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Best Window Installers in Fort Collins, CO (2026)

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

The short answer

  1. 1

    Best overall in Fort Collins: One Clear Choice Garage Doors, CR Score 66/100; 4.9★ from 1,117 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Columbus Tree & Handyman, posts 24/7 hours; ranked #2 of 105.

  3. 8

    Most-reviewed: Champion Replacement Windows of Ft. Collins, 1,189 Google reviews at 4.6★, the most of 105 ranked; ranked #8.

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

105 Fort Collins window installers are ranked here by CR Score, from ten published factors. 14 are open 24/7, 52 open Saturdays and 28 open Sundays, based on posted hours. The median Google rating is 4.8★ across 105 rated businesses.

Top 10 window installers in Fort Collins at a glance

Top 10 window installers in Fort Collins at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1One Clear Choice Garage Doors664.9★ (1,117)Loveland, 11 mi away24/7Overall
2Columbus Tree & Handyman645.0★ (113)Fort Collins24/7Emergencies
3Mike Garage Door Repair Fort Collins644.9★ (266)Fort Collins24/7—
4AllGuard Windows and Doors Fort Collins635.0★ (154)Fort CollinsSat · Sun—
5Window Well Solutions LLC635.0★ (48)Fort Collins24/7—
6Nex-Gen Windows & Doors Fort Collins | Window Installers Loveland | Entry Doors Greeley & Longmont614.9★ (487)Fort Collins——
73 Bidz Windows and Patio Doors604.9★ (78)Fort CollinsSat—
8Champion Replacement Windows of Ft. Collins604.6★ (1,189)Loveland, 10 mi away—Most reviews
9Anchor Auto Glass & Tint594.9★ (452)Loveland, 12 mi away——
10Renewal by Andersen Window Replacement594.7★ (357)Longmont, 27 mi awaySat · Sun · Evenings—

The 105 best window installers in Fort Collins, ranked

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

  1. Ranked #1 in Fort Collins

    #1 One Clear Choice Garage Doors

    Based in Loveland, 11 mi away

    66/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,117 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 1,117 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    250 E 29th St, Loveland, CO 80538
    View profile for One Clear Choice Garage Doors(970) 833-1622

  2. #2 Columbus Tree & Handyman

    Based in Fort Collins

    64/100CR Score

    Ranked #2 because of its Google rating and trade focus: 5.0★ from 113 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 113 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2609 Milton Ln, Fort Collins, CO 80524
    View profile for Columbus Tree & Handyman(612) 715-1097

  5. #5 Window Well Solutions LLC

    Based in Fort Collins

    63/100CR Score

    Ranked #5 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 48 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2808 Longboat Way, Fort Collins, CO 80524
    View profile for Window Well Solutions LLC(970) 691-8514

  6. #6 Nex-Gen Windows & Doors Fort Collins | Window Installers Loveland | Entry Doors Greeley & Longmont

    Based in Fort Collins

    61/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.9★ from 487 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 487 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    5616 S College Ave, Fort Collins, CO 80525
    View profile for Nex-Gen Windows & Doors Fort Collins | Window Installers Loveland | Entry Doors Greeley & Longmont(970) 670-3667

  7. #7 3 Bidz Windows and Patio Doors

    Based in Fort Collins

    60/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.9★ from 78 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 78 Google reviews
    Hours
    Mon–Fri 8 AM–6 PM · Sat 9 AM–3 PM · Sun closed
    Address
    155 Boardwalk Dr Suite 400, Fort Collins, CO 80525
    View profile for 3 Bidz Windows and Patio Doors(970) 219-6940

  9. #9 Anchor Auto Glass & Tint

    Based in Loveland, 12 mi away

    59/100CR Score

    Ranked #9 because of its Google rating and trade focus: 4.9★ from 452 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 452 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    Address
    1550 E Eisenhower Blvd, Loveland, CO 80537
    View profile for Anchor Auto Glass & Tint(970) 635-2381

  10. #10 Renewal by Andersen Window Replacement

    Based in Longmont, 27 mi away

    59/100CR Score

    Ranked #10 because of its Google rating and trade focus: 4.7★ from 357 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.7★ from 357 Google reviews
    Hours
    Mon–Thu 6 AM–9 PM · Fri 6 AM–8 PM · Sat–Sun 7 AM–8 PM
    Address
    14330 Longs Peak Ct, Longmont, CO 80504
    View profile for Renewal by Andersen Window Replacement(720) 303-8859

