61/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 147 Google reviews, listed on Google as “Window cleaning service”.
Best Window Cleaners in Saint Charles, MO (2026)
61 window cleaners ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Saint Charles: A.B.S Window Washing, CR Score 61/100; 5.0★ from 147 Google reviews; open 7 days a week.
- 7
Best for emergencies (open 24/7): Maid 4 Janitorial, posts 24/7 hours; ranked #7 of 61.
- 20
Most-reviewed: Fish Window Cleaning, 1,075 Google reviews at 5.0★, the most of 61 ranked; ranked #20.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
61 Saint Charles window cleaners are ranked here by CR Score, from ten published factors. 6 are open 24/7, 32 open Saturdays and 19 open Sundays, based on posted hours. The median Google rating is 5.0★ across 61 rated businesses.
Top 10 window cleaners in Saint Charles at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | A.B.S Window Washing | 61 | 5.0★ (147) | St. Louis, 7 mi away | Sat · Sun · Evenings | Overall |
| 2 | Window Genie of Chesterfield | 60 | 4.9★ (542) | Chesterfield, 12 mi away | Sat · Sun · Evenings | — |
| 3 | Powerhouse Exterior Cleaning | 59 | 5.0★ (143) | O'Fallon, 11 mi away | Sat · Sun · Evenings | — |
| 4 | Vossome Window Cleaning | 59 | 5.0★ (100) | Saint Charles | — | — |
| 5 | HIVE Window Cleaning & Pressure Washing | 59 | 5.0★ (71) | O'Fallon, 8 mi away | Sat · Sun · Evenings | — |
| 6 | Golden Rule Cleaning and More | 58 | 4.7★ (86) | Saint Charles | — | — |
| 7 | Maid 4 Janitorial | 57 | 4.9★ (16) | St. Louis, 9 mi away | 24/7 | Emergencies |
| 8 | Andy’s Window Cleaning | 57 | 5.0★ (17) | St. Louis, 10 mi away | 24/7 | — |
| 9 | Wave Window Cleaning LLC | 56 | 5.0★ (8) | Saint Charles | Sat | — |
| 10 | JAN-PRO Cleaning & Disinfecting in St. Louis | 56 | 4.8★ (100) | Maryland Heights, 5 mi away | — | — |
The 61 best window cleaners in Saint Charles, 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 Chesterfield, 12 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 542 Google reviews, listed on Google as “Window cleaning service”.
Based in O'Fallon, 11 mi away
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 143 Google reviews, listed on Google as “Window cleaning service”.
Based in Saint Charles
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 100 Google reviews, listed on Google as “Window cleaning service”.
Based in O'Fallon, 8 mi away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 71 Google reviews, listed on Google as “Window cleaning service”.
Based in Saint Charles
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 86 Google reviews, listed on Google as “Window cleaning service”.
Based in St. Louis, 9 mi away
57/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 16 Google reviews, listed on Google as “Window cleaning service”.
Based in St. Louis, 10 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Window cleaning service”.
Based in Saint Charles
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Window cleaning service”.
Based in Maryland Heights, 5 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 100 Google reviews, listed on Google as “Window cleaning service”.
Based in Wentzville, 6 mi away
56/100CR ScoreRanked #11 because of its Google rating and review volume: 5.0★ from 125 Google reviews.
Based in Saint Charles
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 4 Google reviews, listed on Google as “Window cleaning service”.
Based in Saint Charles
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Window cleaning service”.
Based in O'Fallon, 14 mi away
55/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 96 Google reviews, listed on Google as “Window cleaning service”.
Based in O'Fallon, 7 mi away
55/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Window cleaning service”.
Based in Florissant, 5 mi away
55/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Window cleaning service”.
Based in Saint Charles
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 9 Google reviews, listed on Google as “Window cleaning service”.
Based in O'Fallon, 12 mi away
55/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 149 Google reviews, listed on Google as “Window cleaning service”.
Based in St. Louis, 6 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.6★ from 67 Google reviews, listed on Google as “Window cleaning service”.
Based in Ballwin, 13 mi away
55/100CR ScoreRanked #20 because of its Google rating and review volume: 5.0★ from 1,075 Google reviews, the most in Saint Charles.
