63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 344 Google reviews, listed on Google as “Swimming pool repair service”.
Best Pool Builders in Iselin, NJ (2026)
490 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Iselin: Sun Pools, CR Score 63/100; 4.8★ from 344 Google reviews; open 7 days a week.
- 17
Best for emergencies (open 24/7): Wizard of Pools Inc, posts 24/7 hours; ranked #17 of 490.
- 2
Most-reviewed: Central Jersey Pools Patio & More, 864 Google reviews at 4.8★, the most of 490 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
490 Iselin pool builders are ranked here by CR Score, from ten published factors. 31 are open 24/7, 301 open Saturdays and 137 open Sundays, based on posted hours. The median Google rating is 4.6★ across 490 rated businesses.
Top 10 pool builders in Iselin at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Sun Pools | 63 | 4.8★ (344) | Piscataway, 9 mi away | Sat · Sun | Overall |
| 2 | Central Jersey Pools Patio & More | 62 | 4.8★ (864) | Freehold, 21 mi away | Sat · Sun · Evenings | Most reviews |
| 3 | Pool Doctor Contractors Inc | 62 | 4.7★ (541) | Staten Island, 6 mi away | Sat | — |
| 4 | AAA Liner Replacements Corp DBA Best Pool Liners | 61 | 4.6★ (289) | Piscataway, 6 mi away | Sat · Sun | — |
| 5 | Atlantic Pool Leak Detection | 61 | 5.0★ (190) | Marlboro, 18 mi away | Sat · Sun · Evenings | — |
| 6 | LEM-US POOLS | 61 | 4.9★ (512) | Hawthorne, 28 mi away | Sat · Sun | — |
| 7 | Elite Pool Service | 61 | 4.8★ (119) | Staten Island, 6 mi away | Sat · Sun | — |
| 8 | Peter's Pool Service | 60 | 4.9★ (87) | Staten Island, 9 mi away | Sat · Sun | — |
| 9 | At Home Recreation, LLC | 60 | 4.3★ (439) | East Brunswick, 11 mi away | Sat · Sun · Evenings | — |
| 10 | Staten Island Pool & Spa | 60 | 4.5★ (183) | Staten Island, 6 mi away | Sat · Sun | — |
The 490 best pool builders in Iselin, 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 Freehold, 21 mi away
62/100CR ScoreRanked #2 because of its Google rating and review volume: 4.8★ from 864 Google reviews, the most in Iselin.
Based in Staten Island, 6 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 541 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Piscataway, 6 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.6★ from 289 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Marlboro, 18 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 190 Google reviews, listed on Google as “Swimming pool repair service”.
#6 LEM-US POOLS
Based in Hawthorne, 28 mi away
61/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 512 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Staten Island, 6 mi away
61/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 119 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Staten Island, 9 mi away
60/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 87 Google reviews, listed on Google as “Swimming pool contractor”.
Based in East Brunswick, 11 mi away
60/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.3★ from 439 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Staten Island, 6 mi away
60/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.5★ from 183 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Livingston, 16 mi away
60/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 170 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Staten Island, 9 mi away
60/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 177 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Edison, 5 mi away
60/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 98 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Randolph, 27 mi away
60/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 558 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Rahway, 3 mi away
60/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.7★ from 164 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Marlboro, 20 mi away
59/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 106 Google reviews, listed on Google as “Swimming pool repair service”.
Based in East Elmhurst, 26 mi away
59/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Hackensack, 27 mi away
59/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 102 Google reviews, listed on Google as “Swimming pool contractor”.
#19 Pool Patcher
Based in Marlboro, 37 mi away
59/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 406 Google reviews, listed on Google as “Swimming pool contractor”.
#20 Seasonal World
Based in Mercerville-Hamilton Square, 29 mi away
59/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.5★ from 760 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Long Island City, 25 mi away
59/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Swimming pool contractor”.
#22 Those Pool Dudes
Based in Staten Island, 7 mi away
59/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.7★ from 61 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Montclair, 19 mi away
59/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.8★ from 55 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Staten Island, 10 mi away
59/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 160 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Linden, 4 mi away
59/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 51 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 490 ranked pool builders here; the rest are on their profiles.
Also serving Iselin
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 |
|---|---|---|
| AAA Liner & Cover Experts Corporation. | 5.0★ (2) | 29 mi |
| American Leak Detection of North Jersey | 5.0★ (2) | 22 mi |
| Aquatic Service Inc | 5.0★ (2) | 9 mi |
| Azureon | 5.0★ (2) | 25 mi |
| BlueIQ Pools | 5.0★ (2) | 10 mi |
| D'Sapone Restorations | 5.0★ (2) | 21 mi |
| Distinctive Poolscapes LLC | 3.0★ (2) | 16 mi |
| Fresh Start Pools | 5.0★ (2) | 23 mi |
| GD Group | 5.0★ (2) | 21 mi |
| Horizon Aquatics, LLC | 5.0★ (2) | 28 mi |
| Hyperion Pools LLC | 5.0★ (2) | 23 mi |
| J & J Aquatics | 5.0★ (2) | 22 mi |
| John Mastropiero Inc. | 5.0★ (2) | 11 mi |
| Jr Excavating & Pools Llc | 5.0★ (2) | 17 mi |
| Monmouth Pools NJ - POOLS & PATIOS ONE SOURCE | 5.0★ (2) | 24 mi |
| Old World Llc | 5.0★ (2) | 19 mi |
| PM Pool Service | 4.0★ (2) | 6 mi |
| Pool Raiders NJ | 1.0★ (2) | 11 mi |
| Schneider Pool Construction | 5.0★ (2) | 25 mi |
| SEA SPIRIT POOLS | 4.0★ (2) | 21 mi |
How we ranked Iselin pool builders
We scored 490 Iselin 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 Iselin 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 Iselin: frequently asked questions
Who is the best pool builder in Iselin?
By CR Score, the highest-ranked pool builder in Iselin, NJ is Sun Pools with a CR Score of 63/100. It has 4.8★ from 344 Google reviews. It is open 7 days a week. Central Jersey Pools Patio & More (#2) and Pool Doctor Contractors Inc (#3) follow. We ranked 490 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Iselin?
ContractorsRanked ranks 490 pool builders serving Iselin, NJ. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Iselin are open 24/7?
31 ranked pool builders in Iselin post 24/7 hours. The highest-ranked are Wizard of Pools Inc (#17), Swimming Pool Repair In ground above ground (#18) and NEPTUNE POOLS AND SPA (#21). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Iselin work on weekends?
301 of 490 ranked pool builders post Saturday hours and 137 post Sunday hours. The highest-ranked open Saturdays are Sun Pools (#1), Central Jersey Pools Patio & More (#2) and Pool Doctor Contractors Inc (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Iselin pool builders have?
The median Google rating among 490 rated pool builders in Iselin is 4.6★, with a median of 25 reviews. Central Jersey Pools Patio & More has the most, 864 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 Iselin count in this ranking?
Yes, if they are within 40 mi of the Iselin 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 Iselin
- November 2026: CR Scores recalculated for 490 pool builders serving Iselin.
- November 2026: 4 duplicate listings merged.
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