  11. #11 BlueBird Windows & Doors

    Based in Longmont, 31 mi away

    59/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.9★ from 624 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 624 Google reviews
    Hours
    Mon 8 AM–5 PM · Tue–Fri 8 AM–6 PM · Sat 10 AM–4 PM · Sun closed
    Address
    1551 S Sunset St Suite E, Longmont, CO 80501
    View profile for BlueBird Windows & Doors(303) 810-2888

  12. #12 Country Construction LLC

    Based in Fort Collins

    59/100CR Score

    Ranked #12 because of its Google rating and trade focus: 5.0★ from 88 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 88 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat–Sun closed
    View profile for Country Construction LLC(970) 566-3833

  13. #13 HERO exteriors

    Based in Fort Collins

    59/100CR Score

    Ranked #13 because of its Google rating and review volume: 5.0★ from 147 Google reviews.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 147 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2129 Sage Dr, Fort Collins, CO 80524
    View profile for HERO exteriors(970) 393-3595

  15. #15 NoCo Door and Window Guys

    Based in Fort Collins

    58/100CR Score

    Ranked #15 because of its Google rating and trade focus: 4.9★ from 11 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 11 Google reviews
    Hours
    Mon–Sun 8 AM–6 PM
    Address
    502 E Pitkin St Ste 300, Fort Collins, CO 80524
    View profile for NoCo Door and Window Guys(970) 429-5533

  19. #19 The Glass Guru

    Based in Fort Collins

    57/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.6★ from 71 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 71 Google reviews
    Hours
    Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
    Address
    200 Commerce Dr unit e, Fort Collins, CO 80524
    View profile for The Glass Guru(970) 410-2980

  23. #23 The Door Dudes

    Based in Longmont, 26 mi away

    56/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 81 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 81 Google reviews
    Hours
    Mon–Tue 9 AM–5 PM · Wed closed · Thu–Fri 9 AM–5 PM · Sat 9 AM–2 PM · Sun closed
    Address
    4075 Camelot Cir unit 21, Longmont, CO 80504
    View profile for The Door Dudes(303) 746-7200

  24. #24 Lomax Window & Door Co.

    Based in Fort Collins

    56/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.6★ from 44 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.6★ from 44 Google reviews
    Hours
    Mon–Thu 9 AM–5 PM · Fri–Sun closed
    Address
    5748 S College Ave Unit B, Fort Collins, CO 80525
    View profile for Lomax Window & Door Co.(970) 225-3869

  25. #25 Fantastic Customs

    Based in Loveland, 12 mi away

    56/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.9★ from 20 Google reviews, listed on Google as “Window installation service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 20 Google reviews
    Hours
    Mon–Fri 8 AM–8 PM · Sat 9 AM–1 PM · Sun closed
    Address
    1530 N Boise Ave Suite 105 B, Loveland, CO 80538
    View profile for Fantastic Customs(970) 818-8223

Window installers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 105 ranked window installers here; the rest are on their profiles.

window installers in Fort Collins, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Experience Auto Glass LLC564.3★ (73)In Fort Collins
27Prism Glass565.0★ (18)In Fort Collins
28Chateau Window and Shower Enclosure LLC565.0★ (53)13 mi
29All Seasons Roofing and Restoration554.8★ (128)13 mi
30Ethos Roofing & Restoration554.9★ (77)In Fort Collins
31Bellwether Windows, Siding, & Doors555.0★ (16)In Fort Collins
32Window & Siding Outlet554.6★ (102)13 mi
33Auto Glass Ninja LLC554.8★ (47)24 mi
34Glass Doctor of Greeley554.5★ (202)20 mi
35JHJ Window Cleaning, LLC545.0★ (93)16 mi
36Briarcliff Customs LLC545.0★ (10)In Fort Collins
37TNT Home Improvements544.5★ (64)11 mi
38Moffat Glass (formerly Loveland Glass)544.8★ (32)13 mi
39Window Depot USA of Northern Colorado544.8★ (22)13 mi
40Ayers Home Repair - Siding Repair & Window Replacement, Siding Service Contractor534.6★ (22)In Fort Collins
41Meier All County Glass535.0★ (51)27 mi
42Greyrock Window & Door532.8★ (33)In Fort Collins
43Colorado Custom Window Wells534.4★ (7)In Fort Collins
44Pitner Homes534.9★ (17)12 mi
45WestPro Home Exteriors534.9★ (715)29 mi
46AllGuard Windows and Doors Denver535.0★ (3)8 mi
47Colorado Window Experts534.8★ (19)14 mi
48Handy Glass Inc534.2★ (58)13 mi
49Window Well Replacement LLC535.0★ (25)20 mi
50Anything Glass533.5★ (22)In Fort Collins

