65/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 447 Google reviews, listed on Google as “Swimming pool repair service”.
Best Pool Builders in Glen Avon, CA (2026)
684 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Glen Avon: PoolGenX, CR Score 65/100; 4.8★ from 447 Google reviews; open 24/7.
- 8
Best for emergencies (open 24/7): ORCA Pool Cleaning Service and Maintenance, posts 24/7 hours; ranked #8 of 684.
- 2
Most-reviewed: Inland Empire Hot Spring Spas, 773 Google reviews at 4.9★, the most of 684 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
684 Glen Avon pool builders are ranked here by CR Score, from ten published factors. 67 are open 24/7, 407 open Saturdays and 202 open Sundays, based on posted hours. The median Google rating is 4.8★ across 684 rated businesses.
Top 10 pool builders in Glen Avon at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | PoolGenX | 65 | 4.8★ (447) | Riverside, 7 mi away | 24/7 | Overall |
| 2 | Inland Empire Hot Spring Spas | 63 | 4.9★ (773) | Moreno Valley, 18 mi away | Sat · Sun | Most reviews |
| 3 | VINYL POOL PROS | 62 | 4.9★ (156) | Rancho Cucamonga, 9 mi away | Sat · Sun | — |
| 4 | Gary's Swimming Pool Supplies | 61 | 4.7★ (220) | Upland, 13 mi away | Sat · Sun | — |
| 5 | Saddleback Mountain pool and spa service | 61 | 5.0★ (253) | Rancho Santa Margarita, 26 mi away | Sat · Sun · Evenings | — |
| 6 | Tak-It-EZ Pool & Spa | 61 | 4.7★ (125) | Fontana, 7 mi away | Sat · Sun | — |
| 7 | CR Quality Pool Service - Professional Pool Maintenance Service | 60 | 4.8★ (100) | Moreno Valley, 10 mi away | Sat · Sun · Evenings | — |
| 8 | ORCA Pool Cleaning Service and Maintenance | 59 | 5.0★ (31) | Rancho Cucamonga, 12 mi away | 24/7 | Emergencies |
| 9 | Precision Pool Tile Cleaning INC. | 59 | 5.0★ (164) | Eastvale, 5 mi away | — | — |
| 10 | Argus Pool Supplies, Service & Repairs | 59 | 4.7★ (72) | Riverside, 8 mi away | Sat · Sun | — |
The 684 best pool builders in Glen Avon, 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 Moreno Valley, 18 mi away
63/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 773 Google reviews, the most in Glen Avon.
Based in Rancho Cucamonga, 9 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 156 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Upland, 13 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.7★ from 220 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Rancho Santa Margarita, 26 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 253 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Fontana, 7 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 125 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Moreno Valley, 10 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 100 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Rancho Cucamonga, 12 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 31 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Eastvale, 5 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 164 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Riverside, 8 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.7★ from 72 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Riverside, 7 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Riverside, 3 mi away
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.1★ from 50 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Fontana, 5 mi away
59/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.4★ from 84 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Ontario, 8 mi away
59/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Rancho Cucamonga, 9 mi away
59/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 176 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Rancho Cucamonga, 9 mi away
59/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Claremont, 15 mi away
59/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 63 Google reviews, listed on Google as “Swimming pool contractor”.
#18 AQUA POOL PRO
Based in Rancho Cucamonga, 10 mi away
59/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Big Bear Lake, 37 mi away
58/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 92 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Fontana, 8 mi away
58/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 36 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Rancho Cucamonga, 11 mi away
58/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.4★ from 89 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Riverside, 7 mi away
58/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.7★ from 87 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Riverside, 4 mi away
58/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.4★ from 14 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Redlands, 22 mi away
58/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Chino Hills, 16 mi away
58/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 46 Google reviews, listed on Google as “Swimming pool contractor”.
Pool builders 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 684 ranked pool builders here; the rest are on their profiles.
Also serving Glen Avon
20 more pool builders within 40 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 |
|---|---|---|
| Baja Pool Service, LLC | 3.0★ (2) | 6 mi |
| Bigums Pool Services | 5.0★ (2) | 8 mi |
| Blue Pool Services | 1.0★ (2) | 8 mi |
| CnC Pool Construction, LLC | 5.0★ (2) | 10 mi |
| Commercial Pool Spa Services | 3.0★ (2) | 8 mi |
| Coolwater Pools and Landscape | 5.0★ (2) | 9 mi |
| Corey Pool Care | 5.0★ (2) | 11 mi |
| Crystal Blue Pools & Spas | 4.5★ (2) | 15 mi |
| Elite Pool Designs, Inc | 5.0★ (2) | 9 mi |
| Golden Leaf Construction, Inc. | 5.0★ (2) | 7 mi |
| Griff's Pools and Spas | 5.0★ (2) | 13 mi |
| Modern Builder Inc. | 5.0★ (2) | 5 mi |
| Modern Paving | 5.0★ (2) | 13 mi |
| Oscar's Swimming Pool Service | 5.0★ (2) | 14 mi |
| OSHI Construction Inc. | 5.0★ (2) | 8 mi |
| Rancho Cucamonga Pool Contractors | 5.0★ (2) | 8 mi |
| Ryan's Pool & Spa | 3.0★ (2) | 6 mi |
| Surface Renewal Pool Tile Cleaning Inc. | 1.0★ (2) | 9 mi |
| Vertical Pools | 5.0★ (2) | 10 mi |
| Water Visuals | 5.0★ (2) | 13 mi |
How we ranked Glen Avon pool builders
We scored 684 Glen Avon pool builders 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 Glen Avon 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 |
Pool builders in Glen Avon: frequently asked questions
Who is the best pool builder in Glen Avon?
By CR Score, the highest-ranked pool builder in Glen Avon, CA is PoolGenX with a CR Score of 65/100. It has 4.8★ from 447 Google reviews. It is open 24/7. Inland Empire Hot Spring Spas (#2) and VINYL POOL PROS (#3) follow. We ranked 684 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Glen Avon?
ContractorsRanked ranks 684 pool builders serving Glen Avon, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Glen Avon are open 24/7?
67 ranked pool builders in Glen Avon post 24/7 hours. The highest-ranked are PoolGenX (#1), ORCA Pool Cleaning Service and Maintenance (#8) and Moe's Pool And Spa Service (#12). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Glen Avon work on weekends?
407 of 684 ranked pool builders post Saturday hours and 202 post Sunday hours. The highest-ranked open Saturdays are PoolGenX (#1), Inland Empire Hot Spring Spas (#2) and VINYL POOL PROS (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Glen Avon pool builders have?
The median Google rating among 684 rated pool builders in Glen Avon is 4.8★, with a median of 13 reviews. Inland Empire Hot Spring Spas has the most, 773 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank pool builders?
Each pool builder 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 pool builders outside Glen Avon count in this ranking?
Yes, if they are within 40 mi of the Glen Avon city center, our service radius for pool builders. 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 pool builders 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 Glen Avon
- November 2026: CR Scores recalculated for 684 pool builders serving Glen Avon.
- November 2026: 6 duplicate listings merged.
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