60/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 320 Google reviews, listed on Google as “Swimming pool repair service”.
Best Pool Builders in North Castle, NY (2026)
545 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in North Castle: Pool Leak Detection LLC, CR Score 60/100; 5.0★ from 320 Google reviews; open 7 days a week.
- 3
Best for emergencies (open 24/7): Florida Concepts Pools & spa’s Inc., posts 24/7 hours; ranked #3 of 545.
- 5
Most-reviewed: Island Recreational, 2,882 Google reviews at 4.5★, the most of 545 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
545 North Castle pool builders are ranked here by CR Score, from ten published factors. 41 are open 24/7, 348 open Saturdays and 141 open Sundays, based on posted hours. The median Google rating is 4.7★ across 545 rated businesses.
Top 10 pool builders in North Castle at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Pool Leak Detection LLC | 60 | 5.0★ (320) | Woodbury, 21 mi away | Sat · Sun · Evenings | Overall |
| 2 | Lifeguard LI | 60 | 4.9★ (159) | Glen Cove, 19 mi away | Sat · Sun · Emergency | — |
| 3 | Florida Concepts Pools & spa’s Inc. | 59 | 4.9★ (79) | Mahopac, 16 mi away | 24/7 | Emergencies |
| 4 | LEM-US POOLS | 59 | 4.9★ (512) | Hawthorne, 27 mi away | Sat · Sun | — |
| 5 | Island Recreational | 59 | 4.5★ (2,882) | Massapequa, 32 mi away | Sat · Sun | Most reviews |
| 6 | Swimming Pool Repair In ground above ground | 58 | 4.9★ (102) | Hackensack, 25 mi away | 24/7 | — |
| 7 | Orange County Pools & Spas | 58 | 4.7★ (238) | Jefferson Valley-Yorktown, 15 mi away | Sat · Sun | — |
| 8 | OUTSIDE | 58 | 4.9★ (126) | Port Chester, 9 mi away | Sat | — |
| 9 | Bob the Diver | 58 | 5.0★ (364) | Ronkonkoma, 37 mi away | Sat · Sun · Evenings | — |
| 10 | Suntek Pools & Spas | 58 | 4.9★ (319) | Farmingdale, 31 mi away | Sat · Sun | — |
The 545 best pool builders in North Castle, 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 Lifeguard LI
Based in Glen Cove, 19 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 159 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Mahopac, 16 mi away
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 79 Google reviews, listed on Google as “Swimming pool contractor”.
#4 LEM-US POOLS
Based in Hawthorne, 27 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 512 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Massapequa, 32 mi away
59/100CR ScoreRanked #5 because of its Google rating and review volume: 4.5★ from 2,882 Google reviews, the most in North Castle.
Based in Hackensack, 25 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 102 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Jefferson Valley-Yorktown, 15 mi away
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 238 Google reviews, listed on Google as “Swimming pool contractor”.
#8 OUTSIDE
Based in Port Chester, 9 mi away
58/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 126 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Ronkonkoma, 37 mi away
58/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 364 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Farmingdale, 31 mi away
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 319 Google reviews, listed on Google as “Swimming pool contractor”.
Based in East Elmhurst, 28 mi away
58/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Swimming pool repair service”.
Based in New York City, 20 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 100 Google reviews, listed on Google as “Swimming pool repair service”.
#13 Pool Doctor
Based in East Northport, 26 mi away
57/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 604 Google reviews, listed on Google as “Swimming pool contractor”.
Based in New Canaan, 3 mi away
57/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Long Island City, 28 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Swimming pool contractor”.
Based in New City, 17 mi away
57/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 54 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Tenafly, 20 mi away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 68 Google reviews, listed on Google as “Swimming pool contractor”.
#18 RJS Pools
Based in Jefferson Valley-Yorktown, 17 mi away
57/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 107 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Norwalk, 14 mi away
56/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.7★ from 20 Google reviews, listed on Google as “Swimming pool contractor”.
Based in New York City, 2 mi away
56/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Westwood, 21 mi away
56/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.5★ from 178 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Danbury, 27 mi away
56/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.9★ from 272 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Chestnut Ridge, 20 mi away
56/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.6★ from 380 Google reviews, listed on Google as “Swimming pool contractor”.
#24 Coversafe, Inc.
Based in Little Ferry, 27 mi away
56/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 515 Google reviews, listed on Google as “Swimming pool contractor”.
Based in New Windsor, 30 mi away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.7★ from 232 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 545 ranked pool builders here; the rest are on their profiles.
Also serving North Castle
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 |
|---|---|---|
| Above The Rest Landscape, LLC | 5.0★ (2) | In North Castle |
| Absolute Pools & Spas Inc. | 5.0★ (2) | 5 mi |
| ANM Pools & Fence LLC | 4.5★ (2) | 15 mi |
| Aquachecks | 5.0★ (2) | 20 mi |
| Bella Pools & Fence LLC | 4.5★ (2) | 11 mi |
| Blue Haven Pools & Spas | 5.0★ (2) | 11 mi |
| Cardillo Pools & Spas | 3.0★ (2) | 16 mi |
| EH Landscaping & Masory LLC | 5.0★ (11) | In North Castle |
| Horizon Aquatics, LLC | 5.0★ (2) | 24 mi |
| London Pools | 5.0★ (2) | 19 mi |
| MB Garden & Lawn LLC | 5.0★ (9) | In North Castle |
| Milt Rehain Construction | 3.0★ (2) | 24 mi |
| MS Landscaping And Masonry | 5.0★ (12) | In North Castle |
| OUTSIDE (Previously Tamm's Pools, Inc.) | 5.0★ (2) | 7 mi |
| Peek-a-Boo Baby Proofing & Pool Fencing | In North Castle | |
| Penguin Pools Inc. | 1.0★ (2) | 19 mi |
| Pristine Pools of Greenwich | 3.0★ (2) | 10 mi |
| Shoreline Pools, Inc. | 5.0★ (2) | 10 mi |
| Sun Scape Designs LLC | 5.0★ (10) | In North Castle |
| Vittorini Masonry & Construction Services LLC | 5.0★ (2) | 19 mi |
How we ranked North Castle pool builders
We scored 545 North Castle 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 North Castle 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 North Castle: frequently asked questions
Who is the best pool builder in North Castle?
By CR Score, the highest-ranked pool builder in North Castle, NY is Pool Leak Detection LLC with a CR Score of 60/100. It has 5.0★ from 320 Google reviews. It is open 7 days a week. Lifeguard LI (#2) and Florida Concepts Pools & spa’s Inc. (#3) follow. We ranked 545 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in North Castle?
ContractorsRanked ranks 545 pool builders serving North Castle, NY. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in North Castle are open 24/7?
41 ranked pool builders in North Castle post 24/7 hours. The highest-ranked are Florida Concepts Pools & spa’s Inc. (#3), Swimming Pool Repair In ground above ground (#6) and Wizard of Pools Inc (#11). 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 North Castle work on weekends?
348 of 545 ranked pool builders post Saturday hours and 141 post Sunday hours. The highest-ranked open Saturdays are Pool Leak Detection LLC (#1), Lifeguard LI (#2) and Florida Concepts Pools & spa’s Inc. (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do North Castle pool builders have?
The median Google rating among 545 rated pool builders in North Castle is 4.7★, with a median of 21 reviews. Island Recreational has the most, 2,882 reviews, and ranks #5. 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 North Castle count in this ranking?
Yes, if they are within 40 mi of the North Castle 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 North Castle
- November 2026: CR Scores recalculated for 545 pool builders serving North Castle.
- November 2026: 1 duplicate listing merged.
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