The Best Window Installers in Geneseo, IL

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

#1

L&L Services Exterior Remodeling

4.8
(150 reviews)
Verified

A highly-rated, family-owned exterior remodeling company based in Moline, IL, that serves the entire Quad Cities region, including Geneseo. They are known for their focus on quality installation, customer service, and handling both window replacements and new construction.

620 38th St Ct, Moline, IL 61265 (Serves Geneseo)

Specialties & Features

Residential window replacement
Energy-efficient windows
New window installation

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#2

Window World of the Quad Cities

4.7
(250 reviews)
Verified

As part of the national Window World franchise, this local branch offers a strong value proposition with a wide selection of vinyl windows. They are a popular choice for standard replacements and emphasize energy efficiency with their proprietary lines.

1919 E Kimberly Rd, Davenport, IA 52807 (Serves Geneseo)

Specialties & Features

Window replacement
Energy-efficient windows
Custom window solutions

Business Information

Years in Business:20 years
Licensed:Yes
Insured:Yes
#3

Geneseo Construction Inc.

4.5
(80 reviews)
Verified

A well-established local Geneseo contractor that handles a variety of construction and remodeling projects, including window installation and replacement. Their deep local roots and reputation for reliability make them a trusted choice for homeowners in the immediate area.

125 S Center St, Geneseo, IL 61254

Specialties & Features

Residential window replacement
Window repair services
Custom window solutions

Business Information

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

Why These Are the Top Windows Contractors in Geneseo

The window service market in Geneseo, IL, is characteristic of a smaller Midwestern city. There is moderate competition, primarily driven by reputable local contractors and larger regional companies from the Quad Cities metro area (Moline, Rock Island, Davenport). Quality is generally high, with providers offering a range of products from standard vinyl replacement windows to more premium, energy-efficient models and custom wood solutions. Homeowners value longevity and local reputation highly. Typical pricing for a standard double-hung vinyl window replacement can range from $600 to $1,200 per window installed, depending on the brand, energy ratings, and complexity of the installation. The market shows a strong preference for energy-efficient upgrades, driven by both utility savings and available rebates.

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 Geneseo regulations and climate

Frequently Asked Questions About Windows in Geneseo

Get answers to common questions about windows services in Geneseo, Illinois.

1What is the typical cost range for a full window replacement on a home in Geneseo?

For a standard double-hung vinyl window, homeowners in Geneseo can expect to pay between $600 and $1,200 per window installed, with the total project cost heavily dependent on the number of windows, their size, and the quality/features selected. This range accounts for local labor rates and the common need for windows that can handle Illinois' temperature extremes, from humid summers to cold, windy winters. High-performance Low-E glass and argon gas fills, while adding to the upfront cost, are highly recommended for long-term energy savings in our climate.

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

The ideal scheduling windows are during the spring (April-May) and fall (September-October) when temperatures in the Geneseo area are moderate. This allows for the installation process—which involves temporarily removing a section of your home's weather barrier—to proceed without exposing your interior to extreme heat, humidity, or winter cold. While professional installers work year-round, booking several months in advance for these popular seasons is advised to secure your preferred timeline.

3Are there any local permits or regulations in Geneseo I need to be aware of for window replacement?

For standard window replacements where the opening size is not being altered, a permit is typically not required in Geneseo or under the Illinois Energy Conservation Code for one- and two-family dwellings. However, if you live in a designated historic district or are altering the structural opening, you must check with the Geneseo Code Enforcement Office. A reputable local installer will always handle this verification and any necessary permits as part of their service.

4How do I choose a reliable window installation contractor in the Geneseo area?

Prioritize contractors who are licensed, insured, and have a verifiable physical address in the region. Ask for local references in Geneseo or nearby towns like Atkinson or Colona, and check reviews specific to their installation crew's workmanship. It's also crucial to choose a provider familiar with installing for Illinois' weather; they should recommend products with strong air infiltration ratings and proper flashing techniques to prevent moisture issues common in our freeze-thaw cycles.

5What is the most important feature to look for in new windows for a Geneseo home?

Beyond quality installation, the most critical feature is the window's energy performance rating, specifically its U-factor (insulating ability) and Solar Heat Gain Coefficient (SHGC). For Geneseo's climate, look for a very low U-factor (≤ 0.30) for superior winter insulation and a moderate SHGC to allow for some beneficial passive solar heat in winter. This combination, often found in double-pane Low-E argon windows, maximizes comfort and reduces heating costs during our cold winters and cooling costs in summer.