58/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 186 Google reviews, the most in Charles City.
- 4.8★ from 186 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 1300 1/2 S Taft Ave, Mason City, IA 50401
Best Window Installers in Charles City, IA (2026)
11 window installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Charles City: Window World of Mason City, CR Score 58/100; 4.8★ from 186 Google reviews.
- 2
Most-reviewed: The Window Source of Mason City, 86 Google reviews at 5.0★, the most of 11 ranked after Window World of Mason City; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
11 Charles City window installers are ranked here by CR Score, from ten published factors. 2 open Saturdays, based on posted hours. The median Google rating is 4.8★ across 11 rated businesses.
Top 10 window installers in Charles City at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Window World of Mason City | 58 | 4.8★ (186) | Mason City, 29 mi away | — | Overall |
| 2 | The Window Source of Mason City | 57 | 5.0★ (86) | Mason City, 28 mi away | — | Most reviews |
| 3 | Mason City Glass Service | 53 | 4.7★ (24) | Mason City, 27 mi away | — | — |
| 4 | Dedic Home Improvement LLC | 52 | 5.0★ (8) | Cedar Falls, 33 mi away | Sat | — |
| 5 | Tell Construction | 48 | 4.6★ (25) | Mason City, 28 mi away | Sat | — |
| 6 | Renewal by Andersen of the Cedar Valley | 47 | 3.5★ (4) | Waterloo, 38 mi away | — | — |
| 7 | Koch Construction | 45 | 4.7★ (24) | Cedar Falls, 38 mi away | — | — |
| 8 | South Construction and Insulation LLC | 45 | 5.0★ (10) | Waverly, 32 mi away | — | — |
| 9 | Midwest Best Exteriors & More | 44 | 5.0★ (9) | Cedar Falls, 35 mi away | — | — |
| 10 | 2 Guys Interior Focus | 44 | 4.8★ (6) | Waverly, 26 mi away | — | — |
The 11 best window installers in Charles City, 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.
Based in Mason City, 28 mi away
57/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 86 Google reviews, listed on Google as “Window installation service”.
- 5.0★ from 86 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 1521 15th St SW, Mason City, IA 50401
Based in Mason City, 27 mi away
53/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 24 Google reviews, listed on Google as “Window installation service”.
- 4.7★ from 24 Google reviews
- Hours
- Mon–Thu 8 AM–5 PM · Fri 8 AM–4:30 PM · Sat–Sun closed
- Address
- 2127 S Federal Ave, Mason City, IA 50401
Based in Cedar Falls, 33 mi away
52/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Window installation service”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun closed
Based in Mason City, 28 mi away
48/100CR ScoreRanked #5 because of its Google rating and review volume: 4.6★ from 25 Google reviews.
- 4.6★ from 25 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat 7 AM–12 PM · Sun closed
- Address
- 514 N Monroe Ave, Mason City, IA 50401
Based in Waterloo, 38 mi away
47/100CR ScoreRanked #6 because of its Google rating and trade focus: 3.5★ from 4 Google reviews, listed on Google as “Window installation service”.
- 3.5★ from 4 Google reviews
- Hours
- Mon–Wed 8 AM–5 PM · Thu 9 AM–5 PM · Fri 8 AM–3 PM · Sat–Sun closed
- Address
- 3900 Leversee Rd, Waterloo, IA 50703
Based in Cedar Falls, 38 mi away
45/100CR ScoreRanked #7 because of its Google rating and review volume: 4.7★ from 24 Google reviews.
- 4.7★ from 24 Google reviews
- Hours
- Mon–Fri 7 AM–4:30 PM · Sat–Sun closed
- Address
- 215 E Main St, Cedar Falls, IA 50613
Based in Waverly, 32 mi away
45/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Construction company”.
- 5.0★ from 10 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 151 Forrest Ave, Denver, IA 50622
Based in Cedar Falls, 35 mi away
44/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 9 Google reviews
- Hours
- Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
- Address
- 1040 W Cedar Wapsi Rd, Cedar Falls, IA 50613
Based in Waverly, 26 mi away
44/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 6 Google reviews, listed on Google as “Flooring contractor”.
- 4.8★ from 6 Google reviews
- Hours
- Mon–Fri 10 AM–5 PM · Sat–Sun closed
- Address
- 1200 10th Ave SW, Waverly, IA 50677
Based in Clear Lake, 36 mi away
41/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Contractor”.
- 5.0★ from 3 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 801 6th Ave S, Clear Lake, IA 50428
Also serving Charles City
12 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.
| Business | Google rating | Distance |
|---|---|---|
| Clear Choice Exteriors | 19 mi | |
| David's Handyman Service | 32 mi | |
| Do-It-All Services, L.L.C. | 4.8★ (9) | In Charles City |
| Don's Construction | In Charles City | |
| Double Z Garage Doors LLC | 5.0★ (1) | In Charles City |
| Globe Siding Insulation-Window | 4.0★ (1) | 27 mi |
| Home Improvement Company LLC | 29 mi | |
| Inspire Homes and Exteriors | 5.0★ (6) | In Charles City |
| Kellogg Construction Inc. | 4.5★ (6) | In Charles City |
| Litterer Window & Siding Co | 1.0★ (1) | In Charles City |
| Morton Buildings, Inc. | 5.0★ (2) | In Charles City |
| T-J Service Inc. | 4.4★ (41) | In Charles City |
How much do window installers cost in Charles City?
Typical prices in USD, adjusted for Iowa with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Window replacement | $3,550 | $7,580 | $12,220 | Per project (several windows): typical range of customer-reported projects. US national range × 1.03 West North Central factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Charles City window installers
We scored 11 Charles City 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.
| Factor | Weight | Computed from | In Charles City data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Window installers in Charles City: frequently asked questions
Who is the best window installer in Charles City?
By CR Score, the highest-ranked window installer in Charles City, IA is Window World of Mason City with a CR Score of 58/100. It has 4.8★ from 186 Google reviews. The Window Source of Mason City (#2) and Mason City Glass Service (#3) follow. We ranked 11 window installers on ten factors, last updated October 22, 2026.
How many window installers are there in Charles City?
ContractorsRanked ranks 11 window installers serving Charles City, IA. Another 12 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which window installers in Charles City work on weekends?
2 of 11 ranked window installers post Saturday hours. The highest-ranked open Saturdays are Dedic Home Improvement LLC (#4) and Tell Construction (#5). Posted hours are office hours; crews may book weekend jobs separately.
How much does window replacement cost in Charles City?
Window replacement typically costs $3,550 to $12,220, with $7,580 typical (Per project (several windows): typical range of customer-reported projects. US national range × 1.03 West North Central factor (2025 Cost vs. Value Report)). The range is adjusted for Iowa. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Charles City window installers have?
The median Google rating among 11 rated window installers in Charles City is 4.8★, with a median of 10 reviews. Window World of Mason City has the most, 186 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 Charles City count in this ranking?
Yes, if they are within 40 mi of the Charles City 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.
Can window installers pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Charles City
- October 2026: CR Scores recalculated for 11 window installers serving Charles City.
More window installers and Charles City pages
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