The Best Window Cleaning Services in Illinois
We graded 10 companies on seven things customers actually report: satisfaction, reliability, workmanship, value, momentum, track record and how owners handle complaints.
From 10,014 Google reviews of 38 top-rated window cleaning services nationwide; 10 of them in Illinois. Updated October 25, 2026.
Find the right company for your job
Pick the job — we re-rank companies by how customers rated that exact job.
Best window cleaning services in Illinois for power/pressure washing
Clear ✕Job match = this company’s ★ on reviews Google tagged “Power/pressure washing” (shrunk toward the category average when there are few), how many such jobs it has done, and its overall Experts Score.
What customers said about power/pressure washing
Highly reccomend. Showed up when they said they would and did an EXCELLENT Job! Great Communication!
Crew arrived within schedule- easy to discuss variables with - worked efficiently and fast. Very personable and thorough. I’m a repeat customer and will continue to be one. Excellent Job.
The guys showed up and explained what the process would be. They worked quickly and efficiently. I am very happy with the results. My house looks great.
They came when they said they would, and they did an excellent job! AND----there was no mess to clean up after they left! Definitely will call them again!!!!
This was a great experience. They were quick to respond, professional, kind, friendly and the house looks great!
Miles and his associate did a wonderful job power washing my house. This is the 2nd time I have used Midwest and I highly recommend them.
Overall ratings
Experts Score 0–100 and a letter grade per factor (A = top 20% of window cleaning services).
| # | Company | Grade | Satis · Relia · Craft · Value · Momen · Track · Accou | ★ | Typical bill |
|---|---|---|---|---|---|
| 1 | B 69 | ABCACCD | 5.00 | — | |
| 2 | B 61 | ABDBBDD | 4.99 | — | |
| 3 | C 57 | BCBCCDD | 5.00 | — | |
| 4 | C 48 | DAFDABB | 4.93 | — | |
| 5 | C 43 | DCBCFBD | 4.99 | — | |
| 6 | C 40 | DAFFACA | 4.92 | — | |
| 7 | C 40 | DCBDAFF | 4.93 | — | |
| 8 | D 34 | DBFFAFB | 4.91 | $149 | |
| 9 | D 29 | FFCDFAA | 4.89 | — | |
| 10 | F 9 | FFFFDBF | 4.68 | — |
What jobs cost
What customers paid, from the price Google asks reviewers to report.
| Job | Low | Typical | High | Fair |
|---|---|---|---|---|
| Standard cleaning | $137 | $170 | $196 | 96% |
| Deep clean | $201 | $236 | $323 | 100% |
Was the price fair?
All price verdicts left with reviews.
Price verdicts by year
Share calling it great / reasonable / overpriced.
How we grade
Satisfaction (35%) — Recency-weighted star average (2-year half-life), shrunk toward the category mean by review volume.
Reliability (15%) — How rarely jobs go badly: share of 1–2★ reviews in the last 24 months (fewer = better).
Craft & service (20%) — Google review highlights: Quality, Professionalism, Responsiveness, Punctuality — net praise per review.
Value (10%) — Customers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights.
Momentum (8%) — Last 12 months vs lifetime average — improving or slipping.
Track record (7%) — Review volume and years with reviews.
Accountability (5%) — Owner replies to 1–3★ reviews.