Skip to content
ContractorsRanked

Best Window Installers in Columbia Falls, MT (2026)

5 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Columbia Falls: Glass Doctor of Kalispell, CR Score 58/100; 4.4★ from 266 Google reviews.

  2. 5

    Best for emergencies (open 24/7): Mighty Dog Roofing of Kalispell, posts 24/7 hours; ranked #5 of 5.

  3. 3

    Most-reviewed: Nelson's Ace Handyman Services, 87 Google reviews at 5.0★, the most of 5 ranked after Glass Doctor of Kalispell; ranked #3.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

5 Columbia Falls window installers are ranked here by CR Score, from ten published factors. 1 is open 24/7, 1 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 4.4★ across 5 rated businesses.

Most of this list also appears on the Window installers in Kalispell ranking. See Window installers in Kalispell

Top 5 window installers in Columbia Falls at a glance

Top 5 window installers in Columbia Falls at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Glass Doctor of Kalispell584.4★ (266)Kalispell, 14 mi away—Overall
2Shepard's Glass Inc.544.2★ (45)Kalispell, 13 mi away——
3Nelson's Ace Handyman Services535.0★ (87)Whitefish, 7 mi away—Most reviews
4Kalispell Glass523.9★ (15)Kalispell, 10 mi away——
5Mighty Dog Roofing of Kalispell515.0★ (5)Columbia Falls24/7Emergencies

The 5 best window installers in Columbia Falls, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 Shepard's Glass Inc.

    Based in Kalispell, 13 mi away

    54/100CR Score

    Ranked #2 because of its Google rating and trade focus: 4.2★ from 45 Google reviews, listed on Google as “Window installation service”.

    • 4.2★ from 45 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    301 E Center St, Kalispell, MT 59901
    View profile for Shepard's Glass Inc.(406) 755-4540

  4. #4 Kalispell Glass

    Based in Kalispell, 10 mi away

    52/100CR Score

    Ranked #4 because of its Google rating and trade focus: 3.9★ from 15 Google reviews, listed on Google as “Window installation service”.

    • 3.9★ from 15 Google reviews
    Hours
    Mon–Thu 8:30 AM–5 PM · Fri 8:30 AM–4 PM · Sat–Sun closed
    Address
    468 Ash Rd STE A, Kalispell, MT 59901
    View profile for Kalispell Glass(406) 752-3777

How much do window installers cost in Columbia Falls?

Typical prices in USD, adjusted for Montana with a published regional index. Each row names its basis and month.

How much do window installers cost in Columbia Falls?
JobLowTypicalHighBasisChecked
Window replacement$3,290$7,050$11,350Per project (several windows): typical range of customer-reported projects. US national range × 0.96 Mountain factor (2025 Cost vs. Value Report)October 2026

How we ranked Columbia Falls window installers

We scored 5 Columbia Falls window installers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Columbia Falls data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Window installers in Columbia Falls: frequently asked questions

Who is the best window installer in Columbia Falls?

By CR Score, the highest-ranked window installer in Columbia Falls, MT is Glass Doctor of Kalispell with a CR Score of 58/100. It has 4.4★ from 266 Google reviews. Shepard's Glass Inc. (#2) and Nelson's Ace Handyman Services (#3) follow. We ranked 5 window installers on ten factors, last updated October 22, 2026.

How many window installers are there in Columbia Falls?

ContractorsRanked ranks 5 window installers serving Columbia Falls, MT. 1 of them is based in Columbia Falls; the rest serve it from nearby towns. Counts are as of October 2026.

Which window installers in Columbia Falls are open 24/7?

1 ranked window installer in Columbia Falls posts 24/7 hours. The highest-ranked is Mighty Dog Roofing of Kalispell (#5). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which window installers in Columbia Falls work on weekends?

1 of 5 ranked window installers post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays is Mighty Dog Roofing of Kalispell (#5). Posted hours are office hours; crews may book weekend jobs separately.

How much does window replacement cost in Columbia Falls?

Window replacement typically costs $3,290 to $11,350, with $7,050 typical (Per project (several windows): typical range of customer-reported projects. US national range × 0.96 Mountain factor (2025 Cost vs. Value Report)). The range is adjusted for Montana. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Columbia Falls window installers have?

The median Google rating among 5 rated window installers in Columbia Falls is 4.4★, with a median of 45 reviews. Glass Doctor of Kalispell has the most, 266 reviews, and ranks #1. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank window installers?

Each window installer gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do window installers outside Columbia Falls count in this ranking?

Yes, if they are within 40 mi of the Columbia Falls city center, our service radius for window installers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Columbia Falls

  1. October 2026: CR Scores recalculated for 5 window installers serving Columbia Falls.

More window installers and Columbia Falls pages

Other trades in Columbia Falls