62/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 346 Google reviews, listed on Google as “Swimming pool repair service”.
Best Pool Builders in San Marcos, CA (2026)
324 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in San Marcos: Triton Water Renewal LLC, CR Score 62/100; 5.0★ from 346 Google reviews; open Saturdays until 2 PM.
- 2
Best for emergencies (open 24/7): Ramos & Son's Pool Co, posts 24/7 hours; ranked #2 of 324.
- 27
Most-reviewed: Crowne Hill Pools, 382 Google reviews at 4.9★, the most of 324 ranked; ranked #27.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
324 San Marcos pool builders are ranked here by CR Score, from ten published factors. 14 are open 24/7, 171 open Saturdays and 78 open Sundays, based on posted hours. The median Google rating is 4.9★ across 324 rated businesses.
Top 10 pool builders in San Marcos at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Triton Water Renewal LLC | 62 | 5.0★ (346) | San Diego, 11 mi away | Sat | Overall |
| 2 | Ramos & Son's Pool Co | 60 | 5.0★ (53) | San Diego, 21 mi away | 24/7 | Emergencies |
| 3 | Next Level Pool Service And Repair | 60 | 4.7★ (51) | Vista, 6 mi away | Sat · Sun | — |
| 4 | Priority Pool Service | 59 | 5.0★ (51) | Poway, 15 mi away | Sat · Sun · Evenings | — |
| 5 | Coe Crew Pools | 59 | 4.9★ (40) | Oceanside, 10 mi away | Sat · Sun | — |
| 6 | Cabana Pool Service | 59 | 5.0★ (53) | San Diego, 15 mi away | Sat · Sun | — |
| 7 | Superior pool repairs | 59 | 5.0★ (56) | Murrieta, 27 mi away | 24/7 | — |
| 8 | San Dieguito Pool Center | 59 | 4.5★ (159) | Escondido, 6 mi away | Sat | — |
| 9 | Reef Pool Services | 59 | 5.0★ (28) | Oceanside, 8 mi away | Sat · Sun · Evenings | — |
| 10 | Simpson Pool & Spa SERVICE & REPAIR DIVISION | 59 | 4.9★ (111) | Poway, 15 mi away | Sat | — |
The 324 best pool builders in San Marcos, 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 San Diego, 21 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 53 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Vista, 6 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 51 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Poway, 15 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Oceanside, 10 mi away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 40 Google reviews, listed on Google as “Swimming pool contractor”.
Based in San Diego, 15 mi away
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 53 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Murrieta, 27 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Escondido, 6 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.5★ from 159 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Oceanside, 8 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Poway, 15 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 111 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Murrieta, 29 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.7★ from 224 Google reviews, listed on Google as “Swimming pool repair service”.
#12 CCC Pool Service
Based in San Marcos
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 113 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Escondido, 7 mi away
59/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 107 Google reviews, listed on Google as “Swimming pool repair service”.
Based in San Marcos
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Swimming pool repair service”.
Based in San Marcos
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Temecula, 26 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 71 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Encinitas, 8 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.8★ from 138 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Oceanside, 9 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 114 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Carlsbad, 16 mi away
58/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 36 Google reviews, listed on Google as “Swimming pool repair service”.
Based in San Diego, 20 mi away
58/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 40 Google reviews, listed on Google as “Swimming pool contractor”.
Based in San Diego, 22 mi away
58/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.8★ from 148 Google reviews, listed on Google as “Swimming pool contractor”.
Based in San Marcos
58/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.0★ from 26 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Fallbrook, 10 mi away
58/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Temecula, 28 mi away
58/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 84 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Oceanside, 8 mi away
58/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.2★ from 42 Google reviews, listed on Google as “Swimming pool repair service”.
Pool builders ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 324 ranked pool builders here; the rest are on their profiles.
Also serving San Marcos
20 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 |
|---|---|---|
| Allys Gates and Fence | In San Marcos | |
| Amazing Pools & Spas | In San Marcos | |
| Aqua Magic Pools | In San Marcos | |
| Aqua Safe Unlimited, Inc. | 1.5★ (2) | 4 mi |
| Beau's Pool Services | 5.0★ (2) | 10 mi |
| Blue Lagoon Pool Care | 5.0★ (2) | 2 mi |
| Blue Ribbon Pool Services | 1.0★ (2) | 21 mi |
| Blue Waterline Pool and Spa | In San Marcos | |
| Classic Pools & Spas | In San Marcos | |
| Coral Pools | In San Marcos | |
| Crystal Vista Pool Tech Inc | 5.0★ (2) | 21 mi |
| Custom Creations West | 5.0★ (2) | 6 mi |
| doc's pool & spa | 5.0★ (2) | 15 mi |
| NCC Pool & Spa Maintenance | 5.0★ (2) | 5 mi |
| Norris Pool Renovators | 5.0★ (2) | 4 mi |
| Pete deCamp Pools | In San Marcos | |
| Phenomenal Pool Service | 5.0★ (2) | 5 mi |
| Redford Poolscapes | 5.0★ (1) | In San Marcos |
| So Cal Custom Pools & Spas of San Diego | 5.0★ (2) | 6 mi |
| Sundancer Pools | In San Marcos |
How we ranked San Marcos pool builders
We scored 324 San Marcos 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 San Marcos 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 San Marcos: frequently asked questions
Who is the best pool builder in San Marcos?
By CR Score, the highest-ranked pool builder in San Marcos, CA is Triton Water Renewal LLC with a CR Score of 62/100. It has 5.0★ from 346 Google reviews. It is open Saturdays until 2 PM. Ramos & Son's Pool Co (#2) and Next Level Pool Service And Repair (#3) follow. We ranked 324 pool builders on ten factors, last updated November 3, 2026.
How many pool builders are there in San Marcos?
ContractorsRanked ranks 324 pool builders serving San Marcos, CA. 6 of them are based in San Marcos; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of November 2026.
Which pool builders in San Marcos are open 24/7?
14 ranked pool builders in San Marcos post 24/7 hours. The highest-ranked are Ramos & Son's Pool Co (#2) and Superior pool repairs (#7). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in San Marcos work on weekends?
171 of 324 ranked pool builders post Saturday hours and 78 post Sunday hours. The highest-ranked open Saturdays are Triton Water Renewal LLC (#1), Ramos & Son's Pool Co (#2) and Next Level Pool Service And Repair (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do San Marcos pool builders have?
The median Google rating among 324 rated pool builders in San Marcos is 4.9★, with a median of 13 reviews. Crowne Hill Pools has the most, 382 reviews, and ranks #27. 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 San Marcos count in this ranking?
Yes, if they are within 40 mi of the San Marcos 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 San Marcos
- November 2026: CR Scores recalculated for 324 pool builders serving San Marcos.
- November 2026: 4 duplicate listings merged.
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