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Window Installation & Replacement in Knoxville, Tennessee

Trusted Knoxville window installers, free in-home quotes, licensed & insured pros, workmanship warranty.

4.9 (327 reviews) Licensed & Insured 15 yrs Serving Knoxville, Farragut, Maryville, Oak Ridge & Alcoa

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4.9★
327 Google Reviews
15+
Years Experience
12,000+
Windows Installed
Lifetime
Workmanship Warranty
0%
Financing Available
Licensed • Bonded • Insured
Energy Star Certified
A+ BBB Rated
Certified Installers
Financing Available
Knoxville, TN Window Experts

Knoxville's Window Installation Specialists

Window replacement in Knoxville answers to a valley climate that swings both ways. Summer highs sit near 88 degrees and the humidity rolls up the Tennessee River and parks over the city. Winter nights drop to around 29 degrees, with cold air sliding down off the Smokies. Tired windows let that heat in during August and let your furnace heat escape in January.

Knoxville's housing stock is older and hillier than most. You have Victorian homes in Old North Knoxville and Fourth & Gill, brick and stone houses along Sequoyah Hills, mid-century ranches in Bearden, and cut-up rentals packed around the University of Tennessee in Fort Sanders. A lot of those homes still carry their original wood sash or an early aluminum replacement. That shows up as drafts, rattling glass, KUB bills you dread, and game-day noise you can hear from the kitchen.

Why Knoxville Chooses Us

The Window Team Knoxville Trusts

Vetted local crews, never day labor

Vetted local crews, never day labor. The same background-checked installers work every job, so old Knoxville framing does not surprise them.

Upfront written pricing

Upfront written pricing. Every window, every line item, priced before we start, with nothing added at the end.

Your installer handles any Knoxville permits

Your installer handles any Knoxville permits. We file with the City of Knoxville Plans Review & Inspections Department, cover code compliance, and coordinate the inspection.

Lifetime workmanship warranty

Lifetime workmanship warranty. If the install ever gives you trouble, your installer comes back and makes it right, and your manufacturer coverage stays intact.

Window installer fitting a new window in a Knoxville home
Products

Window Types We Install in Knoxville

Every style, built for Knoxville's climate.

Double-hung windows installed on a Knoxville home

Double-Hung

Both sashes slide up and down and tilt in to clean, the natural match for a Fourth & Gill Victorian.

Casement window being opened in a Knoxville home

Casement

A side hinge and a crank give you wide-open airflow and a seal that clamps tight in winter.

Sliding window and glass door in a bright Knoxville room

Sliding

Runs side to side on a track, easy on wide openings and a good fit for ranch-style rooms in Bearden.

Large picture windows in a bright Knoxville living room

Picture & Fixed

One uninterrupted pane, ideal when you want the ridge line or the valley view kept whole.

Bay window in a Knoxville home

Bay & Bow

They step out past the wall, adding a seat, storage, and real presence from the street.

Garden window with a flower box on a Knoxville home

Awning & Garden

Awnings hinge at the top so you can vent through a summer downpour, and garden windows give herbs a sunny shelf.

Available in: Vinyl · Fiberglass · Aluminum · Wood-clad · Composite, and virtually any other window material, all rated for Knoxville's climate.

For Knoxville's four-season climate we most often install vinyl or fiberglass frames with Low-E 180 (dual-season) glass.

Not sure which window is right for your home?

Get a free, no-pressure recommendation for your Knoxville home, any style, any material.

Residential & Commercial

Who We Serve in Knoxville

One drafty window or an entire building, we serve homeowners and property owners across Greater Knoxville.

Residential home in Knoxville, TN with new windows

Residential

We work on single-family homes, townhomes, condos, campus-area rentals, and Victorian houses in the historic districts. We measure, pull the City of Knoxville permit, install, and clean up after ourselves.

Commercial storefront window installation in Knoxville, TN

Commercial

We take on offices, retail storefronts, multi-family buildings, and HOA properties. You get code-compliant glazing, scheduling that keeps tenants working, and bulk pricing on larger counts.

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Residential or commercial, most Knoxville property types qualify. No deposit, no pressure.

Licensed & insured · Lifetime workmanship warranty · Reply in 1 business hour

Built for Knoxville

The Best Windows for Knoxville's Climate

Knoxville falls in climate zone 4A, a mixed-humid zone with four real seasons. Your windows have to hold heat through a damp winter and push back summer sun at the same time. This is the package we install in a Knoxville home:

SpecRecommended for KnoxvilleWhy
Glass coatingLow-E 180 (dual-season)insulates in winter, blocks heat in summer
Frame materialVinyl or fiberglassbig temperature swings, 88°F summers to 29°F winters
Gas fillArgonbetter insulation against the heat
U-factor target≤ 0.28exceeds the Tennessee energy code requirement for zone 4A
SHGC target0.30balanced for four-season comfort

In Knoxville, U-factor is the spec to watch, because winter heat loss costs you more here than summer gain does. A tight, low-U window also keeps that river valley humidity from creeping in around the frame. KUB power runs about 14.7 cents per kilowatt-hour, which is cheap by national standards, so the real payoff shows up as steadier rooms and a furnace that stops short-cycling on cold mornings.

