61/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 512 Google reviews, listed on Google as “Swimming pool contractor”.
Best Pool Builders in Harrison, NJ (2026)
512 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Harrison: LEM-US POOLS, CR Score 61/100; 4.9★ from 512 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Swimming Pool Repair In ground above ground, posts 24/7 hours; ranked #2 of 512.
- 12
Most-reviewed: Island Recreational, 2,882 Google reviews at 4.5★, the most of 512 ranked; ranked #12.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
512 Harrison pool builders are ranked here by CR Score, from ten published factors. 31 are open 24/7, 317 open Saturdays and 144 open Sundays, based on posted hours. The median Google rating is 4.6★ across 512 rated businesses.
Most of this list also appears on the Pool builders in East Orange ranking. See Pool builders in East Orange
Top 10 pool builders in Harrison at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | LEM-US POOLS | 61 | 4.9★ (512) | Hawthorne, 14 mi away | Sat · Sun | Overall |
| 2 | Swimming Pool Repair In ground above ground | 60 | 4.9★ (102) | Hackensack, 13 mi away | 24/7 | Emergencies |
| 3 | Wizard of Pools Inc | 60 | 5.0★ (80) | East Elmhurst, 14 mi away | 24/7 | — |
| 4 | NEPTUNE POOLS AND SPA | 60 | 5.0★ (67) | Long Island City, 13 mi away | 24/7 | — |
| 5 | Pool Company NJ Renovations Closings | 60 | 4.8★ (55) | Montclair, 7 mi away | 24/7 | — |
| 6 | The Pool Guyz LLC | 60 | 4.8★ (170) | Livingston, 11 mi away | Sat · Sun · Evenings | — |
| 7 | Sun Pools | 59 | 4.8★ (344) | Piscataway, 21 mi away | Sat · Sun | — |
| 8 | Coversafe, Inc. | 59 | 5.0★ (515) | Little Ferry, 9 mi away | — | — |
| 9 | Express Pool Service Corp | 59 | 4.9★ (177) | Staten Island, 8 mi away | Sat | — |
| 10 | AAA Liner Replacements Corp DBA Best Pool Liners | 59 | 4.6★ (289) | Piscataway, 12 mi away | Sat · Sun | — |
The 512 best pool builders in Harrison, 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 Hackensack, 13 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 102 Google reviews, listed on Google as “Swimming pool contractor”.
Based in East Elmhurst, 14 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 80 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Long Island City, 13 mi away
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Montclair, 7 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 55 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Livingston, 11 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 170 Google reviews, listed on Google as “Swimming pool contractor”.
#7 Sun Pools
Based in Piscataway, 21 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 344 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Little Ferry, 9 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 515 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Staten Island, 8 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 177 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Piscataway, 12 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.6★ from 289 Google reviews, listed on Google as “Swimming pool contractor”.
#11 Lifeguard LI
Based in Glen Cove, 29 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 159 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Massapequa, 35 mi away
58/100CR ScoreRanked #12 because of its Google rating and review volume: 4.5★ from 2,882 Google reviews, the most in Harrison.
Based in Staten Island, 16 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 541 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Staten Island, 13 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 87 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Freehold, 33 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 864 Google reviews, listed on Google as “Swimming pool contractor”.
Based in North Haledon, 15 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.5★ from 88 Google reviews, listed on Google as “Swimming pool contractor”.
Based in The Bronx, 10 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 58 Google reviews, listed on Google as “Swimming pool contractor”.
Based in New York City, 17 mi away
58/100CR 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 in Staten Island, 8 mi away
58/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.7★ from 62 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Saddle Brook, 11 mi away
58/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 70 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Randolph, 27 mi away
58/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 558 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Staten Island, 8 mi away
58/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 160 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Bloomfield, 3 mi away
58/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.6★ from 17 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Marlboro, 30 mi away
58/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 190 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Staten Island, 17 mi away
58/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.8★ from 119 Google reviews, listed on Google as “Swimming pool contractor”.
How we ranked Harrison pool builders
We scored 512 Harrison 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 Harrison 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 Harrison: frequently asked questions
Who is the best pool builder in Harrison?
By CR Score, the highest-ranked pool builder in Harrison, NJ is LEM-US POOLS with a CR Score of 61/100. It has 4.9★ from 512 Google reviews. It is open 7 days a week. Swimming Pool Repair In ground above ground (#2) and Wizard of Pools Inc (#3) follow. We ranked 512 pool builders on ten factors, last updated November 3, 2026.
Which pool builders in Harrison are open 24/7?
31 ranked pool builders in Harrison post 24/7 hours. The highest-ranked are Swimming Pool Repair In ground above ground (#2), Wizard of Pools Inc (#3) and NEPTUNE POOLS AND SPA (#4). Lifeguard LI (#11) also lists emergency service. Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Harrison work on weekends?
317 of 512 ranked pool builders post Saturday hours and 144 post Sunday hours. The highest-ranked open Saturdays are LEM-US POOLS (#1), Swimming Pool Repair In ground above ground (#2) and Wizard of Pools Inc (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Harrison pool builders have?
The median Google rating among 512 rated pool builders in Harrison is 4.6★, with a median of 22 reviews. Island Recreational has the most, 2,882 reviews, and ranks #12. 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 Harrison count in this ranking?
Yes, if they are within 40 mi of the Harrison 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 Harrison
- November 2026: CR Scores recalculated for 512 pool builders serving Harrison.
- November 2026: 4 duplicate listings merged.
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