61/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 364 Google reviews, listed on Google as “Window cleaning service”.
Best Window Cleaners in Oswego, IL (2026)
39 window cleaners ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Oswego: Flex Wash Window Cleaning, CR Score 61/100; 5.0★ from 364 Google reviews; open 7 days a week.
- 3
Best for emergencies (open 24/7): National SoftWash, Inc, posts 24/7 hours; ranked #3 of 39.
- 3
Most-reviewed: National SoftWash, Inc, 509 Google reviews at 4.8★, the most of 39 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
39 Oswego window cleaners are ranked here by CR Score, from ten published factors. 8 are open 24/7, 30 open Saturdays and 14 open Sundays, based on posted hours. The median Google rating is 4.9★ across 39 rated businesses.
Top 10 window cleaners in Oswego at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Flex Wash Window Cleaning | 61 | 5.0★ (364) | Warrenville, 13 mi away | Sat · Sun · Evenings | Overall |
| 2 | Caleb's Power Wash | 58 | 5.0★ (48) | Aurora, 6 mi away | Sat · Evenings | — |
| 3 | National SoftWash, Inc | 58 | 4.8★ (509) | Plainfield, 8 mi away | 24/7 | Emergencies, Most reviews |
| 4 | ROCKiN Window Cleaning & Detailing (DuPage County) | 58 | 5.0★ (156) | Naperville, 12 mi away | Sat | — |
| 5 | Trust Cleaning Company | 58 | 5.0★ (29) | Aurora, 11 mi away | 24/7 | — |
| 6 | The Maids of the Southwestern Suburbs | 58 | 4.9★ (189) | Plainfield, 8 mi away | — | — |
| 7 | The Essential Housekeeping | 57 | 4.4★ (60) | Aurora, 3 mi away | Sat | — |
| 8 | Family Window Washing & Gutter Cleaning | 57 | 5.0★ (182) | Naperville, 10 mi away | Sat · Sun · Evenings | — |
| 9 | Perfection Power-Washing LLC | 57 | 5.0★ (67) | Aurora, 10 mi away | Sat | — |
| 10 | Denisses Cleaning Services | 57 | 4.6★ (101) | Aurora, 8 mi away | Sat | — |
The 39 best window cleaners in Oswego, 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 Aurora, 6 mi away
58/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Window cleaning service”.
Based in Plainfield, 8 mi away
58/100CR ScoreRanked #3 because of its Google rating and review volume: 4.8★ from 509 Google reviews, the most in Oswego.
Based in Naperville, 12 mi away
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 156 Google reviews, listed on Google as “Window cleaning service”.
Based in Aurora, 11 mi away
58/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Window cleaning service”.
Based in Plainfield, 8 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 189 Google reviews, listed on Google as “Window cleaning service”.
Based in Aurora, 3 mi away
57/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.4★ from 60 Google reviews, listed on Google as “Window cleaning service”.
Based in Naperville, 10 mi away
57/100CR ScoreRanked #8 because of its Google rating and review volume: 5.0★ from 182 Google reviews.
Based in Aurora, 10 mi away
57/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Window cleaning service”.
Based in Aurora, 8 mi away
57/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.6★ from 101 Google reviews, listed on Google as “Window cleaning service”.
Based in North Aurora, 8 mi away
57/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 104 Google reviews, listed on Google as “Window cleaning service”.
Based in Naperville, 11 mi away
56/100CR ScoreRanked #12 because of its Google rating and review volume: 4.8★ from 232 Google reviews.
Based in Downers Grove, 14 mi away
56/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “Window cleaning service”.
Based in Oswego
56/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Window cleaning service”.
Based in Aurora, 7 mi away
56/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 52 Google reviews, listed on Google as “Window cleaning service”.
Based in Aurora, 7 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 37 Google reviews, listed on Google as “Window cleaning service”.
Based in Oak Lawn, 14 mi away
56/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Window cleaning service”.
#18 Exstream Clean
Based in Oswego
56/100CR ScoreRanked #18 because of its Google rating and review volume: 4.8★ from 126 Google reviews.
Based in Aurora, 9 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Window cleaning service”.
Based in Geneva, 14 mi away
55/100CR ScoreRanked #20 because of its Google rating and review volume: 4.8★ from 92 Google reviews.
Based in Joliet, 13 mi away
53/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.1★ from 22 Google reviews, listed on Google as “Window cleaning service”.
Based in Naperville, 10 mi away
53/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Window cleaning service”.
Based in Aurora, 9 mi away
53/100CR ScoreRanked #23 because of its Google rating and review volume: 5.0★ from 41 Google reviews.
Based in Naperville, 12 mi away
53/100CR ScoreRanked #24 because of its Google rating and review volume: 4.6★ from 264 Google reviews.
