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Free Home Improvement Cost Calculators

400+ free calculators — 8 project types × 50 states. State-specific estimates based on local labor rates. No sign-up required.

All Calculator Types
8 Project Types · All 50 States
🏠 Roof Replacement Cost
$5,700 – $16,000
50 state calculators · 2026 data
❄️ HVAC Replacement Cost
$4,800 – $12,500
50 state calculators · 2026 data
☀️ Solar System Cost & Savings
$15,000 – $30,000
50 state calculators · 2026 data
🔨 Home Renovation Cost
$14,000 – $62,000
50 state calculators · 2026 data
🛀 Plumbing Repair Cost
$2,500 – $8,000
50 state calculators · 2026 data
⚡ Electrical Upgrade Cost
$3,000 – $9,500
50 state calculators · 2026 data
🪟 Window Replacement Cost
$4,500 – $12,000
50 state calculators · 2026 data
🏗️ Home Addition Cost
$20,000 – $75,000
50 state calculators · 2026 data

Estimate based on regional market data 2026 and regional contractor cost data. For informational purposes only. Always get multiple quotes from licensed contractors before making any decisions.