Ranked #1 in Belleville
Based in Belleville
66/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 773 Google reviews, the most in Belleville.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in Belleville, ON (2026)
20 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Belleville: St.Lawrence Pools | Hot Tubs, Fitness, Saunas, Outdoor Furniture & Grills, CR Score 66/100; 4.8★ from 773 Google reviews; open 7 days a week.
- 10
Best for emergencies (open 24/7): Precision Developments LTD, posts 24/7 hours; ranked #10 of 20.
- 2
Most-reviewed: Aqua Bay Pool and Spa Ltd., 231 Google reviews at 3.9★, the most of 20 ranked after St.Lawrence Pools | Hot Tubs, Fitness, Saunas, Outdoor Furniture & Grills; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
20 Belleville pool builders are ranked here by CR Score, from ten published factors. 1 is open 24/7, 12 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.5★ across 20 rated businesses.
Top 10 pool builders in Belleville at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | St.Lawrence Pools | Hot Tubs, Fitness, Saunas, Outdoor Furniture & Grills | 66 | 4.8★ (773) | Belleville | Sat · Sun · Evenings | Overall |
| 2 | Aqua Bay Pool and Spa Ltd. | 59 | 3.9★ (231) | Belleville | Sat · Sun | Most reviews |
| 3 | R C F Pools | 59 | 4.6★ (71) | Belleville | Sat | — |
| 4 | Trent Pools & Spas Inc | 58 | 4.4★ (93) | Belleville | Sat | — |
| 5 | Chase Pools | 55 | 4.6★ (8) | Belleville | — | — |
| 6 | THE POOL GUY | 55 | 5.0★ (6) | Belleville | — | — |
| 7 | Emerald Pools | 54 | 5.0★ (5) | Belleville | — | — |
| 8 | Ross Pound Bulk Water Service | 53 | 4.2★ (5) | Belleville | Sat | — |
| 9 | Clear Water | 53 | 4.8★ (54) | Kingston, 58 km away | Sat | — |
| 10 | Precision Developments LTD | 53 | 4.3★ (6) | Greater Napanee, 42 km away | 24/7 | Emergencies |
The 20 best pool builders in Belleville, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Belleville
59/100CR ScoreRanked #2 because of its Google rating and trade focus: 3.9★ from 231 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#3 R C F Pools
Based in Belleville
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.6★ from 71 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belleville
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.4★ from 93 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#5 Chase Pools
Based in Belleville
55/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.6★ from 8 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#6 THE POOL GUY
Based in Belleville
55/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Belleville
54/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Belleville
53/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#9 Clear Water
Based in Kingston, 58 km away
53/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 54 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greater Napanee, 42 km away
53/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belleville
52/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#12 Shelin Pools Ltd
Based in Napanee, 36 km away
51/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.1★ from 77 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 Shelin Pools Ltd
Based in Prince Edward, 26 km away
51/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.6★ from 18 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Napanee, 36 km away
51/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.2★ from 10 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#15 Harwin Pools
Based in Prince Edward, 41 km away
50/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greater Napanee, 49 km away
49/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#17 Terranovasolar
Based in Quinte West, 63 km away
49/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Frontenac Pools
Based in Kingston, 63 km away
48/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.4★ from 33 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Prince Edward, 22 km away
48/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 18 Google reviews, listed on Google as “Delivery Service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Napanee, 25 km away
46/100CR ScoreRanked #20 because of its Google rating and review volume: 4.5★ from 39 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Belleville
10 more pool builders within 64 km that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Adam's Construction & Renovations | 5.0★ (4) | In Belleville |
| Backyard Dreamers | 4.5★ (2) | 18 km |
| Lamer Landscaping & Snowplowing Ltd | 19 km | |
| Lime Fence Rentals | 5.0★ (3) | In Belleville |
| Montgomery Pools | 5.0★ (2) | 60 km |
| Quinte Inground pools | 36 km | |
| Quinte pool installers | In Belleville | |
| Thompson Pool Services | 5 km | |
| Vanishing Falls | 5.0★ (1) | 36 km |
| YR Pools and Construction | In Belleville |
How we ranked Belleville pool builders
We scored 20 Belleville 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 Belleville 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 Belleville: frequently asked questions
Who is the best pool builder in Belleville?
By CR Score, the highest-ranked pool builder in Belleville, ON is St.Lawrence Pools | Hot Tubs, Fitness, Saunas, Outdoor Furniture & Grills with a CR Score of 66/100. It has 4.8★ from 773 Google reviews. It is open 7 days a week. Aqua Bay Pool and Spa Ltd. (#2) and R C F Pools (#3) follow. We ranked 20 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Belleville?
ContractorsRanked ranks 20 pool builders serving Belleville, ON. 9 of them are based in Belleville; the rest serve it from nearby towns. Another 10 within 64 km are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Belleville are open 24/7?
1 ranked pool builder in Belleville posts 24/7 hours. The highest-ranked is Precision Developments LTD (#10). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Belleville work on weekends?
12 of 20 ranked pool builders post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are St.Lawrence Pools | Hot Tubs, Fitness, Saunas, Outdoor Furniture & Grills (#1), Aqua Bay Pool and Spa Ltd. (#2) and R C F Pools (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Belleville pool builders have?
The median Google rating among 20 rated pool builders in Belleville is 4.5★, with a median of 14 reviews. St.Lawrence Pools | Hot Tubs, Fitness, Saunas, Outdoor Furniture & Grills has the most, 773 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 Belleville count in this ranking?
Yes, if they are within 64 km of the Belleville city centre, 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 Belleville
- November 2026: CR Scores recalculated for 20 pool builders serving Belleville.
More pool builders and Belleville pages
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