62/100CR Score
Ranked #1 because of its Google rating and review volume: 5.0★ from 536 Google reviews, the most in Germantown.
Best Window Cleaners in Germantown, MD (2026)
65 window cleaners ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Germantown: Window Genie of Loudoun - North Fairfax, CR Score 62/100; 5.0★ from 536 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Capital Clean Care, posts 24/7 hours; ranked #2 of 65.
- 31
Most-reviewed: Window Genie of Frederick, 504 Google reviews at 4.8★, the most of 65 ranked after Window Genie of Loudoun - North Fairfax; ranked #31.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
65 Germantown window cleaners are ranked here by CR Score, from ten published factors. 19 are open 24/7, 51 open Saturdays and 26 open Sundays, based on posted hours. The median Google rating is 5.0★ across 65 rated businesses.
Top 10 window cleaners in Germantown at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Window Genie of Loudoun - North Fairfax | 62 | 5.0★ (536) | Sterling, 13 mi away | Sat · Sun · Evenings | Overall |
| 2 | Capital Clean Care | 60 | 5.0★ (54) | Rockville, 8 mi away | 24/7 | Emergencies |
| 3 | Rolling Suds of Montgomery County | 60 | 4.8★ (75) | Rockville, 9 mi away | 24/7 | — |
| 4 | Superior Pressure Washing | 60 | 5.0★ (176) | Rockville, 8 mi away | Sat | — |
| 5 | Window Genie of Bethesda | 60 | 4.9★ (318) | Silver Spring, 14 mi away | 24/7 | — |
| 6 | Crystal View Window Cleaning Company | 58 | 4.9★ (19) | Rockville, 3 mi away | 24/7 | — |
| 7 | Lilly's Cleaning Service, Inc. | 58 | 4.7★ (157) | Gaithersburg, 3 mi away | — | — |
| 8 | Between Cleaning LLC | 58 | 5.0★ (101) | Rockville, 9 mi away | Sat | — |
| 9 | Ashburn Windows and General Cleaning Services | 58 | 5.0★ (45) | Reston, 13 mi away | 24/7 | — |
| 10 | KEVCO Building Services Inc | 58 | 4.7★ (39) | Gaithersburg, 6 mi away | Sat · Sun | — |
The 65 best window cleaners in Germantown, 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 Rockville, 8 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Window cleaning service”.
Based in Rockville, 9 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 75 Google reviews, listed on Google as “Window cleaning service”.
Based in Rockville, 8 mi away
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 176 Google reviews, listed on Google as “Window cleaning service”.
Based in Silver Spring, 14 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 318 Google reviews, listed on Google as “Window cleaning service”.
Based in Rockville, 3 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 19 Google reviews, listed on Google as “Window cleaning service”.
Based in Gaithersburg, 3 mi away
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 157 Google reviews, listed on Google as “Window cleaning service”.
Based in Rockville, 9 mi away
58/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 101 Google reviews, listed on Google as “Window cleaning service”.
Based in Reston, 13 mi away
58/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Window cleaning service”.
Based in Gaithersburg, 6 mi away
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.7★ from 39 Google reviews, listed on Google as “Window cleaning service”.
Based in Gaithersburg, 6 mi away
58/100CR ScoreRanked #11 because of its Google rating and review volume: 4.8★ from 349 Google reviews.
Based in Germantown
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Pressure washing service”.
Based in Gaithersburg, 2 mi away
57/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Window cleaning service”.
Based in Rockville, 7 mi away
56/100CR ScoreRanked #14 because of its Google rating and review volume: 5.0★ from 118 Google reviews.
#15 Maids To Serve
Based in Washington, D.C., 4 mi away
56/100CR ScoreRanked #15 because of its Google rating and review volume: 4.9★ from 171 Google reviews.
Based in Bethesda, 13 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 215 Google reviews, listed on Google as “Window cleaning service”.
Based in Clarksburg, 4 mi away
56/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Window cleaning service”.
