62/100CR 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 West Whittier-Los Nietos, CA (2026)
834 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in West Whittier-Los Nietos: Glendale Pool Repair&Leaks, CR Score 62/100; 4.9★ from 103 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): PoolGenX, posts 24/7 hours; ranked #2 of 834.
- 2
Most-reviewed: PoolGenX, 447 Google reviews at 4.8★, the most of 834 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
834 West Whittier-Los Nietos pool builders are ranked here by CR Score, from ten published factors. 108 are open 24/7, 496 open Saturdays and 275 open Sundays, based on posted hours. The median Google rating is 4.9★ across 834 rated businesses.
Top 10 pool builders in West Whittier-Los Nietos at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Glendale Pool Repair&Leaks | 62 | 4.9★ (103) | Glendale, 16 mi away | 24/7 | Overall |
| 2 | PoolGenX | 62 | 4.8★ (447) | Riverside, 36 mi away | 24/7 | Emergencies, Most reviews |
| 3 | FC Pool | 61 | 4.7★ (146) | Los Angeles, 21 mi away | 24/7 | — |
| 4 | Royal Globe Pool Construction | 61 | 4.9★ (81) | Los Angeles, 19 mi away | 24/7 | — |
| 5 | Encore Builders - Outdoor Living | 61 | 5.0★ (177) | Canoga Park, 34 mi away | 24/7 | — |
| 6 | Pool Builder Arcadia | 61 | 5.0★ (68) | Arcadia, 12 mi away | Sat · Sun · Evenings | — |
| 7 | Timeless Builds - Swimming Pool Contractor Los Angeles | 61 | 4.9★ (71) | Los Angeles, 21 mi away | 24/7 | — |
| 8 | Pool Repair & Replaster CA | 60 | 4.8★ (56) | Torrance, 16 mi away | 24/7 | — |
| 9 | Ultimate Pool Guy | 60 | 5.0★ (73) | Sherman Oaks, 26 mi away | 24/7 | — |
| 10 | Saddleback Mountain pool and spa service | 60 | 5.0★ (253) | Rancho Santa Margarita, 35 mi away | Sat · Sun · Evenings | — |
The 834 best pool builders in West Whittier-Los Nietos, 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 West Whittier-Los Nietos.
#3 FC Pool
Based in Los Angeles, 21 mi away
61/100CR ScoreRanked #3 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 #4 because of its Google rating and trade focus: 4.9★ from 81 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Canoga Park, 34 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 177 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Arcadia, 12 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 68 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Los Angeles, 21 mi away
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 71 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Torrance, 16 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 56 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Sherman Oaks, 26 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 Rancho Santa Margarita, 35 mi away
60/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 253 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Upland, 23 mi away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.7★ from 220 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Marina del Rey, 23 mi away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 127 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Los Angeles, 20 mi away
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 88 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Culver City, 19 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 108 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Beverly Hills, 20 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 115 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Fullerton, 8 mi away
60/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 198 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Redondo Beach, 19 mi away
60/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 42 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Torrance, 19 mi away
60/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 71 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Culver City, 18 mi away
60/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 40 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Studio City, 21 mi away
60/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 109 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Sunland, 24 mi away
60/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 113 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Anaheim, 13 mi away
60/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.5★ from 120 Google reviews, listed on Google as “Swimming pool repair service”.
Based in La Cañada Flintridge, 17 mi away
60/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 272 Google reviews, listed on Google as “Swimming pool repair service”.
Based in North Hills, 29 mi away
60/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 153 Google reviews, listed on Google as “Swimming pool repair service”.
#25 VINYL POOL PROS
Based in Rancho Cucamonga, 30 mi away
59/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 156 Google reviews, listed on Google as “Swimming pool repair service”.
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 834 ranked pool builders here; the rest are on their profiles.
Also serving West Whittier-Los Nietos
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) | 5 mi |
| Condor Inc | 5.0★ (2) | 7 mi |
| Crystal Clear Pool Solutions | 3.0★ (2) | 7 mi |
| Daniels Pools Services | 3.0★ (2) | 2 mi |
| Gardens Inc | 5.0★ (2) | 11 mi |
| Gonzalez Pool Plastering | 3.0★ (2) | 2 mi |
| Healing Waters | 5.0★ (2) | 10 mi |
| L.A Cover Guy | 2.0★ (2) | 10 mi |
| Leak Specialists | 5.0★ (2) | 9 mi |
| McCoy Pool Construction | 4.5★ (2) | 9 mi |
| mission pool & spa | 3.0★ (2) | 10 mi |
| MSN POOL PLASTERING CONSTRUCTION | 5.0★ (2) | 5 mi |
| Nexus Pool Construction | 5.0★ (2) | 4 mi |
| Paradise Pools | 5.0★ (2) | 10 mi |
| Phil Gomez Pool Services | 1.0★ (2) | 7 mi |
| Poolside Gardens, Inc. | 5.0★ (2) | 11 mi |
| Ruiz Pool & Spa | 1.0★ (2) | 7 mi |
| Sarian's Pool Services | 4.0★ (2) | 4 mi |
| Tropical Pools | 2.5★ (2) | 9 mi |
How we ranked West Whittier-Los Nietos pool builders
We scored 834 West Whittier-Los Nietos 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 West Whittier-Los Nietos 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 West Whittier-Los Nietos: frequently asked questions
Who is the best pool builder in West Whittier-Los Nietos?
By CR Score, the highest-ranked pool builder in West Whittier-Los Nietos, CA is Glendale Pool Repair&Leaks with a CR Score of 62/100. It has 4.9★ from 103 Google reviews. It is open 24/7. PoolGenX (#2) and FC Pool (#3) follow. We ranked 834 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in West Whittier-Los Nietos?
ContractorsRanked ranks 834 pool builders serving West Whittier-Los Nietos, CA. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in West Whittier-Los Nietos are open 24/7?
108 ranked pool builders in West Whittier-Los Nietos post 24/7 hours. The highest-ranked are Glendale Pool Repair&Leaks (#1), PoolGenX (#2) and FC Pool (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in West Whittier-Los Nietos work on weekends?
496 of 834 ranked pool builders post Saturday hours and 275 post Sunday hours. The highest-ranked open Saturdays are Glendale Pool Repair&Leaks (#1), PoolGenX (#2) and FC Pool (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do West Whittier-Los Nietos pool builders have?
The median Google rating among 834 rated pool builders in West Whittier-Los Nietos 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 West Whittier-Los Nietos count in this ranking?
Yes, if they are within 40 mi of the West Whittier-Los Nietos 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 West Whittier-Los Nietos
- November 2026: CR Scores recalculated for 834 pool builders serving West Whittier-Los Nietos.
- November 2026: 10 duplicate listings merged.
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