550 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Frederick: Benjamin Franklin Plumbing of Denver, CR Score 62/100; 4.8★ from 2,904 Google reviews; open 24/7.
Best for emergencies (open 24/7): Big Apple Plumbing LLC - Broomfield, CO, posts 24/7 hours; ranked #3 of 550.
Most-reviewed: Applewood Plumbing Heating & Electric, 16,555 Google reviews at 4.8★, the most of 550 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
550 Frederick plumbers are ranked here by CR Score, from ten published factors. 252 are open 24/7, 371 open Saturdays and 307 open Sundays, based on posted hours. The median Google rating is 4.9★ across 550 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Benjamin Franklin Plumbing of Denver | 62 | 4.8★ (2,904) | Westminster, 13 mi away | 24/7 | Overall |
| 2 | Mountain Range Plumbing | 62 | 4.9★ (396) | Frederick | Sat · Sun · Evenings | — |
| 3 | Big Apple Plumbing LLC - Broomfield, CO | 61 | 5.0★ (496) | Broomfield, 14 mi away | 24/7 | Emergencies |
| 4 | Longmont Water Heaters | 60 | 5.0★ (191) | Longmont, 10 mi away | 24/7 | — |
| 5 | Mighty Plumbing Heating Air and Electric LLC. | 60 | 4.8★ (3,902) | Denver, 22 mi away | 24/7 | — |
| 6 | Blue Sky Plumbing, Heating, Cooling & Electric | 60 | 4.8★ (4,249) | Wheat Ridge, 24 mi away | 24/7 | — |
| 7 | MESA Plumbing, Heating and Cooling | 60 | 4.8★ (233) | Erie, 9 mi away | 24/7 | — |
| 8 | SUPERIOR MILE HIGH PLUMBING | 60 | 5.0★ (122) | Aurora, 9 mi away | 24/7 | — |
| 9 | Applewood Plumbing Heating & Electric | 60 | 4.8★ (16,555) | Denver, 24 mi away | Sat · Sun · Evenings | Most reviews |
| 10 | A Better Plumber (an Absolute Plumbing Company) | 60 | 4.8★ (3,296) | Denver, 23 mi away | 24/7 | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.8★ from 2,904 Google reviews, listed on Google as “Plumber”.
Based in Frederick
Ranked #2 because of its Google rating and trade focus: 4.9★ from 396 Google reviews, listed on Google as “Plumber”.
Based in Broomfield, 14 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 496 Google reviews, listed on Google as “Plumber”.
Based in Longmont, 10 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 191 Google reviews, listed on Google as “Plumber”.
Based in Denver, 22 mi away
Ranked #5 because of its Google rating and trade focus: 4.8★ from 3,902 Google reviews, listed on Google as “Plumber”.
Based in Wheat Ridge, 24 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 4,249 Google reviews, listed on Google as “Plumber”.
Based in Erie, 9 mi away
Ranked #7 because of its Google rating and trade focus: 4.8★ from 233 Google reviews, listed on Google as “Plumber”.
Based in Aurora, 9 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 122 Google reviews, listed on Google as “Plumber”.
Based in Denver, 24 mi away
Ranked #9 because of its Google rating and review volume: 4.8★ from 16,555 Google reviews, the most in Frederick.
Based in Denver, 23 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 3,296 Google reviews, listed on Google as “Plumber”.
Based in Longmont, 10 mi away
Ranked #11 because of its Google rating and review volume: 4.9★ from 3,075 Google reviews.
Based in Longmont, 10 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 122 Google reviews, listed on Google as “Plumber”.
Based in Westminster, 17 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 897 Google reviews, listed on Google as “Plumber”.
Based in Fort Collins, 9 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 241 Google reviews, listed on Google as “Plumber”.
Based in Broomfield, 14 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 277 Google reviews, listed on Google as “Plumber”.
Based in Frederick
Ranked #16 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Plumber”.
Based in Boulder, 10 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 766 Google reviews, listed on Google as “Plumber”.
Based in Arvada, 22 mi away
Ranked #18 because of its Google rating and trade focus: 4.8★ from 1,492 Google reviews, listed on Google as “Plumber”.
Based in Firestone, 1 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Plumber”.
Based in Lafayette, 10 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 320 Google reviews, listed on Google as “Plumber”.
Based in Thornton, 17 mi away
Ranked #21 because of its Google rating and review volume: 4.9★ from 5,597 Google reviews.
Based in Boulder, 18 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 572 Google reviews, listed on Google as “Plumber”.
Based in Frederick
Ranked #23 because of its Google rating and trade focus: 5.0★ from 100 Google reviews, listed on Google as “Plumber”.
Based in Thornton, 13 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 88 Google reviews, listed on Google as “Plumber”.
Based in Longmont, 11 mi away
Ranked #25 because of its Google rating and review volume: 4.9★ from 1,269 Google reviews.
#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 550 ranked plumbers here; the rest are on their profiles.
20 more plumbers within 25 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 |
|---|---|---|
| Afford-A-Rooter Plumbing - Westminster | 5.0★ (2) | 17 mi |
| AJ Plumbing LLC | 5.0★ (2) | 20 mi |
| Blue Water Mechanical | 5.0★ (2) | 22 mi |
| Colorado Drain Systems Inc. | 5.0★ (2) | 17 mi |
| Just In Time Electrical & Plumbing | 4.9★ (1,027) | 15 mi |
| Lucas Boilers | 5.0★ (2) | 20 mi |
| My Buddy the Plumber | 4.6★ (352) | 20 mi |
| Newt Plumbing Heating & Air | 5.0★ (2) | 10 mi |
| Plumbing Connect Systems LLC | 5.0★ (50) | 12 mi |
| Power Rooter Plumbing | 1.5★ (2) | 18 mi |
| Precision Plumbing Company | 3.0★ (2) | 14 mi |
| Rice Plumbing | 5.0★ (2) | 13 mi |
| Rooter & Drain Services LLC. | 5.0★ (2) | 20 mi |
| Rooter Town Plumbing | 4.4★ (1,362) | 23 mi |
| Rowe Plumbing | 2.5★ (2) | 16 mi |
| Sewer Inspections Colorado | 3.0★ (2) | 17 mi |
| Stoney's Plumbing & Heating, LLC | 5.0★ (2) | 21 mi |
| Teesco Plumbing | 5.0★ (2) | 2 mi |
| Tool Men Home Management | 5.0★ (2) | 2 mi |
| Triple S Sanitary Sewer Services LLC | 4.9★ (245) | 19 mi |
National price ranges in USD, not adjusted for Frederick. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Water heater replacement | $882 | $1,348 | $1,826 | Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
In Colorado, Colorado State Plumbing Board (DORA) licenses Plumbing work: water supply, drain, waste and vent piping and fixtures.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
We scored 550 Frederick plumbers 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 October 22, 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 Frederick 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 |