63/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 152 Google reviews, the most in Sanford.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in Sanford, ME (2026)
31 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Sanford: The Pool Shed, CR Score 63/100; 4.8★ from 152 Google reviews; open 7 days a week.
- 7
Best for emergencies (open 24/7): Coleco Family Pool & Spa Center, posts 24/7 hours; ranked #7 of 31.
- 2
Most-reviewed: Ace Pool Services, 103 Google reviews at 4.9★, the most of 31 ranked after The Pool Shed; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
31 Sanford pool builders are ranked here by CR Score, from ten published factors. 5 are open 24/7, 22 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.6★ across 31 rated businesses.
Top 10 pool builders in Sanford at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | The Pool Shed | 63 | 4.8★ (152) | Biddeford, 18 mi away | Sat · Sun | Overall |
| 2 | Ace Pool Services | 62 | 4.9★ (103) | Rochester, 14 mi away | — | Most reviews |
| 3 | White Mountain Pool & Spa | 61 | 4.5★ (100) | Somersworth, 15 mi away | Sat · Sun | — |
| 4 | East Coast Pool & Spa | 59 | 4.6★ (56) | Sanford | Sat | — |
| 5 | Northern Pool & Spa | 59 | 4.7★ (101) | Eliot, 21 mi away | Sat | — |
| 6 | St. Cyr Pool & Spa | 59 | 4.7★ (98) | Portsmouth, 33 mi away | Sat · Sun | — |
| 7 | Coleco Family Pool & Spa Center | 58 | 3.8★ (32) | Sanford | 24/7 | Emergencies |
| 8 | SSG Pools (Maine) | 57 | 5.0★ (8) | Biddeford, 17 mi away | 24/7 | — |
| 9 | Aqua Paradise Pools & Spas | 57 | 4.5★ (81) | Portsmouth, 27 mi away | Sat | — |
| 10 | Mowry Brothers Pools | 55 | 5.0★ (10) | Buxton, 19 mi away | Sat · Sun | — |
The 31 best pool builders in Sanford, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Rochester, 14 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 103 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Somersworth, 15 mi away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.5★ from 100 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sanford
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.6★ from 56 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Eliot, 21 mi away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.7★ from 101 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portsmouth, 33 mi away
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 98 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sanford
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 3.8★ from 32 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Biddeford, 17 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ 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 Portsmouth, 27 mi away
57/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.5★ from 81 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Buxton, 19 mi away
55/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 19 mi away
54/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.5★ from 17 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Laconia, 35 mi away
54/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.7★ from 46 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dover, 18 mi away
54/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.4★ from 13 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 The Pool Man
Based in Biddeford, 16 mi away
54/100CR ScoreRanked #14 because of its Google rating and trade focus: 2.3★ from 3 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dover, 23 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 3.7★ from 58 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Biddeford, 16 mi away
54/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ 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 Portland, 29 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.5★ from 45 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 30 mi away
53/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.5★ from 28 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gorham, 26 mi away
52/100CR ScoreRanked #19 because of its Google rating and trade focus: 3.8★ from 24 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#20 Wilson pools
Based in Amesbury, 40 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.6★ from 24 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 30 mi away
52/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kingston, 39 mi away
52/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 33 mi away
52/100CR ScoreRanked #23 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.
Based in Newburyport, 23 mi away
51/100CR ScoreRanked #24 because of its Google rating and review volume: 4.7★ from 26 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#25 Best Betts Pools
Based in Pembroke, 37 mi away
50/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 31 pool builders
#1 to #25 are shown in full above. Here are #26 to #31, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Atlantis Pool & Construction | 50 | 5.0★ (7) | 39 mi |
| 27 | First Choice Installations, LLC | 49 | 5.0★ (14) | 34 mi |
| 28 | Premier Pools & Spas of NH | 49 | 5.0★ (3) | 18 mi |
| 29 | Ledgewater Pools | 49 | 4.4★ (12) | 34 mi |
| 30 | Elite Pool Management | 49 | 5.0★ (3) | 22 mi |
| 31 | Westbrook Pool & Spa | 48 | 3.8★ (12) | 31 mi |
Also serving Sanford
8 more pool builders within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Bayside Pools | 5.0★ (2) | 31 mi |
| Coversafe | 5.0★ (2) | 38 mi |
| Efficient Air Systems, Inc | 5.0★ (1) | 30 mi |
| Gemini Pool Service Inc | 20 mi | |
| Granite Pools & Outdoor Living | 24 mi | |
| Poolman | 1.0★ (1) | 20 mi |
| Soake pool | 38 mi | |
| Vance Pool Co | 1.0★ (1) | 29 mi |
How we ranked Sanford pool builders
We scored 31 Sanford 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 Sanford 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 Sanford: frequently asked questions
Who is the best pool builder in Sanford?
By CR Score, the highest-ranked pool builder in Sanford, ME is The Pool Shed with a CR Score of 63/100. It has 4.8★ from 152 Google reviews. It is open 7 days a week. Ace Pool Services (#2) and White Mountain Pool & Spa (#3) follow. We ranked 31 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Sanford?
ContractorsRanked ranks 31 pool builders serving Sanford, ME. 2 of them are based in Sanford; the rest serve it from nearby towns. Another 8 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in Sanford are open 24/7?
5 ranked pool builders in Sanford post 24/7 hours. The highest-ranked are Coleco Family Pool & Spa Center (#7), SSG Pools (Maine) (#8) and The Pool Man (#14). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Sanford work on weekends?
22 of 31 ranked pool builders post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are The Pool Shed (#1), White Mountain Pool & Spa (#3) and East Coast Pool & Spa (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Sanford pool builders have?
The median Google rating among 31 rated pool builders in Sanford is 4.6★, with a median of 24 reviews. The Pool Shed has the most, 152 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 Sanford count in this ranking?
Yes, if they are within 40 mi of the Sanford 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 Sanford
- November 2026: CR Scores recalculated for 31 pool builders serving Sanford.
- November 2026: 1 duplicate listing merged.
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