59/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.6★ from 57 Google reviews, listed on Google as “Swimming pool contractor”.
Best Pool Builders in Mount Vernon, IL (2026)
7 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Mount Vernon: Crystal Clear Pools & Spas, CR Score 59/100; 4.6★ from 57 Google reviews; open Saturdays until 1 PM.
- 2
Most-reviewed: Aloha Pools & Spas - Marion, 320 Google reviews at 4.8★, the most of 7 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
7 Mount Vernon pool builders are ranked here by CR Score, from ten published factors. 4 open Saturdays and 2 open Sundays, based on posted hours. The median Google rating is 4.5★ across 7 rated businesses.
Top 7 pool builders in Mount Vernon at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Crystal Clear Pools & Spas | 59 | 4.6★ (57) | Mount Vernon | Sat | Overall |
| 2 | Aloha Pools & Spas - Marion | 58 | 4.8★ (320) | Marion, 40 mi away | Sat | Most reviews |
| 3 | East Side Pools And Spas | 56 | 4.1★ (30) | Salem, 18 mi away | Sat · Sun | — |
| 4 | Royal Fiberglass Pools | 54 | 5.0★ (3) | Mount Vernon | Sun · Evenings | — |
| 5 | Evergreen Pool and Spa | 54 | 4.5★ (31) | Centralia, 24 mi away | Sat | — |
| 6 | West Side Pools & Spas | 48 | 3.7★ (7) | Fairfield, 30 mi away | — | — |
| 7 | Aquatechs Pools & Renovations | 48 | 4.2★ (5) | Jeffersontown, 30 mi away | — | — |
The 7 best pool builders in Mount Vernon, 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 Marion, 40 mi away
58/100CR ScoreRanked #2 because of its Google rating and review volume: 4.8★ from 320 Google reviews, the most in Mount Vernon.
Based in Salem, 18 mi away
56/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.1★ from 30 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Mount Vernon
54/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Centralia, 24 mi away
54/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.5★ from 31 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Fairfield, 30 mi away
48/100CR ScoreRanked #6 because of its Google rating and trade focus: 3.7★ from 7 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Jeffersontown, 30 mi away
48/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Swimming pool contractor”.
How we ranked Mount Vernon pool builders
We scored 7 Mount Vernon 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 Mount Vernon 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 Mount Vernon: frequently asked questions
Who is the best pool builder in Mount Vernon?
By CR Score, the highest-ranked pool builder in Mount Vernon, IL is Crystal Clear Pools & Spas with a CR Score of 59/100. It has 4.6★ from 57 Google reviews. It is open Saturdays until 1 PM. Aloha Pools & Spas - Marion (#2) and East Side Pools And Spas (#3) follow. We ranked 7 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Mount Vernon?
ContractorsRanked ranks 7 pool builders serving Mount Vernon, IL. 2 of them are based in Mount Vernon; the rest serve it from nearby towns. Counts are as of November 2026.
Which pool builders in Mount Vernon work on weekends?
4 of 7 ranked pool builders post Saturday hours and 2 post Sunday hours. The highest-ranked open Saturdays are Crystal Clear Pools & Spas (#1), Aloha Pools & Spas - Marion (#2) and East Side Pools And Spas (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Mount Vernon pool builders have?
The median Google rating among 7 rated pool builders in Mount Vernon is 4.5★, with a median of 30 reviews. Aloha Pools & Spas - Marion has the most, 320 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 Mount Vernon count in this ranking?
Yes, if they are within 40 mi of the Mount Vernon 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 Mount Vernon
- November 2026: CR Scores recalculated for 7 pool builders serving Mount Vernon.
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