Transparent Pricing

Window Installation Cost in Knoxville

Window installation in Knoxville usually runs $410 to $700 per installed window, or $7,000 to $13,500 for a full home. Victorian homes in Old North Knoxville often run higher because the openings are tall, out of square, and no two are quite the same. Steep driveways and hillside lots can add setup time for upper floors. Student rentals near campus tend to land at the low end, since the openings are small and repeat. With local home values near $300,000, new windows return more than most projects at this price.

  • Financing from low monthly payments, 0% options available
  • Free, no-obligation in-home quote, no deposit to book
  • Tennessee utility & energy rebates, Knoxville homeowners may qualify. DSIRE lists every Tennessee program by utility, so you can check your own provider. See Tennessee rebate programs
  • Save about $546/yr on energy (ENERGY STAR average for this climate zone)

Ready for Better Windows in Knoxville?

Get a free, no-pressure in-home quote today, licensed, insured, and backed by the installer's lifetime workmanship warranty.

Simple & Transparent

How Window Installation Works in Knoxville

Free in-home window quote in Knoxville
1

Free Quote

Free Quote: we come out, measure every opening by hand, and leave a written price the same visit.

Custom window manufacturing
2

Custom Order

Custom Order: each window is built to your exact opening, which matters on old Knoxville houses.

Professional window installation in Knoxville
3

Install

Install: one day covers most homes, and the City of Knoxville permit is our job, not yours.

Final walkthrough and warranty
4

Walkthrough

Walkthrough: we sweep up, haul the old sash away, and register your warranty before we pull out.

Local Code

Window Permits & Energy Code in Knoxville

Knoxville requires a building permit for most residential window replacements, and always when you change the size of an opening, alter framing or a header, or touch a bedroom egress window. Permits go through the City of Knoxville Plans Review & Inspections Department, and building permit fees are set as a percentage of project valuation. Your new windows also have to meet the Tennessee Residential Energy Code, which is based on the 2018 IECC and sets the maximum U-factor for zone 4A windows and the maximum SHGC. Homes inside an H-1 historic overlay have a second step, covered below. Your installer pulls the permit, orders compliant products, and meets the inspector.

Don't Just Take It From Us

What Knoxville Homeowners Say

★★★★★

"Energy bill dropped noticeably after they replaced our worst windows in Old North Knoxville."

AS A. Sandoval, Old North Knoxville
★★★★★

"They matched our older home's window style in Bearden perfectly. Craftsmanship is real."

TN T. Nakamura, Bearden
★★★★★

"Street noise in Fourth & Gill is cut way down. Didn't expect that bonus."

HW H. Weiss, Fourth & Gill
4.9 from 327 Google reviews

Recent project: Full-home replacement in Old North Knoxville, 18 Low-E 180 (dual-season) windows.

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Proudly Serving

Window Installation Areas We Serve Near Knoxville

Nearby cities we serve

Farragut Maryville Oak Ridge Alcoa

Knoxville neighborhoods we serve

ZIP codes served: 37902, 37916, 37917, 37919, 37920

Good to Know

Knoxville Window Installation FAQ

Do I need a permit to replace windows in Knoxville?

Usually yes. The City of Knoxville Plans Review & Inspections Department requires a building permit for most window replacement work, and resizing an opening, changing framing, or replacing an egress window always triggers one. Fees are based on project valuation. Your installer files it for you.

What windows are best for Knoxville's climate?

For Knoxville's mixed-humid zone 4A, we install Low-E 180 dual-season glass in vinyl or fiberglass frames, aiming for a U-factor of 0.28 and an SHGC near 0.30. That beats the 0.35 and 0.40 code ceilings and handles both the damp winters and the humid summers.

How much does window installation cost in Knoxville?

Most Knoxville jobs run $410 to $700 per installed window, or $7,000 to $13,500 for a full home. Tall Victorian openings and hillside upper floors push toward the top of that range.

How much can new windows save me in Knoxville?

KUB power runs about 14.7 cents per kilowatt-hour. On a typical Knoxville home, efficient windows save about $546 a year on the ENERGY STAR published figure for this climate zone, or about $336 if you are replacing older double pane, plus a quieter house and rooms that hold their temperature.

What if my home is in an Old North Knoxville or Fourth & Gill historic district?

Those H-1 overlay districts need a Certificate of Appropriateness from the Knoxville Historic Zoning Commission before any exterior window work. The guidelines favor repairing original sash, and any replacement has to match the original size, pane pattern, and profile. Your installer prepares the application and spec products that fit the design guidelines.

Are the installers licensed and insured in Tennessee?

Yes. Every installer we match you with is licensed, bonded and insured in Tennessee, and their work carries a lifetime workmanship warranty from your installer alongside the manufacturer's warranty on the windows. We arrange your quote and the introduction; your installation contract is with the installer who does the work.

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