63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 103 Google reviews, listed on Google as “Swimming pool repair service”.
Best Pool Builders in South El Monte, CA (2026)
839 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in South El Monte: Glendale Pool Repair&Leaks, CR Score 63/100; 4.9★ from 103 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): PoolGenX, posts 24/7 hours; ranked #2 of 839.
- 2
Most-reviewed: PoolGenX, 447 Google reviews at 4.8★, the most of 839 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
839 South El Monte pool builders are ranked here by CR Score, from ten published factors. 110 are open 24/7, 501 open Saturdays and 277 open Sundays, based on posted hours. The median Google rating is 4.9★ across 839 rated businesses.
Top 10 pool builders in South El Monte at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Glendale Pool Repair&Leaks | 63 | 4.9★ (103) | Glendale, 13 mi away | 24/7 | Overall |
| 2 | PoolGenX | 62 | 4.8★ (447) | Riverside, 36 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Pool Builder Arcadia | 62 | 5.0★ (68) | Arcadia, 7 mi away | Sat · Sun · Evenings | — |
| 4 | Encore Builders - Outdoor Living | 61 | 5.0★ (177) | Canoga Park, 34 mi away | 24/7 | — |
| 5 | FC Pool | 61 | 4.7★ (146) | Los Angeles, 22 mi away | 24/7 | — |
| 6 | Royal Globe Pool Construction | 61 | 4.9★ (81) | Los Angeles, 19 mi away | 24/7 | — |
| 7 | Gary's Swimming Pool Supplies | 61 | 4.7★ (220) | Upland, 21 mi away | Sat · Sun | — |
| 8 | Timeless Builds - Swimming Pool Contractor Los Angeles | 61 | 4.9★ (71) | Los Angeles, 21 mi away | 24/7 | — |
| 9 | Ultimate Pool Guy | 60 | 5.0★ (73) | Sherman Oaks, 25 mi away | 24/7 | — |
| 10 | Living Water Pool Service | 60 | 5.0★ (272) | La Cañada Flintridge, 14 mi away | — | — |
The 839 best pool builders in South El Monte, 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.
#2 PoolGenX
Based in Riverside, 36 mi away
62/100CR ScoreRanked #2 because of its Google rating and review volume: 4.8★ from 447 Google reviews, the most in South El Monte.
Based in Arcadia, 7 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 68 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Canoga Park, 34 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 177 Google reviews, listed on Google as “Swimming pool contractor”.
#5 FC Pool
Based in Los Angeles, 22 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.7★ from 146 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Los Angeles, 19 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 81 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Upland, 21 mi away
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 220 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Los Angeles, 21 mi away
61/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 71 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Sherman Oaks, 25 mi away
60/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 73 Google reviews, listed on Google as “Swimming pool contractor”.
Based in La Cañada Flintridge, 14 mi away
60/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 272 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Sunland, 21 mi away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 113 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Los Angeles, 21 mi away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 88 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Torrance, 20 mi away
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 56 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Studio City, 20 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 109 Google reviews, listed on Google as “Swimming pool repair service”.
Based in North Hills, 27 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 153 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Marina del Rey, 25 mi away
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 127 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Rancho Santa Margarita, 38 mi away
60/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 253 Google reviews, listed on Google as “Swimming pool contractor”.
#18 VINYL POOL PROS
Based in Rancho Cucamonga, 28 mi away
60/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 156 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Beverly Hills, 20 mi away
60/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ from 115 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Culver City, 20 mi away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 108 Google reviews, listed on Google as “Swimming pool repair service”.
Based in La Cañada Flintridge, 14 mi away
60/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 58 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Sunland, 21 mi away
60/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 104 Google reviews, listed on Google as “Swimming pool repair service”.
Based in La Puente, 6 mi away
60/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.4★ from 74 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Northridge, 32 mi away
59/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 93 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Culver City, 20 mi away
59/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 40 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 839 ranked pool builders here; the rest are on their profiles.
Also serving South El Monte
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 |
|---|---|---|
| Baccaro Pool Service | 2.5★ (2) | 6 mi |
| BP Pool Service | 5.0★ (2) | 2 mi |
| CaliPoolTechs | 5.0★ (2) | 10 mi |
| Castillo Pool Service | 5.0★ (2) | 10 mi |
| Condor Inc | 5.0★ (2) | 2 mi |
| Crystal Clear Pool Solutions | 3.0★ (2) | 4 mi |
| Daniels Pools Services | 3.0★ (2) | 4 mi |
| Gardens Inc | 5.0★ (2) | 5 mi |
| Gonzalez Pool Plastering | 3.0★ (2) | 8 mi |
| L.A Cover Guy | 2.0★ (2) | 7 mi |
| mission pool & spa | 3.0★ (2) | 9 mi |
| MSN POOL PLASTERING CONSTRUCTION | 5.0★ (2) | 7 mi |
| Nexus Pool Construction | 5.0★ (2) | 8 mi |
| Pacific Custom Pools Inc | 5.0★ (2) | 7 mi |
| Phil Gomez Pool Services | 1.0★ (2) | 4 mi |
| Poolside Gardens, Inc. | 5.0★ (2) | 8 mi |
| Ruiz Pool & Spa | 1.0★ (2) | 10 mi |
| Sarian's Pool Services | 4.0★ (2) | 4 mi |
| Suntech Enterprises Inc. | In South El Monte | |
| Tropical Pools | 2.5★ (2) | 7 mi |
How we ranked South El Monte pool builders
We scored 839 South El Monte 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 South El Monte 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 South El Monte: frequently asked questions
Who is the best pool builder in South El Monte?
By CR Score, the highest-ranked pool builder in South El Monte, CA is Glendale Pool Repair&Leaks with a CR Score of 63/100. It has 4.9★ from 103 Google reviews. It is open 24/7. PoolGenX (#2) and Pool Builder Arcadia (#3) follow. We ranked 839 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in South El Monte?
ContractorsRanked ranks 839 pool builders serving South El Monte, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in South El Monte are open 24/7?
110 ranked pool builders in South El Monte post 24/7 hours. The highest-ranked are Glendale Pool Repair&Leaks (#1), PoolGenX (#2) and Encore Builders - Outdoor Living (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in South El Monte work on weekends?
501 of 839 ranked pool builders post Saturday hours and 277 post Sunday hours. The highest-ranked open Saturdays are Glendale Pool Repair&Leaks (#1), PoolGenX (#2) and Pool Builder Arcadia (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do South El Monte pool builders have?
The median Google rating among 839 rated pool builders in South El Monte is 4.9★, with a median of 12 reviews. PoolGenX has the most, 447 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 South El Monte count in this ranking?
Yes, if they are within 40 mi of the South El Monte 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 South El Monte
- November 2026: CR Scores recalculated for 839 pool builders serving South El Monte.
- November 2026: 10 duplicate listings merged.
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