Window Replacement Cost Calculator – Estimate Your Window Project Budget
Estimate window replacement costs for your project
How to Use
- Enter the number of windows to replace
- Select your window type (double-hung, casement, etc.)
- Choose the window size category
- Select frame material (vinyl, wood, etc.)
- Choose glass type (single, double, or triple pane)
- Select installation type (full-frame or insert)
- Click calculate to see your cost estimate
Understanding Window Replacement Costs
Window replacement costs depend on multiple factors including window type, size, materials, and installation method. The average homeowner spends between $300 to $1,500 per window for standard replacement, with the national average around $650 per window.
Total project costs include the window units themselves, labor for installation, and additional expenses like permits, disposal of old windows, and any necessary trim or finishing work.
Window Types and Their Costs
- Single-Hung Windows: $150-$400 per window. One movable sash, economical choice.
- Double-Hung Windows: $200-$500 per window. Both sashes move, easier to clean.
- Casement Windows: $250-$600 per window. Hinged on side, excellent ventilation.
- Sliding Windows: $200-$450 per window. Horizontal operation, good for wide openings.
- Bay Windows: $500-$1,500+ per window. Projects outward, adds space and light.
- Picture Windows: $200-$600 per window. Fixed, non-opening, maximum view.
- Awning Windows: $250-$550 per window. Hinged at top, ventilation in rain.
Frame Material Comparison
| Material | Cost Range | Pros | Cons |
|---|---|---|---|
| Vinyl | $150-$400 | Low maintenance, energy efficient, affordable | Limited colors, can warp in extreme heat |
| Wood | $300-$700 | Beautiful appearance, excellent insulation | High maintenance, susceptible to rot |
| Aluminum | $200-$500 | Durable, slim profiles, modern look | Poor insulation, can corrode |
| Fiberglass | $350-$800 | Very durable, low maintenance, paintable | Higher cost, limited availability |
| Composite | $325-$750 | Combines benefits of wood and vinyl | Moderate cost, newer option |
Glass Options and Energy Efficiency
The type of glass significantly impacts both cost and energy efficiency:
- Single Pane: Basic option, poor insulation, not recommended for most climates
- Double Pane (IGU): Standard for modern homes, good insulation, reduces noise
- Triple Pane: Best insulation, ideal for extreme climates, higher cost
- Low-E Glass: Coated to reflect heat, reduces energy costs, blocks UV rays
Installation Methods
Full-Frame Replacement removes the entire window including the frame down to the studs. This is necessary when there is frame damage or you want to change window size. It costs more but allows for a complete fresh start.
Insert (Pocket) Replacement installs a new window into the existing frame. This is faster, less invasive, and more economical when the existing frame is in good condition.
Labor and Installation Costs
- Full-frame installation: $150-$350 per window
- Insert installation: $75-$200 per window
- Factors affecting labor: window size, location, accessibility, local rates
- Second-floor or hard-to-reach windows typically cost more
- Historic or unusual windows require specialized labor
Additional Cost Considerations
- Permits: $50-$200 depending on jurisdiction
- Old window disposal: $25-$50 per window
- Interior trim replacement: $50-$100 per window
- Exterior trim and capping: $50-$150 per window
- Lead paint testing/removal (older homes): $200-$500
- Structural repairs: Variable based on damage
Return on Investment and Energy Savings
New windows can reduce energy bills by 10-25%, depending on your climate and the windows being replaced. Energy Star certified windows provide the best savings. Most homeowners recoup 70-80% of window replacement costs when selling their home.
Beyond energy savings, new windows improve comfort by eliminating drafts, reduce outside noise, and enhance curb appeal. Many utility companies offer rebates for energy-efficient window upgrades.
Frequently Asked Questions
- How much does it cost to replace all windows in a house?
- For a typical home with 10-15 windows, expect to pay $3,000-$15,000 for mid-range vinyl windows with professional installation. High-end materials or specialty windows can push costs to $20,000-$40,000 or more.
- Is it worth replacing old windows?
- Yes, if your windows are more than 15-20 years old, show signs of damage, or cause drafts and condensation. New windows improve energy efficiency, comfort, and home value. Energy savings of 10-25% on heating and cooling can help offset the investment.
- What is the cheapest type of window to install?
- Single-hung vinyl windows with double-pane glass and insert installation are typically the most economical. Expect to pay $200-$400 per window installed for basic models.
- Should I replace all windows at once?
- Replacing all windows at once often provides better pricing per window and ensures consistent appearance and performance. However, if budget is a concern, prioritize windows that are damaged, causing drafts, or facing the direction of greatest sun exposure.
- How long does window installation take?
- A professional crew can typically install 10-15 windows per day for insert replacements. Full-frame replacements take longer, around 4-8 windows per day. Most whole-house window projects are completed in 1-3 days.
- What is the difference between full-frame and insert replacement?
- Full-frame replacement removes the entire window including the frame and exposes the rough opening. Insert replacement fits a new window into the existing frame. Full-frame costs more but is necessary when frames are damaged or you want to change window size.