Based in Rockville, 12 mi away
56/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Window cleaning service”.
Based in Silver Spring, 13 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Window cleaning service”.
Based in Frederick, 12 mi away
55/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.6★ from 78 Google reviews, listed on Google as “Window cleaning service”.
Based in Leesburg, 14 mi away
55/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 79 Google reviews, listed on Google as “Window cleaning service”.
Based in Rockville, 4 mi away
55/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Window cleaning service”.
Based in Sterling, 13 mi away
54/100CR ScoreRanked #23 because of its Google rating and review volume: 4.7★ from 365 Google reviews.
Based in Sterling, 13 mi away
54/100CR ScoreRanked #24 because of its Google rating and review volume: 4.6★ from 459 Google reviews.
Based in Rockville, 7 mi away
54/100CR ScoreRanked #25 because of its Google rating and review volume: 4.9★ from 81 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 65 ranked window cleaners here; the rest are on their profiles.
Also serving Germantown
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 |
|---|---|---|
| Black Ops Cleaning Company | 5.0★ (2) | 11 mi |
| Clean & Polish Building Solutions | 6 mi | |
| Davis Window Cleaning | 5.0★ (1) | 4 mi |
| Eden Haus | 4 mi | |
| Express Exterior Cleaning | 4 mi | |
| Fish Window Cleaning | 5.0★ (2) | 3 mi |
| Gaithersburg GlassGleam | 4 mi | |
| Good Life Maids LLC | 5.0★ (1) | In Germantown |
| High Pro Power Washing Service Inc | 4 mi | |
| J&M Professional Cleaning Service | In Germantown | |
| JASSMIN Home & Building Services INC. | 5.0★ (1) | 9 mi |
| KD Pro Window Cleaning | 5.0★ (1) | 8 mi |
| Lisseth Cleaning Services | 5.0★ (1) | 10 mi |
| Machris Cleaning Service - Gaithersburg | 5.0★ (1) | 6 mi |
| My House Cleaning Service of Great Falls | 5.0★ (2) | 12 mi |
| Natali Cleaning Services | 2.0★ (1) | 15 mi |
| SIDING REAL CLEAN | 6 mi | |
| Squeaky's Window Cleaning | In Germantown | |
| Value Gutter services's INC | 5.0★ (4) | In Germantown |
| Zero Dirt | In Germantown |
How we ranked Germantown window cleaners
We scored 65 Germantown 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 Germantown 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 Germantown: frequently asked questions
Who is the best window cleaner in Germantown?
By CR Score, the highest-ranked window cleaner in Germantown, MD is Window Genie of Loudoun - North Fairfax with a CR Score of 62/100. It has 5.0★ from 536 Google reviews. It is open 7 days a week. Capital Clean Care (#2) and Rolling Suds of Montgomery County (#3) follow. We ranked 65 window cleaners on ten factors, last updated November 3, 2026.
How many window cleaners are there in Germantown?
ContractorsRanked ranks 65 window cleaners serving Germantown, MD. 2 of them are based in Germantown; 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 Germantown are open 24/7?
19 ranked window cleaners in Germantown post 24/7 hours. The highest-ranked are Capital Clean Care (#2), Rolling Suds of Montgomery County (#3) and Window Genie of Bethesda (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which window cleaners in Germantown work on weekends?
51 of 65 ranked window cleaners post Saturday hours and 26 post Sunday hours. The highest-ranked open Saturdays are Window Genie of Loudoun - North Fairfax (#1), Capital Clean Care (#2) and Rolling Suds of Montgomery County (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Germantown window cleaners have?
The median Google rating among 65 rated window cleaners in Germantown is 5.0★, with a median of 33 reviews. Window Genie of Loudoun - North Fairfax has the most, 536 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 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 Germantown count in this ranking?
Yes, if they are within 15 mi of the Germantown 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 Germantown
- November 2026: CR Scores recalculated for 65 window cleaners serving Germantown.
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