The Best Window Installers in Sumner, IA

Compare the highest-rated windows professionals in Sumner, Iowa. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Waverly Glass & Window

4.7
(90 reviews)
Verified

A highly reputable, family-owned and operated business based in the county seat of Waverly, just 10 miles from Sumner. They are a full-service glass and window company known for personalized service, quality installation, and a wide selection of products. Their local longevity and focus on both repair and full replacement make them a top-tier choice.

1201 4th St SW, Waverly, IA 50677

Specialties & Features

Residential window replacement
Window repair services
Custom window solutions

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

Window World of Cedar Valley

4.5
(150 reviews)
Verified

Part of a nationally recognized brand with a strong local franchise in Waterloo, which serves the broader Cedar Valley region, including Sumner. They specialize in efficient, high-volume replacement window projects and are known for their competitive pricing and strong warranty. Ideal for homeowners seeking a cost-effective, full-home window replacement.

2201 E San Marnan Dr, Waterloo, IA 50702

Specialties & Features

Energy-efficient windows
New window installation
Residential window replacement

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

Kephart's Construction & Remodeling

4.8
(70 reviews)
Verified

A well-regarded local contractor located in Readlyn, a very short drive from Sumner. While a full-service remodeler, they have extensive expertise in window and door installation as a core part of their exterior and renovation projects. They are an excellent option for custom home solutions and integrating new windows with other exterior work like siding.

112 Main St, Readlyn, IA 50668

Specialties & Features

Custom window solutions
New window installation
Storm windows and security windows

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Windows Contractors in Sumner

** The window service market for Sumner, Iowa, is characterized by strong regional providers rather than a high density of local in-town specialists. Due to Sumner's size, homeowners typically rely on established contractors from neighboring hubs like Waverly, Waterloo, and smaller surrounding towns. Competition is healthy among these regional players, leading to good service quality and a range of pricing options. The market offers a solid mix of long-standing, family-owned glaziers (like Waverly Glass) and branded, high-efficiency replacement companies (like Window World). Typical pricing is in line with Midwestern averages, with standard double-hung vinyl replacement windows generally starting in the $500-$800 per window range, including professional installation. Pricing can increase significantly for custom sizes, high-end materials like wood or fiberglass, and specialized windows (e.g., bay windows or energy-efficient triple-pane models). The majority of providers are fully licensed and insured, and it is considered a standard practice in the area to request proof of both before contracting.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Sumner regulations and climate

Frequently Asked Questions About Windows in Sumner

Get answers to common questions about windows services in Sumner, Iowa.

1What is the typical cost range for a full home window replacement in Sumner, and what factors influence the price?

For a standard-sized home in Sumner, a full window replacement typically ranges from $8,000 to $20,000, depending on the number and size of windows. Key cost factors include the window material (vinyl, wood, or fiberglass), the energy efficiency rating (crucial for Iowa's cold winters and hot summers), and the complexity of installation in your home's specific structure. Local labor rates and any necessary repairs to old, damaged frames will also affect the final estimate.

2When is the best time of year to schedule window installation in the Sumner area?

The ideal times are during the milder seasons of late spring (May-June) and early fall (September-October). This avoids the peak humidity and heat of an Iowa summer, which can complicate sealing, and the deep cold of winter, which can prevent proper adhesion of sealants and cause discomfort in your home. Scheduling during these shoulder seasons also helps you secure a better appointment time, as local installers are often busiest right before winter.

3Are there specific energy efficiency features I should prioritize for Sumner's climate?

Absolutely. Given Iowa's temperature extremes, look for windows with a low U-factor (for insulating against winter cold) and a low Solar Heat Gain Coefficient (SHGC) to block summer heat. Double-pane, Low-E argon gas-filled windows are the standard recommendation for our climate. Ensuring a tight installation to prevent air leakage is just as important as the window's rating for maximizing energy savings and comfort year-round.

4How do I choose a reliable window installation contractor in Bremer County?

Always verify that the contractor is licensed and insured to work in Iowa. Ask for local references in the Sumner or surrounding communities and check their standing with the Iowa Attorney General's Consumer Protection Division. A reputable local provider will offer a free, in-home estimate, clearly explain the installation process, and provide a detailed written warranty covering both the product and their labor.

5Do I need a permit from the City of Sumner to replace my windows?

Generally, a simple window replacement in an existing opening does not require a building permit from the City of Sumner, as it is considered a repair. However, if you are altering the opening's size or structure, a permit may be needed. It is always the homeowner's responsibility to check, and a trustworthy installer will know local codes and can advise you accordingly to ensure compliance.