62/100CR Score
Ranked #1 because of its Google rating and review volume: 5.0★ from 579 Google reviews, the most in Boulder.
Best Pool Builders in Boulder, CO (2026)
79 pool builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Boulder: Alpine Hot Tub Moving & Hot Tub Repair Service, CR Score 62/100; 5.0★ from 579 Google reviews; open Saturdays until 5 PM.
- 5
Best for emergencies (open 24/7): Neptune Pools, posts 24/7 hours; ranked #5 of 79.
- 22
Most-reviewed: Front Range Water Heater and Excavation, 564 Google reviews at 4.9★, the most of 79 ranked after Alpine Hot Tub Moving & Hot Tub Repair Service; ranked #22.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
79 Boulder pool builders are ranked here by CR Score, from ten published factors. 8 are open 24/7, 33 open Saturdays and 17 open Sundays, based on posted hours. The median Google rating is 4.7★ across 79 rated businesses.
Top 10 pool builders in Boulder at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Alpine Hot Tub Moving & Hot Tub Repair Service | 62 | 5.0★ (579) | Denver, 23 mi away | Sat | Overall |
| 2 | Marina Pool Spa & Patio | 58 | 4.5★ (168) | Lakewood, 22 mi away | Sat · Sun | — |
| 3 | Mr Pool | 57 | 4.2★ (47) | Boulder | Sat | — |
| 4 | Aquality Pools & Spas | 57 | 4.9★ (67) | Broomfield, 11 mi away | — | — |
| 5 | Neptune Pools | 56 | 4.6★ (32) | Centennial, 31 mi away | 24/7 | Emergencies |
| 6 | Crystal Clear Pools & Spas Inc | 56 | 4.4★ (114) | Denver, 19 mi away | Sat | — |
| 7 | Quality Pools & Spas | 55 | 3.1★ (71) | Boulder | Sat · Sun | — |
| 8 | Integrity Pool Builders | 55 | 5.0★ (92) | Englewood, 28 mi away | — | — |
| 9 | Denver West Pools | 55 | 5.0★ (12) | Golden, 20 mi away | Sat · Sun | — |
| 10 | Denver Pool Maintenance | 54 | 4.5★ (8) | Denver, 27 mi away | 24/7 | — |
The 79 best pool builders in Boulder, 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 Lakewood, 22 mi away
58/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.5★ from 168 Google reviews, listed on Google as “Swimming pool contractor”.
#3 Mr Pool
Based in Boulder
57/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.2★ from 47 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Broomfield, 11 mi away
57/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 67 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Centennial, 31 mi away
56/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.6★ from 32 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Denver, 19 mi away
56/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.4★ from 114 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Boulder
55/100CR ScoreRanked #7 because of its Google rating and trade focus: 3.1★ from 71 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Englewood, 28 mi away
55/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 92 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Golden, 20 mi away
55/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Denver, 27 mi away
54/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Lakewood, 29 mi away
54/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.6★ from 21 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Denver, 17 mi away
54/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.1★ from 89 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Centennial, 35 mi away
54/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 133 Google reviews, listed on Google as “Swimming pool contractor”.
#14 Clean Pool
Based in Centennial, 34 mi away
53/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.3★ from 11 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Highlands Ranch, 29 mi away
53/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Denver, 30 mi away
53/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Lakewood, 24 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Highlands Ranch, 25 mi away
53/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “Swimming pool repair service”.
Based in Johnstown, 21 mi away
53/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Masonry contractor”.
#20 Pool Doctor
Based in Lakewood, 25 mi away
53/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.6★ from 50 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Englewood, 28 mi away
53/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.8★ from 52 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Loveland, 27 mi away
52/100CR ScoreRanked #22 because of its Google rating and review volume: 4.9★ from 564 Google reviews.
Based in Englewood, 28 mi away
52/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.1★ from 9 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Erie, 11 mi away
52/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Swimming pool contractor”.
Based in Denver, 19 mi away
52/100CR ScoreRanked #25 because of its Google rating and review volume: 4.8★ from 129 Google reviews.
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 79 ranked pool builders here; the rest are on their profiles.
