61/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.7★ from 186 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in South Milwaukee, WI (2026)
55 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in South Milwaukee: A-1 Pools, CR Score 61/100; 4.7★ from 186 Google reviews; open 7 days a week.
- 4
Most-reviewed: Hansen's Pool & Spa, 743 Google reviews at 4.6★, the most of 55 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
55 South Milwaukee pool builders are ranked here by CR Score, from ten published factors. 1 is open 24/7, 32 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.6★ across 55 rated businesses.
Most of this list also appears on the Pool builders in West Allis ranking. See Pool builders in West Allis
Top 10 pool builders in South Milwaukee at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | A-1 Pools | 61 | 4.7★ (186) | Franklin, 10 mi away | Sat · Sun | Overall |
| 2 | Swimming Pool Services | 61 | 4.9★ (496) | Waukesha, 19 mi away | Sat | — |
| 3 | Leisure Pools and Spas | 60 | 4.9★ (342) | Brookfield, 16 mi away | Sat | — |
| 4 | Hansen's Pool & Spa | 59 | 4.6★ (743) | Kenosha, 22 mi away | Sat | Most reviews |
| 5 | Baker Pool & Fitness | 59 | 4.6★ (122) | Franklin, 5 mi away | Sat | — |
| 6 | Bachmann Pools, Spas & Saunas | 58 | 4.6★ (89) | Brookfield, 17 mi away | Sat · Sun | — |
| 7 | Sonoran Pool Services | 58 | 4.8★ (37) | Brookfield, 15 mi away | Sat · Sun · Evenings | — |
| 8 | Pool Wizards Pool Installations | 57 | 4.3★ (42) | New Berlin, 14 mi away | Sat · Sun | — |
| 9 | Aqua Pool & Spa Pros | 56 | 4.8★ (270) | Lindenhurst, 36 mi away | Sat | — |
| 10 | A-1 Pools | 56 | 4.7★ (342) | West Bend, 40 mi away | Sat | — |
The 55 best pool builders in South Milwaukee, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Waukesha, 19 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 496 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 16 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 342 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kenosha, 22 mi away
59/100CR ScoreRanked #4 because of its Google rating and review volume: 4.6★ from 743 Google reviews, the most in South Milwaukee.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Franklin, 5 mi away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.6★ from 122 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 17 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.6★ from 89 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookfield, 15 mi away
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 37 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Berlin, 14 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.3★ from 42 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lindenhurst, 36 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.8★ from 270 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#10 A-1 Pools
Based in West Bend, 40 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.7★ from 342 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greenfield, 12 mi away
55/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.5★ from 30 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greenfield, 6 mi away
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.4★ 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 Muskego, 14 mi away
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 Waterman Inc
Based in Oconomowoc, 33 mi away
55/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 102 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Franklin, 6 mi away
55/100CR ScoreRanked #15 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.
#16 Penguin Pools
Based in Waukesha, 19 mi away
55/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 116 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sussex, 23 mi away
54/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.6★ from 57 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milwaukee, 9 mi away
54/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.1★ from 13 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Columbia, 29 mi away
54/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oconomowoc, 33 mi away
54/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.9★ from 113 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milwaukee, 18 mi away
54/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.7★ from 51 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waukesha, 18 mi away
54/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.4★ from 32 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#23 GM Builders
Based in Fox Lake, 29 mi away
54/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Waukesha, 26 mi away
53/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.4★ from 65 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oconomowoc, 37 mi away
53/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
How we ranked South Milwaukee pool builders
We scored 55 South Milwaukee 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 South Milwaukee 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 South Milwaukee: frequently asked questions
Who is the best pool builder in South Milwaukee?
By CR Score, the highest-ranked pool builder in South Milwaukee, WI is A-1 Pools with a CR Score of 61/100. It has 4.7★ from 186 Google reviews. It is open 7 days a week. Swimming Pool Services (#2) and Leisure Pools and Spas (#3) follow. We ranked 55 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in South Milwaukee?
ContractorsRanked ranks 55 pool builders serving South Milwaukee, WI. Counts are as of November 2026.
Which pool builders in South Milwaukee are open 24/7?
1 ranked pool builder in South Milwaukee posts 24/7 hours. Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in South Milwaukee work on weekends?
32 of 55 ranked pool builders post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are A-1 Pools (#1), Swimming Pool Services (#2) and Leisure Pools and Spas (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do South Milwaukee pool builders have?
The median Google rating among 55 rated pool builders in South Milwaukee is 4.6★, with a median of 22 reviews. Hansen's Pool & Spa has the most, 743 reviews, and ranks #4. 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 South Milwaukee count in this ranking?
Yes, if they are within 40 mi of the South Milwaukee 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 South Milwaukee
- November 2026: CR Scores recalculated for 55 pool builders serving South Milwaukee.
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