63/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 93 Google reviews, listed on Google as “Window cleaning service”.
Best Window Cleaners in Grand Terrace, CA (2026)
78 window cleaners ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Grand Terrace: All Seasons Window & Solar Cleaning, CR Score 63/100; 5.0★ from 93 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Bright Spot Cleaning, posts 24/7 hours; ranked #2 of 78.
- 6
Most-reviewed: Affordable Solar Cleaning Pros, 628 Google reviews at 5.0★, the most of 78 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
78 Grand Terrace window cleaners are ranked here by CR Score, from ten published factors. 21 are open 24/7, 62 open Saturdays and 40 open Sundays, based on posted hours. The median Google rating is 5.0★ across 78 rated businesses.
Top 10 window cleaners in Grand Terrace at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | All Seasons Window & Solar Cleaning | 63 | 5.0★ (93) | Redlands, 1 mi away | 24/7 | Overall |
| 2 | Bright Spot Cleaning | 61 | 4.9★ (110) | Colton, 5 mi away | 24/7 | Emergencies |
| 3 | 24HOUR MOBILE DETAIL | 61 | 4.9★ (41) | Bloomington, 5 mi away | 24/7 | — |
| 4 | Gloss Boss Exterior Services | 61 | 5.0★ (13) | San Bernardino, 1 mi away | 24/7 | — |
| 5 | Ultra Shine | 61 | 5.0★ (447) | Riverside, 10 mi away | Sat · Evenings | — |
| 6 | Affordable Solar Cleaning Pros | 61 | 5.0★ (628) | Loma Linda, 5 mi away | 24/7 | Most reviews |
| 7 | Sea of Glass Services | 60 | 5.0★ (142) | Redlands, 7 mi away | Sat | — |
| 8 | Northington Cleaning | 60 | 5.0★ (58) | Riverside, 11 mi away | 24/7 | — |
| 9 | Two Guys Window Cleaning | 59 | 4.9★ (181) | Highland, 8 mi away | Sat | — |
| 10 | A&E'S SOLAR CLEANING | 59 | 5.0★ (49) | Riverside, 3 mi away | Sat · Evenings | — |
The 78 best window cleaners in Grand Terrace, 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 Colton, 5 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 110 Google reviews, listed on Google as “Window cleaning service”.
Based in Bloomington, 5 mi away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “Window cleaning service”.
Based in San Bernardino, 1 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Window cleaning service”.
#5 Ultra Shine
Based in Riverside, 10 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 447 Google reviews, listed on Google as “Window cleaning service”.
Based in Loma Linda, 5 mi away
61/100CR ScoreRanked #6 because of its Google rating and review volume: 5.0★ from 628 Google reviews, the most in Grand Terrace.
Based in Redlands, 7 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 142 Google reviews, listed on Google as “Window cleaning service”.
Based in Riverside, 11 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “Window cleaning service”.
Based in Highland, 8 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 181 Google reviews, listed on Google as “Window cleaning service”.
Based in Riverside, 3 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Window cleaning service”.
Based in San Bernardino, 15 mi away
58/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 151 Google reviews, listed on Google as “Window cleaning service”.
Based in Chino, 7 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Window cleaning service”.
Based in Redlands, 6 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Window cleaning service”.
#14 Drake Services
Based in Ontario, 13 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 103 Google reviews, listed on Google as “Window cleaning service”.
Based in Ontario, 13 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “Window cleaning service”.
Based in Calimesa, 15 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 272 Google reviews, listed on Google as “Window cleaning service”.
Based in Riverside, 6 mi away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Window cleaning service”.
Based in Riverside, 15 mi away
57/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “Window cleaning service”.
Based in Ontario, 5 mi away
57/100CR 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 Redlands, 9 mi away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “Window cleaning service”.
Based in Indio, 8 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Window cleaning service”.
Based in Riverside, 5 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Window cleaning service”.
#23 Sozo Cleaning
Based in Yucaipa, 15 mi away
56/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Window cleaning service”.
Based in Chino Hills, 12 mi away
56/100CR ScoreRanked #24 because of its Google rating and review volume: 5.0★ from 308 Google reviews.
#25 Home Team Ca
Based in Riverside, 6 mi away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Window cleaning service”.
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 78 ranked window cleaners here; the rest are on their profiles.
Also serving Grand Terrace
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 |
|---|---|---|
| Blue Shirt Window Service | 8 mi | |
| Cleantech Services | 5.0★ (2) | 9 mi |
| Clearwater Window and Solar | 7 mi | |
| Final Cleaning Janitorial | 5.0★ (2) | 7 mi |
| Five Star Auto Glass Installations & Rock Chip Repair Service | 5.0★ (2) | 7 mi |
| GS CARPET CLEANING & JANITORIAL SERVICE | 7 mi | |
| H.S. Window Cleaning | 6 mi | |
| Integral Facilities Services | 3.0★ (1) | 9 mi |
| J3 Facility Services | 7 mi | |
| JC Window Cleaning and Services | 5.0★ (2) | 11 mi |
| Moreno Valley Gutter Cleaning Services | 4.0★ (2) | 8 mi |
| MP Services | 5.0★ (1) | 6 mi |
| Professional Glenda’s House Cleaning | 2 mi | |
| Purosole - Solar Panel Cleaning | 5.0★ (2) | 6 mi |
| R&L Washing Services | 5 mi | |
| Relax I'll Clean | 5.0★ (1) | 1 mi |
| Revelation Window Cleaning | 5.0★ (2) | 14 mi |
| Supreme Solar Panel Cleaning | 3.0★ (2) | 3 mi |
| The Clear Choice Window Cleaning | 5.0★ (2) | 15 mi |
| Traverse Window Cleaning | 5.0★ (2) | 11 mi |
How we ranked Grand Terrace window cleaners
We scored 78 Grand Terrace 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 Grand Terrace 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 Grand Terrace: frequently asked questions
Who is the best window cleaner in Grand Terrace?
By CR Score, the highest-ranked window cleaner in Grand Terrace, CA is All Seasons Window & Solar Cleaning with a CR Score of 63/100. It has 5.0★ from 93 Google reviews. It is open 24/7. Bright Spot Cleaning (#2) and 24HOUR MOBILE DETAIL (#3) follow. We ranked 78 window cleaners on ten factors, last updated November 3, 2026.
How many window cleaners are there in Grand Terrace?
ContractorsRanked ranks 78 window cleaners serving Grand Terrace, CA. 1 of them is based in Grand Terrace; 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 Grand Terrace are open 24/7?
21 ranked window cleaners in Grand Terrace post 24/7 hours. The highest-ranked are All Seasons Window & Solar Cleaning (#1), Bright Spot Cleaning (#2) and 24HOUR MOBILE DETAIL (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which window cleaners in Grand Terrace work on weekends?
62 of 78 ranked window cleaners post Saturday hours and 40 post Sunday hours. The highest-ranked open Saturdays are Bright Spot Cleaning (#2), 24HOUR MOBILE DETAIL (#3) and Gloss Boss Exterior Services (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Grand Terrace window cleaners have?
The median Google rating among 78 rated window cleaners in Grand Terrace is 5.0★, with a median of 22 reviews. Affordable Solar Cleaning Pros has the most, 628 reviews, and ranks #6. 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 Grand Terrace count in this ranking?
Yes, if they are within 15 mi of the Grand Terrace 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 Grand Terrace
- November 2026: CR Scores recalculated for 78 window cleaners serving Grand Terrace.
- November 2026: 1 duplicate listing merged.
More window cleaners and Grand Terrace pages
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