Also serving Boulder
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 |
|---|---|---|
| Absolute Pool Management LLC | 5.0★ (1) | 18 mi |
| All Terrain Landscaping | 5.0★ (2) | 36 mi |
| Denver PERFECT pool plaster | 5.0★ (2) | 30 mi |
| Denver Pool Resurfacing | 5.0★ (1) | 23 mi |
| Denver Pools & Spas | 5.0★ (1) | 28 mi |
| Eco Friendly Pools | 4.0★ (2) | 23 mi |
| JL Pools and Spas LLC | 5.0★ (2) | 19 mi |
| Klear Pools | 1.0★ (1) | 14 mi |
| Mackey Pools & Spas | 1.0★ (1) | 22 mi |
| Majestic Water Spouts | 5.0★ (2) | 25 mi |
| Med Pool Professionals Inc | 5.0★ (1) | 28 mi |
| Modern Aquatic Construction LLC | 5.0★ (1) | 17 mi |
| Platinum Property & Pool Management | 5.0★ (2) | 33 mi |
| Pool Geeks | 15 mi | |
| Pool Shark, Inc. | 3.5★ (2) | 19 mi |
| Renu Pool Plastering | 5.0★ (1) | 24 mi |
| Ridgeline Pools and Spas | 5.0★ (2) | 22 mi |
| Rocky Mountain Pool Builders | 3.0★ (2) | 21 mi |
| Seewald Construction | 5.0★ (2) | 22 mi |
| WET Pools & Spas | 5.0★ (2) | 32 mi |
How we ranked Boulder pool builders
We scored 79 Boulder 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 8, 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 Boulder 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 Boulder: frequently asked questions
Who is the best pool builder in Boulder?
By CR Score, the highest-ranked pool builder in Boulder, CO is Alpine Hot Tub Moving & Hot Tub Repair Service with a CR Score of 62/100. It has 5.0★ from 579 Google reviews. It is open Saturdays until 5 PM. Marina Pool Spa & Patio (#2) and Mr Pool (#3) follow. We ranked 79 pool builders on ten factors, last updated November 8, 2026.
How many pool builders are there in Boulder?
ContractorsRanked ranks 79 pool builders serving Boulder, CO. 3 of them are based in Boulder; 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 Boulder are open 24/7?
8 ranked pool builders in Boulder post 24/7 hours. The highest-ranked are Neptune Pools (#5), Denver Pool Maintenance (#10) and Clean Pool (#14). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which pool builders in Boulder work on weekends?
33 of 79 ranked pool builders post Saturday hours and 17 post Sunday hours. The highest-ranked open Saturdays are Alpine Hot Tub Moving & Hot Tub Repair Service (#1), Marina Pool Spa & Patio (#2) and Mr Pool (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Boulder pool builders have?
The median Google rating among 79 rated pool builders in Boulder is 4.7★, with a median of 15 reviews. Alpine Hot Tub Moving & Hot Tub Repair Service has the most, 579 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 Boulder count in this ranking?
Yes, if they are within 40 mi of the Boulder 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 Boulder
- November 2026: CR Scores recalculated for 79 pool builders serving Boulder.
More pool builders and Boulder pages
Pool builders near Boulder
- Pool builders in Superior, CO79 ranked
- Pool builders in Louisville, CO79 ranked
- Pool builders in Lafayette, CO81 ranked
- Pool builders in Broomfield, CO80 ranked
- Pool builders in Erie, CO80 ranked
- Pool builders in Longmont, CO70 ranked
- Pool builders in Westminster, CO80 ranked
- Pool builders in Northglenn, CO83 ranked
- Pool builders in Arvada, CO79 ranked
- Pool builders in Golden, CO77 ranked
Other trades in Boulder
- Roofers in Boulder1017 ranked
- Plumbers in Boulder504 ranked
- Electricians in Boulder352 ranked
- HVAC contractors in Boulder582 ranked
- General contractors in Boulder499 ranked
- Painters in Boulder123 ranked
- Landscapers in Boulder171 ranked
- Handymen in Boulder95 ranked
- Kitchen remodelers in Boulder295 ranked
- Bathroom remodelers in Boulder294 ranked
- Flooring contractors in Boulder244 ranked
- Tile installers in Boulder45 ranked
- Drywall contractors in Boulder13 ranked
- Concrete contractors in Boulder290 ranked
- Fence contractors in Boulder142 ranked
- Deck builders in Boulder156 ranked
- Siding contractors in Boulder387 ranked
- Window installers in Boulder464 ranked
- Gutter installers in Boulder186 ranked
- Insulation contractors in Boulder79 ranked
- Solar installers in Boulder231 ranked
- Garage door repair companies in Boulder155 ranked
- Foundation repair companies in Boulder92 ranked
- Tree services in Boulder230 ranked
- Masonry contractors in Boulder115 ranked
- Water damage restoration companies in Boulder534 ranked
- Home builders in Boulder458 ranked
- Demolition contractors in Boulder69 ranked
- Window cleaners in Boulder76 ranked
- Pressure washing companies in Boulder39 ranked
- Pest control companies in Boulder98 ranked
- Paving contractors in Boulder112 ranked
- Auto glass repair shops in Boulder167 ranked
- Septic service companies in Boulder54 ranked
- Excavating contractors in Boulder104 ranked
- All contractors in Boulder