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Window Replacement in Knoxville, TN

Compare 4 local window replacement pros. Typical service: $416–$998.

Top Window Replacement Companies in Knoxville

  1. 1.Magnolia Window & Door Company

    4.9★ (296 reviews)

    4.9★ from 296 reviews

    +18656845807Website

  2. 2.Performance Windows Knoxville

    4.9★ (138 reviews)

    4.9★ from 138 reviews

    +18653785002Website

  3. 3.GHI Exteriors

    5.0★ (60 reviews)

    5.0★ from 60 reviews

    +18654156816Website

  4. 4.Ollin Home Solutions - Knoxville

    4.9★ (33 reviews)

    4.9★ from 33 reviews

    +13074415660Website

Window Replacement Cost in Knoxville

Local ranges, adjusted for area wage and cost-of-living data.

ServiceTypical range in Knoxville
Replacement window, installed$416–$998/window
Wood or fiberglass window, installed$666–$1,331/window
Whole-house replacement (10-15 windows)$4,160–$12,480/job

Window Replacement prices in Knoxville run about 17% below the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.

Quotes on this page come from 4 companies serving Knoxville, rated 4.9★ on average across 527 customer reviews.

Knoxville Climate & Seasonal Timing

What Knoxville's weather means for scheduling window replacement.

Last spring frost
April 11
First fall frost
October 30
Annual precipitation
51.93"
Heating degree days
3,955
Cooling degree days
1,339
MonthLowHighPrecip
Jan27.2°47°4.84"
Feb29.6°51.6°4.63"
Mar36.1°61°4.64"
Apr43.7°69.8°4.31"
May53.4°77.6°4.8"
Jun62.6°84.9°3.9"
Jul66.8°87.8°5.57"
Aug65.5°87.5°3.35"
Sep58.2°82.1°3.74"
Oct46°71.5°2.84"
Nov36.3°60.4°4.24"
Dec29.7°49.5°5.07"

NOAA station data 5.01 miles from Knoxville.

Permits & Regulations in TN

  • Residential remodeling in Tennessee requires a home improvement license between $3,000 and $25,000 in participating counties, and a contractor license at $25,000 and above
  • Painting-only work below those thresholds needs no state license
  • Work that disturbs paint in homes built before 1978 must be done by a Lead-Safe Certified firm under the EPA Renovation, Repair and Painting Rule

License required: Tennessee home improvement license ($3,000-$25,000) or contractor license ($25,000+)

Sources: www.tn.gov, www.epa.gov

Window Replacement FAQs for Knoxville

How much does window replacement cost in Knoxville?

Replacement windows in Knoxville typically run $416-$998 per window installed, depending on frame material and glass.

How many window replacement companies serve Knoxville?

We track 4 window replacement companies serving Knoxville.

Is window replacement in Knoxville more expensive than average?

Installation labor in Knoxville runs about -16.8% versus the national average.

Do I need a permit to replace windows in Knoxville, TN?

In TN, Residential remodeling in Tennessee requires a home improvement license between $3,000 and $25,000 in participating counties, and a contractor license at $25,000 and above. Same-size replacements in Knoxville often need no permit, but enlarging an opening does, and pre-1978 homes fall under the EPA lead-safe rule.

Do energy-efficient windows pay off in Knoxville?

Knoxville sees about 3,955 heating degree days and 1,339 cooling degree days a year, which sets how much better glass saves on heating versus cooling.

What type of glass suits windows in Knoxville?

With summer highs near 88F and winter lows around 27F in Knoxville, the low-E coating and frame insulation matter more than the brand.

How many quotes should I get for window replacement in Knoxville?

Three is typical; with 4 window companies serving Knoxville, compare the window model and installation method, not just the per-window price.

How long does window replacement take in Knoxville?

A whole-house job in Knoxville is usually one to three days of installation, after a lead time of several weeks for custom-sized windows.