63/100CR Score
Ranked #1 because of its Google rating and review volume: 4.5★ from 2,882 Google reviews, the most in New Cassel.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in New Cassel, NY (2026)
545 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in New Cassel: Island Recreational, CR Score 63/100; 4.5★ from 2,882 Google reviews; open 7 days a week.
- 5
Best for emergencies (open 24/7): Wizard of Pools Inc, posts 24/7 hours; ranked #5 of 545.
- 7
Most-reviewed: Pool Doctor, 604 Google reviews at 4.8★, the most of 545 ranked after Island Recreational; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
545 New Cassel pool builders are ranked here by CR Score, from ten published factors. 39 are open 24/7, 347 open Saturdays and 147 open Sundays, based on posted hours. The median Google rating is 4.6★ across 545 rated businesses.
Top 10 pool builders in New Cassel at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Island Recreational | 63 | 4.5★ (2,882) | Massapequa, 6 mi away | Sat · Sun | Overall |
| 2 | Lifeguard LI | 62 | 4.9★ (159) | Glen Cove, 8 mi away | Sat · Sun · Emergency | — |
| 3 | Suntek Pools & Spas | 62 | 4.9★ (319) | Farmingdale, 8 mi away | Sat · Sun | — |
| 4 | Bob the Diver | 60 | 5.0★ (364) | Ronkonkoma, 25 mi away | Sat · Sun · Evenings | — |
| 5 | Wizard of Pools Inc | 60 | 5.0★ (80) | East Elmhurst, 17 mi away | 24/7 | Emergencies |
| 6 | Aquacade Pools | 59 | 4.7★ (268) | Hicksville, 2 mi away | Sat | — |
| 7 | Pool Doctor | 59 | 4.8★ (604) | East Northport, 15 mi away | Sat | Most reviews |
| 8 | NEPTUNE POOLS AND SPA | 59 | 5.0★ (67) | Long Island City, 18 mi away | 24/7 | — |
| 9 | Pool Techniques Inc. | 59 | 5.0★ (108) | Amityville, 10 mi away | — | — |
| 10 | LEM-US POOLS | 58 | 4.9★ (512) | Hawthorne, 33 mi away | Sat · Sun | — |
The 545 best pool builders in New Cassel, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
#2 Lifeguard LI
Based in Glen Cove, 8 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 159 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Farmingdale, 8 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 319 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ronkonkoma, 25 mi away
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 364 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Elmhurst, 17 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hicksville, 2 mi away
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 268 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#7 Pool Doctor
Based in East Northport, 15 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 604 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Long Island City, 18 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Amityville, 10 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 108 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#10 LEM-US POOLS
Based in Hawthorne, 33 mi away
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 512 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Jamaica, 9 mi away
58/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 61 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bellmore, 6 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.7★ from 121 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Hackensack, 27 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 102 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 Backyard Masters
Based in Farmingdale, 8 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.2★ from 378 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#15 Advantage L.I.
Based in Holbrook, 26 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 218 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#16 Fresh Blue Pools
Based in West Babylon, 13 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 141 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Rockaway, 2 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New York City, 22 mi away
57/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 100 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lindenhurst, 11 mi away
57/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.4★ from 120 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Huntington Station, 11 mi away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.9★ from 99 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#21 Clear Swim Pools
Based in Hicksville, 3 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.5★ from 30 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New York City, 11 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 73 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#23 OUTSIDE
Based in Port Chester, 18 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 126 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Commack, 16 mi away
57/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 106 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lake Ronkonkoma, 24 mi away
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 226 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
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 545 ranked pool builders here; the rest are on their profiles.
Also serving New Cassel
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 |
|---|---|---|
| Aqua-Qual Swimming Pool Co | 5.0★ (2) | 8 mi |
| Blue Haven Pools & Spas | 5.0★ (2) | 21 mi |
| Cardillo Pools & Spas | 3.0★ (2) | 16 mi |
| Commercial Clearwater Company, Inc. | 5.0★ (2) | 2 mi |
| D'Sapone Restorations | 5.0★ (2) | 21 mi |
| Five Star Pool Liners Islandia | 3.0★ (2) | 21 mi |
| Horizon Aquatics, LLC | 5.0★ (2) | 19 mi |
| Lifestyle Swimming Pools and Spa | 3.0★ (2) | 2 mi |
| London Pools | 5.0★ (2) | 8 mi |
| OUTSIDE (Previously Tamm's Pools, Inc.) | 5.0★ (2) | 21 mi |
| Paco Pools & Spas Ltd. | 5.0★ (2) | 8 mi |
| Palatial Pools Inc. | 5.0★ (2) | 4 mi |
| pool solutions | 3.0★ (2) | 18 mi |
| Precision Pool Solutions Inc | 1.0★ (2) | 11 mi |
| Pristine Pools of Greenwich | 3.0★ (2) | 22 mi |
| Quogue Swimming Pool Service, Inc. | 3.0★ (2) | 1 mi |
| SEA SPIRIT POOLS | 4.0★ (2) | 22 mi |
| Shoreline Pools, Inc. | 5.0★ (2) | 20 mi |
| Tony’s D and pool service | 5.0★ (2) | 9 mi |
| Zorn Labor Supply & Pools | 5.0★ (2) | 4 mi |
How we ranked New Cassel pool builders
We scored 545 New Cassel 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 New Cassel 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 New Cassel: frequently asked questions
Who is the best pool builder in New Cassel?
By CR Score, the highest-ranked pool builder in New Cassel, NY is Island Recreational with a CR Score of 63/100. It has 4.5★ from 2,882 Google reviews. It is open 7 days a week. Lifeguard LI (#2) and Suntek Pools & Spas (#3) follow. We ranked 545 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in New Cassel?
ContractorsRanked ranks 545 pool builders serving New Cassel, NY. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in New Cassel are open 24/7?
39 ranked pool builders in New Cassel post 24/7 hours. The highest-ranked are Wizard of Pools Inc (#5), NEPTUNE POOLS AND SPA (#8) and Swimming Pool Repair In ground above ground (#13). Lifeguard LI (#2) also lists emergency service. Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in New Cassel work on weekends?
347 of 545 ranked pool builders post Saturday hours and 147 post Sunday hours. The highest-ranked open Saturdays are Island Recreational (#1), Lifeguard LI (#2) and Suntek Pools & Spas (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do New Cassel pool builders have?
The median Google rating among 545 rated pool builders in New Cassel is 4.6★, with a median of 20 reviews. Island Recreational has the most, 2,882 reviews, and ranks #1. 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 New Cassel count in this ranking?
Yes, if they are within 40 mi of the New Cassel 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 New Cassel
- November 2026: CR Scores recalculated for 545 pool builders serving New Cassel.
- November 2026: 3 duplicate listings merged.
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