62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 320 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 Herrin, IL (2026)
6 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Herrin: Aloha Pools & Spas - Marion, CR Score 62/100; 4.8★ from 320 Google reviews; open Saturdays until 3 PM.
- 2
Most-reviewed: Pool Co, 598 Google reviews at 4.9★, the most of 6 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
6 Herrin pool builders are ranked here by CR Score, from ten published factors. 3 open Saturdays, based on posted hours. The median Google rating is 4.7★ across 6 rated businesses.
Most of this list also appears on the Pool builders in Marion ranking. See Pool builders in Marion
Top 6 pool builders in Herrin at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Aloha Pools & Spas - Marion | 62 | 4.8★ (320) | Marion, 5 mi away | Sat | Overall |
| 2 | Pool Co | 61 | 4.9★ (598) | Carbondale, 11 mi away | — | Most reviews |
| 3 | Olympic Pools | 57 | 4.4★ (50) | Marion, 7 mi away | Sat | — |
| 4 | Southern Comfort Pool LLC | 54 | 4.7★ (33) | Murphysboro, 12 mi away | — | — |
| 5 | Celebrity Pools & Spa | 54 | 3.4★ (7) | Marion, 9 mi away | — | — |
| 6 | Crystal Clear Pools & Spas | 53 | 4.6★ (57) | Mount Vernon, 35 mi away | Sat | — |
The 6 best pool builders in Herrin, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
#2 Pool Co
Based in Carbondale, 11 mi away
61/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 598 Google reviews, the most in Herrin.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 7 mi away
57/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.4★ from 50 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Murphysboro, 12 mi away
54/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.7★ from 33 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marion, 9 mi away
54/100CR ScoreRanked #5 because of its Google rating and trade focus: 3.4★ from 7 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Mount Vernon, 35 mi away
53/100CR ScoreRanked #6 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.
How we ranked Herrin pool builders
We scored 6 Herrin 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 Herrin 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 Herrin: frequently asked questions
Who is the best pool builder in Herrin?
By CR Score, the highest-ranked pool builder in Herrin, IL is Aloha Pools & Spas - Marion with a CR Score of 62/100. It has 4.8★ from 320 Google reviews. It is open Saturdays until 3 PM. Pool Co (#2) and Olympic Pools (#3) follow. We ranked 6 pool builders on ten factors, last updated November 3, 2026.
Which pool builders in Herrin work on weekends?
3 of 6 ranked pool builders post Saturday hours. The highest-ranked open Saturdays are Aloha Pools & Spas - Marion (#1), Olympic Pools (#3) and Crystal Clear Pools & Spas (#6). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Herrin pool builders have?
The median Google rating among 6 rated pool builders in Herrin is 4.7★, with a median of 54 reviews. Pool Co has the most, 598 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 Herrin count in this ranking?
Yes, if they are within 40 mi of the Herrin 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 Herrin
- November 2026: CR Scores recalculated for 6 pool builders serving Herrin.
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