58/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.5★ from 227 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in Waterloo, IL (2026)
105 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Waterloo: Prestige Pools & Spas, CR Score 58/100; 4.5★ from 227 Google reviews; open Saturdays until 5 PM.
- 10
Best for emergencies (open 24/7): Liquid Assets Pools, posts 24/7 hours; ranked #10 of 105.
- 2
Most-reviewed: Two Men and a Spa Dolly, 418 Google reviews at 4.4★, the most of 105 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
105 Waterloo pool builders are ranked here by CR Score, from ten published factors. 5 are open 24/7, 46 open Saturdays and 17 open Sundays, based on posted hours. The median Google rating is 4.5★ across 105 rated businesses.
Most of this list also appears on the Pool builders in Swansea ranking. See Pool builders in Swansea
Top 10 pool builders in Waterloo at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Prestige Pools & Spas | 58 | 4.5★ (227) | St. Louis, 21 mi away | Sat | Overall |
| 2 | Two Men and a Spa Dolly | 57 | 4.4★ (418) | Arnold, 18 mi away | — | Most reviews |
| 3 | Fantasy Pools Inc | 56 | 4.2★ (173) | Festus, 15 mi away | Sat | — |
| 4 | R & S Pool & Spa | 56 | 4.6★ (385) | Maryland Heights, 31 mi away | — | — |
| 5 | Wideman Pools, LLC | 56 | 4.9★ (105) | Festus, 20 mi away | — | — |
| 6 | Florida Pool & Spa | 55 | 4.7★ (264) | Maryland Heights, 30 mi away | — | — |
| 7 | Perigen Pools And Supplies | 55 | 4.4★ (92) | Granite City, 26 mi away | — | — |
| 8 | Reflections Pool Services | 54 | 4.7★ (49) | Saint Peters, 37 mi away | Sat · Sun · Evenings | — |
| 9 | Thompson Custom LLC | 54 | 4.7★ (38) | St. Louis, 12 mi away | — | — |
| 10 | Liquid Assets Pools | 54 | 4.5★ (8) | Kirkwood, 22 mi away | 24/7 | Emergencies |
The 105 best pool builders in Waterloo, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Arnold, 18 mi away
57/100CR ScoreRanked #2 because of its Google rating and review volume: 4.4★ from 418 Google reviews, the most in Waterloo.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Festus, 15 mi away
56/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.2★ from 173 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryland Heights, 31 mi away
56/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.6★ from 385 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Festus, 20 mi away
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 105 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryland Heights, 30 mi away
55/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 264 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Granite City, 26 mi away
55/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.4★ from 92 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Saint Peters, 37 mi away
54/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.7★ from 49 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 12 mi away
54/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.7★ from 38 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kirkwood, 22 mi away
54/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 15 mi away
53/100CR ScoreRanked #11 because of its Google rating and trade focus: 3.9★ from 59 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 25 mi away
53/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 24 mi away
53/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.0★ from 102 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wentzville, 38 mi away
53/100CR ScoreRanked #14 because of its Google rating and review volume: 5.0★ from 125 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 22 mi away
53/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.0★ from 73 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chesterfield, 28 mi away
53/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 32 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 34 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pevely, 14 mi away
53/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.8★ from 23 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Columbia, 9 mi away
52/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.2★ from 23 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#20 Paradise Pools
Based in Murphy, 26 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.2★ from 31 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belleville, 21 mi away
52/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Granite City, 30 mi away
51/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#23 Pro Pool Inc
Based in Bridgeton, 31 mi away
51/100CR ScoreRanked #23 because of its Google rating and trade focus: 3.6★ from 36 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wildwood, 23 mi away
51/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.0★ from 75 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Creve Coeur, 28 mi away
51/100CR ScoreRanked #25 because of its Google rating and review volume: 5.0★ from 65 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Waterloo pool builders
We scored 105 Waterloo 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 Waterloo 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 Waterloo: frequently asked questions
Who is the best pool builder in Waterloo?
By CR Score, the highest-ranked pool builder in Waterloo, IL is Prestige Pools & Spas with a CR Score of 58/100. It has 4.5★ from 227 Google reviews. It is open Saturdays until 5 PM. Two Men and a Spa Dolly (#2) and Fantasy Pools Inc (#3) follow. We ranked 105 pool builders on ten factors, last updated November 3, 2026.
Which pool builders in Waterloo are open 24/7?
5 ranked pool builders in Waterloo post 24/7 hours. The highest-ranked are Liquid Assets Pools (#10), McClure-Davison Pools (#12) and Show Me State Pressure & Softwashing (#14). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Waterloo work on weekends?
46 of 105 ranked pool builders post Saturday hours and 17 post Sunday hours. The highest-ranked open Saturdays are Prestige Pools & Spas (#1), Fantasy Pools Inc (#3) and Reflections Pool Services (#8). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Waterloo pool builders have?
The median Google rating among 105 rated pool builders in Waterloo is 4.5★, with a median of 14 reviews. Two Men and a Spa Dolly has the most, 418 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 Waterloo count in this ranking?
Yes, if they are within 40 mi of the Waterloo 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 Waterloo
- November 2026: CR Scores recalculated for 105 pool builders serving Waterloo.
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