63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 512 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 Sudbury, MA (2026)
259 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Sudbury: New England Spas Natick, CR Score 63/100; 4.8★ from 512 Google reviews; open 7 days a week.
- 9
Best for emergencies (open 24/7): SSG Pools, posts 24/7 hours; ranked #9 of 259.
- 21
Most-reviewed: Reeds Ferry Sheds, 1,193 Google reviews at 5.0★, the most of 259 ranked; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
259 Sudbury pool builders are ranked here by CR Score, from ten published factors. 20 are open 24/7, 163 open Saturdays and 69 open Sundays, based on posted hours. The median Google rating is 4.6★ across 259 rated businesses.
Most of this list also appears on the Pool builders in Framingham Center ranking. See Pool builders in Framingham Center
Top 10 pool builders in Sudbury at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | New England Spas Natick | 63 | 4.8★ (512) | Natick, 7 mi away | Sat · Sun | Overall |
| 2 | New England Spas Auburn | 60 | 4.9★ (435) | Auburn, 26 mi away | Sat · Sun | — |
| 3 | Ambassador Pools | 60 | 4.9★ (277) | Canton, 23 mi away | Sat · Sun | — |
| 4 | Central Pools | 59 | 4.8★ (154) | Framingham, 6 mi away | Sat | — |
| 5 | New England Spas Norwell | 59 | 4.8★ (444) | Norwell, 31 mi away | Sat · Sun | — |
| 6 | Matley Pools and Spas | 59 | 4.9★ (374) | Fitchburg, 22 mi away | Sat | — |
| 7 | St Cyr Pool & Spa | 59 | 4.7★ (910) | Middleton, 25 mi away | Sat | — |
| 8 | Littleton Pools | 59 | 4.9★ (106) | Leominster, 13 mi away | — | — |
| 9 | SSG Pools | 58 | 4.6★ (203) | Acton, 14 mi away | 24/7 | Emergencies |
| 10 | Heritage Pool | 58 | 4.8★ (126) | Sutton, 22 mi away | Sat · Sun | — |
The 259 best pool builders in Sudbury, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Auburn, 26 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 435 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Canton, 23 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 277 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Framingham, 6 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 154 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Norwell, 31 mi away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.8★ from 444 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fitchburg, 22 mi away
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 374 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middleton, 25 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 910 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Leominster, 13 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 106 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#9 SSG Pools
Based in Acton, 14 mi away
58/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.6★ from 203 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#10 Heritage Pool
Based in Sutton, 22 mi away
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 126 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Auburn, 27 mi away
57/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.6★ from 232 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Franklin, 21 mi away
57/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 64 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 Blue Pool Inc
Based in Medway, 17 mi away
57/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 94 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nashua, 34 mi away
57/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.7★ from 91 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Reading, 21 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 79 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hampstead, 35 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 245 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cohasset, 33 mi away
56/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 212 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hudson, 9 mi away
56/100CR ScoreRanked #18 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 Plaistow, 34 mi away
56/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.6★ from 220 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Woonsocket, 26 mi away
56/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ 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 Hudson, 31 mi away
56/100CR ScoreRanked #21 because of its Google rating and review volume: 5.0★ from 1,193 Google reviews, the most in Sudbury.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookline, 16 mi away
56/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.6★ from 32 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Derry, 36 mi away
56/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.7★ from 192 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Greenville, 36 mi away
56/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.7★ from 130 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peabody, 26 mi away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.4★ from 107 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Sudbury pool builders
We scored 259 Sudbury 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 Sudbury 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 Sudbury: frequently asked questions
Who is the best pool builder in Sudbury?
By CR Score, the highest-ranked pool builder in Sudbury, MA is New England Spas Natick with a CR Score of 63/100. It has 4.8★ from 512 Google reviews. It is open 7 days a week. New England Spas Auburn (#2) and Ambassador Pools (#3) follow. We ranked 259 pool builders on ten factors, last updated November 3, 2026.
Which pool builders in Sudbury are open 24/7?
20 ranked pool builders in Sudbury post 24/7 hours. The highest-ranked are SSG Pools (#9), Gunite Pool Renovators (#14) and MacKillop Home Services LLC (#20). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Sudbury work on weekends?
163 of 259 ranked pool builders post Saturday hours and 69 post Sunday hours. The highest-ranked open Saturdays are New England Spas Natick (#1), New England Spas Auburn (#2) and Ambassador Pools (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Sudbury pool builders have?
The median Google rating among 259 rated pool builders in Sudbury is 4.6★, with a median of 20 reviews. Reeds Ferry Sheds has the most, 1,193 reviews, and ranks #21. 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 Sudbury count in this ranking?
Yes, if they are within 40 mi of the Sudbury 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 Sudbury
- November 2026: CR Scores recalculated for 259 pool builders serving Sudbury.
- November 2026: 5 duplicate listings merged.
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