63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.7★ from 389 Google reviews, listed on Google as “Swimming pool contractor”.
Best Pool Builders in Fairfax, VA (2026)
243 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Fairfax: Capital Hot Tubs & Saunas – Fairfax, CR Score 63/100; 4.7★ from 389 Google reviews; open 7 days a week.
- 3
Best for emergencies (open 24/7): Finn's Pool & Spa Service, posts 24/7 hours; ranked #3 of 243.
- 6
Most-reviewed: AquaSafe Pool Management, Inc., 1,053 Google reviews at 4.8★, the most of 243 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
243 Fairfax pool builders are ranked here by CR Score, from ten published factors. 11 are open 24/7, 122 open Saturdays and 40 open Sundays, based on posted hours. The median Google rating is 4.7★ across 243 rated businesses.
Most of this list also appears on the Pool builders in Annandale ranking. See Pool builders in Annandale
Top 10 pool builders in Fairfax at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Capital Hot Tubs & Saunas – Fairfax | 63 | 4.7★ (389) | Fairfax | Sat · Sun | Overall |
| 2 | Subcomm Pools | 61 | 4.9★ (137) | Falls Church, 5 mi away | Sat · Sun | — |
| 3 | Finn's Pool & Spa Service | 61 | 4.7★ (70) | Vienna, 4 mi away | 24/7 | Emergencies |
| 4 | Cub Run Rec Center | 61 | 4.5★ (329) | Chantilly, 9 mi away | Sat · Sun · Evenings | — |
| 5 | NOVA Landscape Construction LLC | 60 | 5.0★ (76) | Chantilly, 8 mi away | Sat · Sun · Evenings | — |
| 6 | AquaSafe Pool Management, Inc. | 60 | 4.8★ (1,053) | Hanover, 39 mi away | Sat · Sun | Most reviews |
| 7 | Capital Hot Tubs & Saunas – Rockville | 59 | 4.6★ (301) | Rockville, 19 mi away | Sat · Sun | — |
| 8 | MS Home Pool Services Inc. | 59 | 4.9★ (147) | Alexandria, 8 mi away | Sat | — |
| 9 | Capital Hot Tubs & Saunas – Clarksburg | 59 | 4.7★ (494) | Clarksburg, 30 mi away | Sat · Sun | — |
| 10 | System Pools LLC | 59 | 4.8★ (102) | Rockville, 17 mi away | Sat · Sun · Evenings | — |
The 243 best pool builders in Fairfax, 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 Falls Church, 5 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 137 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Vienna, 4 mi away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 70 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Chantilly, 9 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.5★ from 329 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Chantilly, 8 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 76 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Hanover, 39 mi away
60/100CR ScoreRanked #6 because of its Google rating and review volume: 4.8★ from 1,053 Google reviews, the most in Fairfax.
Based in Rockville, 19 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.6★ from 301 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Alexandria, 8 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 147 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Clarksburg, 30 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.7★ from 494 Google reviews, listed on Google as “Swimming pool contractor”.
#10 System Pools LLC
Based in Rockville, 17 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 102 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Springfield, 7 mi away
58/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 129 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Springfield, 6 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.5★ from 179 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Burke, 6 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 192 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Sterling, 12 mi away
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 94 Google reviews, listed on Google as “Swimming pool contractor”.
#15 B&D Pools LLC
Based in Silver Spring, 24 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 88 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Gaithersburg, 23 mi away
57/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.5★ from 483 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Lorton, 11 mi away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Silver Spring, 5 mi away
57/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 77 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Lorton, 10 mi away
57/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 119 Google reviews, listed on Google as “Swimming pool contractor”.
#20 Hydroscape Pools
Based in Centreville, 2 mi away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Manassas, 12 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.8★ from 68 Google reviews, listed on Google as “Swimming pool repair service”.
#22 BJ Pool and Spa
Based in Fairfax Station, 5 mi away
56/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.5★ from 61 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Vienna, 5 mi away
56/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.5★ from 60 Google reviews, listed on Google as “Swimming pool repair service”.
#24 Splash Pools LLC
Based in Arnold, 5 mi away
56/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “Swimming pool contractor”.
#25 Subcomm Pools
Based in Alexandria, 10 mi away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Swimming pool contractor”.
How we ranked Fairfax pool builders
We scored 243 Fairfax 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 Fairfax 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 Fairfax: frequently asked questions
Who is the best pool builder in Fairfax?
By CR Score, the highest-ranked pool builder in Fairfax, VA is Capital Hot Tubs & Saunas – Fairfax with a CR Score of 63/100. It has 4.7★ from 389 Google reviews. It is open 7 days a week. Subcomm Pools (#2) and Finn's Pool & Spa Service (#3) follow. We ranked 243 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in Fairfax?
ContractorsRanked ranks 243 pool builders serving Fairfax, VA. 1 of them is based in Fairfax; the rest serve it from nearby towns. Counts are as of November 2026.
Which pool builders in Fairfax are open 24/7?
11 ranked pool builders in Fairfax post 24/7 hours. The highest-ranked are Finn's Pool & Spa Service (#3) and Hydroscape Pools (#20). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Fairfax work on weekends?
122 of 243 ranked pool builders post Saturday hours and 40 post Sunday hours. The highest-ranked open Saturdays are Capital Hot Tubs & Saunas – Fairfax (#1), Subcomm Pools (#2) and Finn's Pool & Spa Service (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Fairfax pool builders have?
The median Google rating among 243 rated pool builders in Fairfax is 4.7★, with a median of 21 reviews. AquaSafe Pool Management, Inc. has the most, 1,053 reviews, and ranks #6. 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 Fairfax count in this ranking?
Yes, if they are within 40 mi of the Fairfax 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 Fairfax
- November 2026: CR Scores recalculated for 243 pool builders serving Fairfax.
- November 2026: 2 duplicate listings merged.
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