Based in St. Louis, 14 mi away
54/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 158 Google reviews, listed on Google as “Window cleaning service”.
Based in St. Louis, 10 mi away
54/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Window cleaning service”.
Based in Chesterfield, 11 mi away
54/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 72 Google reviews, listed on Google as “Pressure washing service”.
Based in O'Fallon, 11 mi away
54/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Window cleaning service”.
Based in Saint Charles
53/100CR ScoreRanked #25 because of its Google rating and review volume: 5.0★ from 44 Google reviews.
Window cleaners 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 61 ranked window cleaners here; the rest are on their profiles.
Also serving Saint Charles
20 more window cleaners within 15 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 |
|---|---|---|
| 1st Geneuine Services LLC | 5.0★ (2) | 11 mi |
| A-1WindowCleaning | In Saint Charles | |
| Ambassador Window Cleaning | 5.0★ (2) | 10 mi |
| BPS Cleaning Services | In Saint Charles | |
| BrightHouse Exterior Wash | 5.0★ (1) | 11 mi |
| Buff Up Boys | In Saint Charles | |
| Clear Home Window Cleaning | 5.0★ (2) | In Saint Charles |
| Compassion Cleaning STL LLC | In Saint Charles | |
| Eversafe Restoration | 5.0★ (7) | In Saint Charles |
| Finishing Touches Window Cleaning & General Contracting | 5.0★ (2) | 4 mi |
| First Glass Window Cleaning | 5.0★ (2) | 14 mi |
| Galve Development Group | 5.0★ (2) | 10 mi |
| Grandinetti Services LLC | 5.0★ (2) | 10 mi |
| Jetstream Cleaning | In Saint Charles | |
| MTO Clean - Maid Service | 5.0★ (2) | 11 mi |
| Pristine Window Cleaning | 5.0★ (1) | In Saint Charles |
| SHINE BRIGHT WINDOW CLEANING | 5.0★ (1) | In Saint Charles |
| Two Guys Power Washing | 5.0★ (2) | 10 mi |
| Upsite Facility Services | In Saint Charles | |
| Whalen Power Washing LLC | 5.0★ (2) | 14 mi |
How we ranked Saint Charles window cleaners
We scored 61 Saint Charles window cleaners 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 November 3, 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 Saint Charles 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 cleaners in Saint Charles: frequently asked questions
Who is the best window cleaner in Saint Charles?
By CR Score, the highest-ranked window cleaner in Saint Charles, MO is A.B.S Window Washing with a CR Score of 61/100. It has 5.0★ from 147 Google reviews. It is open 7 days a week. Window Genie of Chesterfield (#2) and Powerhouse Exterior Cleaning (#3) follow. We ranked 61 window cleaners on ten factors, last updated November 3, 2026.
How many window cleaners are there in Saint Charles?
ContractorsRanked ranks 61 window cleaners serving Saint Charles, MO. 9 of them are based in Saint Charles; the rest serve it from nearby towns. Another 20 within 15 mi are listed but not ranked yet. Counts are as of November 2026.
Which window cleaners in Saint Charles are open 24/7?
6 ranked window cleaners in Saint Charles post 24/7 hours. The highest-ranked are Maid 4 Janitorial (#7), Andy’s Window Cleaning (#8) and Show Me State Pressure & Softwashing (#11). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which window cleaners in Saint Charles work on weekends?
32 of 61 ranked window cleaners post Saturday hours and 19 post Sunday hours. The highest-ranked open Saturdays are A.B.S Window Washing (#1), Window Genie of Chesterfield (#2) and Powerhouse Exterior Cleaning (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Saint Charles window cleaners have?
The median Google rating among 61 rated window cleaners in Saint Charles is 5.0★, with a median of 38 reviews. Fish Window Cleaning has the most, 1,075 reviews, and ranks #20. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank window cleaners?
Each window cleaner 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 cleaners outside Saint Charles count in this ranking?
Yes, if they are within 15 mi of the Saint Charles city center, our service radius for window cleaners. 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 cleaners 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 Saint Charles
- November 2026: CR Scores recalculated for 61 window cleaners serving Saint Charles.
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