Window Replacement Cost

Replacing old single-pane windows with energy-efficient double or triple-pane models reduces heating and cooling costs significantly. Costs vary widely based on window count, size, and material.

Low Estimate

$3,000

Mid-Range

$10,000

High End

$30,000

Avg ROI

68%

Duration: 1-3 days
DIY: Medium
Permits: Not Required
ROI: 68%

Interactive Cost Estimator

50 sq ft1,000 sq ft

Mid-grade materials, good quality fixtures, standard options.

Estimated Total Cost

$9,600

Based on 200 sq ft at mid quality. Actual costs vary by location and contractor.

Cost Breakdown

Labor30%

Approx. $3,000 at mid-range pricing

Materials70%

Approx. $7,000 at mid-range pricing

Labor-heavy projects (with high labor costs) benefit most from getting multiple contractor bids. You can save on materials-heavy projects by sourcing materials yourself at contractor pricing.

What Affects the Price

  • 1Number of windows
  • 2Window size and style
  • 3Frame material
  • 4Glass type (double vs triple pane)
  • 5Installation type (insert vs full-frame)

Popular Upgrades

  • Triple-pane glass
  • Fiberglass frames
  • Low-E coating

Discuss upgrades with your contractor before finalizing the quote. Some upgrades are cheaper to include during initial construction than to add later.

DIY vs. Hire a Pro

Medium DIY Project

Recommended for experienced DIYers only.

DIY Advantages

  • • Save 30% on labor costs ($3,000 at mid-range)
  • • Control over timeline and material selection
  • • Satisfaction of completing the project yourself
  • • Flexibility to work in phases

Pro Advantages

  • • Guaranteed workmanship and professional finish
  • • Proper permits and code compliance
  • • Access to trade pricing on materials
  • Faster completion timeline

Explore All 120 Project Cost Guides

Compare costs across every major home improvement category — kitchens, baths, roofing, flooring, HVAC, additions, and landscaping.

View All Project Costs

Frequently Asked Questions

Related Calculators