Based in Joliet, 10 mi away
52/100CR ScoreRanked #25 because of its Google rating and review volume: 4.9★ from 166 Google reviews.
All 39 window cleaners
#1 to #25 are shown in full above. Here are #26 to #39, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Amote Cleaning Services | 52 | 5.0★ (124) | 14 mi |
| 27 | Amazing Window Cleaning and Gutters LLC | 52 | 4.9★ (38) | 10 mi |
| 28 | Allison Window Cleaning | 51 | 5.0★ (5) | 15 mi |
| 29 | Dunn-Rite Window Cleaning Inc | 51 | 4.2★ (5) | 6 mi |
| 30 | Illi Cleaning LLC | 50 | 5.0★ (18) | 12 mi |
| 31 | Tomo Services Inc. | 50 | 5.0★ (7) | 15 mi |
| 32 | Anderson Window & Gutter Cleaning | 50 | 4.9★ (136) | 14 mi |
| 33 | Pioneer Window Washing | 50 | 4.2★ (5) | 13 mi |
| 34 | AJ pressure washing LLC | 49 | 4.8★ (18) | 7 mi |
| 35 | Home Buddies LLC | 49 | 5.0★ (12) | 14 mi |
| 36 | EuroMaids | 48 | 4.6★ (67) | 12 mi |
| 37 | R&A House Cleaning and services | 48 | 4.3★ (53) | 13 mi |
| 38 | Fish Window Cleaning | 48 | 4.1★ (9) | 15 mi |
| 39 | S&K Building Services | 44 | 5.0★ (14) | 15 mi |
Also serving Oswego
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 |
|---|---|---|
| A Lindoo Building Maintenance, Ltd | 5.0★ (1) | 6 mi |
| AC&C House Window Cleaning | 5 mi | |
| Allbrite Window Cleaning | 2.0★ (2) | 14 mi |
| America Power Wash | 5.0★ (1) | 6 mi |
| Art's Carpet Cleaning & Electrical Services | 5.0★ (1) | 11 mi |
| Crystal Clean Windows | 7 mi | |
| CWC Window Cleaning | 5.0★ (2) | 14 mi |
| D&A WINDOW WASHING AND GUTTER CLEANING | 5.0★ (2) | 11 mi |
| Daily Gutters | 5.0★ (1) | 14 mi |
| Glass Champions Window Cleaning | 5.0★ (1) | 1 mi |
| Green Choice Window Cleaning & Gutter Cleaning | 5.0★ (1) | 10 mi |
| Indigo Handyman Services | 5.0★ (1) | In Oswego |
| Jackson Window Services | 5.0★ (2) | 12 mi |
| Lucid Exteriors LLC | 5.0★ (1) | 14 mi |
| Patrick Scroggins Window Washing | 5.0★ (1) | 11 mi |
| Penguin Cleaning Services | 5.0★ (2) | 9 mi |
| Royal Vista Window Treatments | 6 mi | |
| Spotless Clean Janitorial and Window Cleaning Services | 5.0★ (1) | 13 mi |
| Twins Window Cleaning | 5.0★ (1) | 14 mi |
| Wash Pros of Illinois | 5.0★ (622) | In Oswego |
How we ranked Oswego window cleaners
We scored 39 Oswego 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 Oswego 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 Oswego: frequently asked questions
Who is the best window cleaner in Oswego?
By CR Score, the highest-ranked window cleaner in Oswego, IL is Flex Wash Window Cleaning with a CR Score of 61/100. It has 5.0★ from 364 Google reviews. It is open 7 days a week. Caleb's Power Wash (#2) and National SoftWash, Inc (#3) follow. We ranked 39 window cleaners on ten factors, last updated November 3, 2026.
How many window cleaners are there in Oswego?
ContractorsRanked ranks 39 window cleaners serving Oswego, IL. 2 of them are based in Oswego; 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 Oswego are open 24/7?
8 ranked window cleaners in Oswego post 24/7 hours. The highest-ranked are National SoftWash, Inc (#3), Trust Cleaning Company (#5) and LFG Wash Pressure Washing and Window Washing (#20). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which window cleaners in Oswego work on weekends?
30 of 39 ranked window cleaners post Saturday hours and 14 post Sunday hours. The highest-ranked open Saturdays are Flex Wash Window Cleaning (#1), Caleb's Power Wash (#2) and National SoftWash, Inc (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Oswego window cleaners have?
The median Google rating among 39 rated window cleaners in Oswego is 4.9★, with a median of 50 reviews. National SoftWash, Inc has the most, 509 reviews, and ranks #3. 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 Oswego count in this ranking?
Yes, if they are within 15 mi of the Oswego 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 Oswego
- November 2026: CR Scores recalculated for 39 window cleaners serving Oswego.
- November 2026: 1 duplicate listing merged.
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