63/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 1,053 Google reviews, the most in Kemp Mill.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Pool Builders in Kemp Mill, MD (2026)
305 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Kemp Mill: AquaSafe Pool Management, Inc., CR Score 63/100; 4.8★ from 1,053 Google reviews; open 7 days a week.
- 8
Best for emergencies (open 24/7): Finn's Pool & Spa Service, posts 24/7 hours; ranked #8 of 305.
- 5
Most-reviewed: Capital Hot Tubs & Saunas – Clarksburg, 494 Google reviews at 4.7★, the most of 305 ranked after AquaSafe Pool Management, Inc.; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
305 Kemp Mill pool builders are ranked here by CR Score, from ten published factors. 20 are open 24/7, 158 open Saturdays and 55 open Sundays, based on posted hours. The median Google rating is 4.7★ across 305 rated businesses.
Most of this list also appears on the Pool builders in Germantown ranking. See Pool builders in Germantown
Top 10 pool builders in Kemp Mill at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | AquaSafe Pool Management, Inc. | 63 | 4.8★ (1,053) | Hanover, 19 mi away | Sat · Sun | Overall |
| 2 | Capital Hot Tubs & Saunas – Rockville | 61 | 4.6★ (301) | Rockville, 7 mi away | Sat · Sun | — |
| 3 | System Pools LLC | 61 | 4.8★ (102) | Rockville, 5 mi away | Sat · Sun · Evenings | — |
| 4 | B&D Pools LLC | 60 | 4.8★ (88) | Silver Spring, 4 mi away | Sat · Sun · Evenings | — |
| 5 | Capital Hot Tubs & Saunas – Clarksburg | 60 | 4.7★ (494) | Clarksburg, 23 mi away | Sat · Sun | Most reviews |
| 6 | Capital Hot Tubs & Saunas – Fairfax | 60 | 4.7★ (389) | Fairfax, 21 mi away | Sat · Sun | — |
| 7 | Subcomm Pools | 60 | 4.9★ (137) | Falls Church, 16 mi away | Sat · Sun | — |
| 8 | Finn's Pool & Spa Service | 59 | 4.7★ (70) | Vienna, 16 mi away | 24/7 | Emergencies |
| 9 | Hydro Pool & Spa, Inc. | 59 | 4.5★ (483) | Gaithersburg, 11 mi away | Sat | — |
| 10 | Anthony & Sylvan Pools | 59 | 4.5★ (389) | Jessup, 14 mi away | — | — |
The 305 best pool builders in Kemp Mill, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Rockville, 7 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.6★ from 301 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockville, 5 mi away
61/100CR ScoreRanked #3 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 Silver Spring, 4 mi away
60/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 88 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clarksburg, 23 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.7★ from 494 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fairfax, 21 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 389 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Falls Church, 16 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 137 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Vienna, 16 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.7★ from 70 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Gaithersburg, 11 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.5★ from 483 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Jessup, 14 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.5★ from 389 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Silver Spring, 6 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#12 Brighton Pools
Based in Annapolis, 29 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.9★ from 175 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 HYDRATECH LLC
Based in Rockville, 5 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 59 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chantilly, 26 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.5★ from 329 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alexandria, 18 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 147 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Westminster, 36 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ 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 Chantilly, 25 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 76 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Suitland, 21 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.8★ 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 Bowleys Quarters, 16 mi away
57/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.8★ 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 Pasadena, 28 mi away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 72 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockville, 5 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 35 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Springfield, 19 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 129 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pasadena, 26 mi away
56/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ 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 Rockville, 8 mi away
56/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 74 Google reviews, listed on Google as “Swimming pool contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#25 Pool Guppy
Based in Columbia, 6 mi away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Swimming pool repair service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Kemp Mill pool builders
We scored 305 Kemp Mill 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 Kemp Mill 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 Kemp Mill: frequently asked questions
Who is the best pool builder in Kemp Mill?
By CR Score, the highest-ranked pool builder in Kemp Mill, MD is AquaSafe Pool Management, Inc. with a CR Score of 63/100. It has 4.8★ from 1,053 Google reviews. It is open 7 days a week. Capital Hot Tubs & Saunas – Rockville (#2) and System Pools LLC (#3) follow. We ranked 305 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Kemp Mill?
ContractorsRanked ranks 305 pool builders serving Kemp Mill, MD. Counts are as of November 2026.
Which pool builders in Kemp Mill are open 24/7?
20 ranked pool builders in Kemp Mill post 24/7 hours. The highest-ranked are Finn's Pool & Spa Service (#8), Manns Pool Water Delivery (#16) and Picture Perfect Pools maryland (#19). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Kemp Mill work on weekends?
158 of 305 ranked pool builders post Saturday hours and 55 post Sunday hours. The highest-ranked open Saturdays are AquaSafe Pool Management, Inc. (#1), Capital Hot Tubs & Saunas – Rockville (#2) and System Pools LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Kemp Mill pool builders have?
The median Google rating among 305 rated pool builders in Kemp Mill is 4.7★, with a median of 23 reviews. AquaSafe Pool Management, Inc. has the most, 1,053 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 Kemp Mill count in this ranking?
Yes, if they are within 40 mi of the Kemp Mill 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 Kemp Mill
- November 2026: CR Scores recalculated for 305 pool builders serving Kemp Mill.
- November 2026: 3 duplicate listings merged.
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