Also serving Fort Collins

20 more window installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked window installers serving Fort Collins
BusinessGoogle ratingDistance
Ace Handyman Services Boulder & Fort Collins4.9★ (743)In Fort Collins
Arcadian Services LLC5.0★ (7)In Fort Collins
Ascent Custom Services, LLC5.0★ (1)In Fort Collins
Assurance Contractors4.7★ (46)In Fort Collins
Big Forty Painting and Construction Services Fort Collins4.7★ (22)In Fort Collins
Forge & Bow Dwellings5.0★ (9)In Fort Collins
Fort Collins Garage Doors4.9★ (545)In Fort Collins
Fort Collins Heating & Air Conditioning and Plumbing4.9★ (3,171)In Fort Collins
Fort Roof Repairs5.0★ (17)In Fort Collins
Frameworks4.8★ (31)In Fort Collins
Glanz Electrical Contracting, Inc.4.5★ (23)In Fort Collins
HighCraft Builders4.6★ (60)In Fort Collins
Horner Painting4.9★ (277)In Fort Collins
HWG Services Remodeling and General Contractor4.2★ (45)In Fort Collins
Pivotal Contracting5.0★ (2)In Fort Collins
Poudre Valley Home Improvement5.0★ (2)In Fort Collins
Rocky Mountain Roofers & Gutters4.1★ (34)In Fort Collins
Royal T Rooter Services4.9★ (39)In Fort Collins
Superior Fence & Rail of Fort Collins4.9★ (38)In Fort Collins
Tri City Garage Doors LLC4.9★ (264)In Fort Collins

How much do window installers cost in Fort Collins?

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

How much do window installers cost in Fort Collins?
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 Fort Collins window installers

We scored 105 Fort Collins 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 Fort Collins 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 Fort Collins: frequently asked questions

Who is the best window installer in Fort Collins?

By CR Score, the highest-ranked window installer in Fort Collins, CO is One Clear Choice Garage Doors with a CR Score of 66/100. It has 4.9★ from 1,117 Google reviews. It is open 24/7. Columbus Tree & Handyman (#2) and Mike Garage Door Repair Fort Collins (#3) follow. We ranked 105 window installers on ten factors, last updated October 22, 2026.

How many window installers are there in Fort Collins?

ContractorsRanked ranks 105 window installers serving Fort Collins, CO. 25 of them are based in Fort Collins; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which window installers in Fort Collins are open 24/7?

14 ranked window installers in Fort Collins post 24/7 hours. The highest-ranked are One Clear Choice Garage Doors (#1), Columbus Tree & Handyman (#2) and Mike Garage Door Repair Fort Collins (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which window installers in Fort Collins work on weekends?

52 of 105 ranked window installers post Saturday hours and 28 post Sunday hours. The highest-ranked open Saturdays are One Clear Choice Garage Doors (#1), Columbus Tree & Handyman (#2) and AllGuard Windows and Doors Fort Collins (#4). Posted hours are office hours; crews may book weekend jobs separately.

How much does window replacement cost in Fort Collins?

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 Colorado. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Fort Collins window installers have?

The median Google rating among 105 rated window installers in Fort Collins is 4.8★, with a median of 24 reviews. Champion Replacement Windows of Ft. Collins has the most, 1,189 reviews, and ranks #8. 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 Fort Collins count in this ranking?

Yes, if they are within 40 mi of the Fort Collins 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 Fort Collins

  1. October 2026: CR Scores recalculated for 105 window installers serving Fort Collins.
  2. October 2026: 1 duplicate listing merged.

More window installers and Fort Collins pages

Other trades in Fort Collins