Replacing windows in a 1500 square foot house typically costs between $5,100 and $20,400, depending on the window type, material, and installation complexity. Most homeowners pay around $10,200 to $13,600 for mid-range vinyl windows with professional installation. The final price depends on factors like the number of windows (usually 10-15 in a home this size), frame material, glass options, and labor costs in your area.
Breaking Down the Cost Per Window
The cost to replace a single window ranges from $510 to $2,040 installed. Here’s what you can expect for different window types:
Vinyl Windows: $510-$1,190 per window installed. These are the most popular choice because they offer excellent energy efficiency at an affordable price. Vinyl windows require minimal maintenance and resist moisture damage.
Wood Windows: $850-$2,040 per window installed. Wood provides classic beauty and superior insulation but needs regular painting or staining to prevent rot and weather damage.
Fiberglass Windows: $850-$1,700 per window installed. These windows are extremely durable and energy-efficient. They resist warping and can be painted to match your home’s style.
Aluminum Windows: $680-$1,360 per window installed. Aluminum frames are strong and low-maintenance but don’t insulate as well as other materials. They work best in mild climates.
How Many Windows Does a 1500 Sq Ft House Have?
Most 1500 square foot homes contain 10 to 15 windows. The exact number varies based on your floor plan, architectural style, and room layout. Ranch-style homes often have more windows than multi-story houses of the same square footage. To get an accurate count, walk around your home and count each window opening.
Factors That Affect Your Total Cost
Window Style: Different window styles come at different price points. Single-hung windows are typically the most affordable option. Double-hung, casement, and sliding windows cost more. Bay windows, bow windows, and picture windows are premium options that significantly increase your budget.
Energy Efficiency Features: Adding Low-E coatings, argon gas fills, and triple-pane glass improves energy efficiency but adds $85-$340 per window to your costs. These upgrades often pay for themselves through lower utility bills over time.
Installation Complexity: Simple replacements where the frame stays intact cost less than full-frame installations. Second-story windows require additional equipment and labor, increasing costs by 25-40%. Removing old windows can add $85-$170 per window if extensive work is needed.
Permits and Disposal: Building permits typically cost $50-$200 for window replacement projects. Most contractors include old window disposal in their quotes, but verify this before signing a contract.
Window Material Comparison
Vinyl: The most cost-effective choice for most homeowners. Modern vinyl windows are energy-efficient, durable, and available in various colors. They never need painting and resist moisture damage. The main limitation is that vinyl can’t be repainted if you want to change colors later.
Wood: Offers timeless appeal and excellent insulation. Wood windows create a warm, traditional look that many homeowners prefer. However, they require regular maintenance including painting or staining every few years. Wood is vulnerable to moisture damage in humid climates.
Fiberglass: Combines the best features of vinyl and wood. Fiberglass windows are incredibly strong, energy-efficient, and can be painted. They cost more upfront but last longer than most alternatives. Fiberglass resists expansion and contraction better than vinyl in extreme temperatures.
Aluminum: Provides a sleek, modern appearance with minimal maintenance. Aluminum frames are thin, allowing more glass area. However, metal conducts heat and cold, making aluminum less energy-efficient unless it includes thermal breaks.
Sample Cost Scenarios for a 1500 Sq Ft House
Budget Option (12 vinyl single-hung windows): $6,120-$10,200 installed. This includes standard vinyl windows with double-pane glass and basic Low-E coating. Installation is straightforward with no structural modifications needed.
Mid-Range Option (12 vinyl double-hung windows): $10,200-$15,300 installed. This package includes quality vinyl windows with argon gas fills, Low-E coatings, and better hardware. The windows tilt in for easy cleaning.
Premium Option (12 fiberglass or wood windows): $15,300-$23,800 installed. This covers high-end materials with triple-pane glass, advanced Low-E coatings, and superior hardware. These windows provide maximum energy efficiency and curb appeal.
Ways to Save Money on Window Replacement
Replace Selectively: If your budget is tight, start by replacing the most damaged or inefficient windows first. Focus on rooms where you spend the most time or where energy loss is greatest.
Choose Standard Sizes: Custom-sized windows cost 20-40% more than standard sizes. Whenever possible, choose replacement windows that fit existing openings without modifications.
Consider Insert Replacements: Insert or retrofit windows fit inside your existing frames, eliminating the need to disturb exterior siding or interior trim. This installation method costs less but only works when existing frames are in good condition.
Time Your Project: Many window companies offer discounts during slower seasons, typically late fall through early spring. Getting quotes from multiple contractors also helps you find competitive pricing.
Take Advantage of Rebates: Check for utility company rebates and federal tax credits for energy-efficient windows. These incentives can reduce your costs by hundreds or even thousands of dollars.
Energy Savings from New Windows
New energy-efficient windows can reduce heating and cooling costs by 15-25% compared to older single-pane windows. For a 1500 square foot home, this translates to annual savings of $150-$400 depending on your climate and energy rates.
The payback period for window replacement ranges from 8 to 20 years. While energy savings alone might not justify the investment, the added comfort, reduced noise, improved appearance, and increased home value make window replacement worthwhile for most homeowners.
What to Look for in a Window Contractor
Licensing and Insurance: Verify that your contractor holds proper licensing and carries liability insurance plus workers’ compensation. This protects you from liability if accidents occur during installation.
Experience with Your Window Type: Different window styles require specific installation expertise. Ask how many similar projects the contractor has completed and request references.
Written Warranties: Quality contractors offer written warranties covering both materials and labor. Window manufacturers typically provide 10-20 year warranties on their products. Installation warranties should cover at least 1-2 years.
Detailed Written Estimates: Get itemized quotes from at least three contractors. The estimate should specify window brand, model, glass options, installation method, cleanup, and disposal.
Questions to Ask Before Starting Your Project
How long will the installation take? Most contractors can replace 10-15 windows in 1-3 days depending on complexity and crew size.
What preparation do I need to do? Clear window areas of furniture and decorations. Remove window treatments. Provide clear access to both interior and exterior.
Will installation damage my walls or landscaping? Professional installers take precautions to protect your property. Minor touch-up painting around windows is normal.
What warranties are included? Understand both manufacturer warranties on windows and contractor warranties on installation labor.
Financing Your Window Replacement Project
Many homeowners finance window replacement through home equity loans, home equity lines of credit, or personal loans. Some window companies offer financing options with promotional interest rates.
Another option is including window replacement in a larger home improvement project funded by a home equity loan. This approach often provides better interest rates and potential tax advantages.
Getting Started with Your Window Replacement
The first step is getting a professional assessment of your current windows. At Utah Window Experts, we provide free evaluations to help you understand your options and create an accurate budget for your project.
Our window project builder tool lets you explore different window styles and materials to find the right fit for your home and budget. You can also review our brochure to see the full range of products we offer.
Conclusion
Replacing windows in a 1500 square foot house is a significant investment that improves comfort, energy efficiency, and home value. Most homeowners spend $10,200-$13,600 for quality vinyl windows with professional installation. The exact cost depends on how many windows you’re replacing, which materials you choose, and the complexity of installation.
Start by determining how many windows need replacement, then get quotes from multiple reputable contractors. Consider your long-term goals for the home and choose windows that balance initial cost with energy efficiency and durability. With proper planning and the right contractor, your new windows will provide decades of reliable performance.
