellingham?
Hardwood Flooring Installation is typically the largest line at $6,200–$15,550, while Tank Water Heater Replacement is the most affordable at $1,300–$3,350.
Should I do every upgrade at once in Bellingham?
Rarely all at once. Most Bellingham 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 Washington cities
Totals sum one representative project per category, localized to Bellingham (mixed climate) using local labor price levels and permit fees. Most homeowners phase these over years — use it for planning, not a quote.