435 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Downingtown: Mattioni Plumbing, Heating & Cooling, CR Score 66/100; 4.8★ from 3,621 Google reviews; open 24/7.
Best for emergencies (open 24/7): Zoom Drain, posts 24/7 hours; ranked #2 of 435.
Most-reviewed: Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical, 10,656 Google reviews at 4.7★, the most of 435 ranked; ranked #32.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
435 Downingtown plumbers are ranked here by CR Score, from ten published factors. 201 are open 24/7, 270 open Saturdays and 233 open Sundays, based on posted hours. The median Google rating is 4.9★ across 435 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mattioni Plumbing, Heating & Cooling | 66 | 4.8★ (3,621) | Downingtown | 24/7 | Overall |
| 2 | Zoom Drain | 64 | 5.0★ (439) | West Chester, 3 mi away | 24/7 | Emergencies |
| 3 | Paramount Plumbing, Heating & Air Conditioning | 63 | 4.9★ (312) | Downingtown | 24/7 | — |
| 4 | Roto-Rooter Plumbing & Water Cleanup | 62 | 4.9★ (434) | West Chester, 6 mi away | 24/7 | — |
| 5 | Chesco Plumbing | 62 | 5.0★ (134) | Hockessin, 3 mi away | 24/7 | — |
| 6 | Benjamin Franklin Plumbing of Wilmington DE | 61 | 4.9★ (3,042) | Wilmington, 21 mi away | 24/7 | — |
| 7 | Christian Heating, Cooling, Plumbing & Electrical | 61 | 4.9★ (3,146) | West Chester, 6 mi away | 24/7 | — |
| 8 | Mattioni Plumbing, Heating & Cooling | 61 | 5.0★ (493) | Phoenixville, 13 mi away | 24/7 | — |
| 9 | Len The Plumber Heating & Air, LLC | 61 | 4.6★ (5,486) | Philadelphia, 17 mi away | 24/7 | — |
| 10 | Avanti Plumbing & Drains Inc | 61 | 4.9★ (1,377) | Pottstown, 18 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 3,621 Google reviews, listed on Google as “Plumber”.
Based in West Chester, 3 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 439 Google reviews, listed on Google as “Plumber”.
Based in Downingtown
Ranked #3 because of its Google rating and trade focus: 4.9★ from 312 Google reviews, listed on Google as “Plumber”.
Based in West Chester, 6 mi away
Ranked #4 because of its Google rating and trade focus: 4.9★ from 434 Google reviews, listed on Google as “Plumber”.
Based in Hockessin, 3 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 134 Google reviews, listed on Google as “Plumber”.
Based in Wilmington, 21 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 3,042 Google reviews, listed on Google as “Plumber”.
Based in West Chester, 6 mi away
Ranked #7 because of its Google rating and review volume: 4.9★ from 3,146 Google reviews.
Based in Phoenixville, 13 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 493 Google reviews, listed on Google as “Plumber”.
Based in Philadelphia, 17 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ from 5,486 Google reviews, listed on Google as “Plumber”.
Based in Pottstown, 18 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 1,377 Google reviews, listed on Google as “Plumber”.
Based in Chester Springs, 8 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 383 Google reviews, listed on Google as “Plumber”.
Based in Chester Springs, 8 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 172 Google reviews, listed on Google as “Plumber”.
Based in Wilmington, 9 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 129 Google reviews, listed on Google as “Plumber”.
Based in Paoli, 12 mi away
Ranked #14 because of its Google rating and trade focus: 4.9★ from 284 Google reviews, listed on Google as “Plumber”.
Based in Coatesville, 8 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 142 Google reviews, listed on Google as “Plumber”.
Based in Plymouth Meeting, 23 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 1,757 Google reviews, listed on Google as “Plumber”.
Based in Drexel Hill, 17 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 512 Google reviews, listed on Google as “Plumber”.
Based in Lansdowne, 23 mi away
Ranked #18 because of its Google rating and trade focus: 4.9★ from 1,811 Google reviews, listed on Google as “Plumber”.
Based in Norristown, 19 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 756 Google reviews, listed on Google as “Plumber”.
Based in Trooper, 17 mi away
Ranked #20 because of its Google rating and trade focus: 4.9★ from 380 Google reviews, listed on Google as “Plumber”.
Based in Norristown, 21 mi away
Ranked #21 because of its Google rating and trade focus: 4.8★ from 1,182 Google reviews, listed on Google as “Plumber”.
Based in Pottstown, 17 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 366 Google reviews, listed on Google as “Plumber”.
Based in Brookhaven, 2 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Plumber”.
Based in Wilmington, 20 mi away
Ranked #24 because of its Google rating and trade focus: 4.8★ from 871 Google reviews, listed on Google as “Plumber”.
Based in Wayne, 18 mi away
Ranked #25 because of its Google rating and trade focus: 4.9★ from 453 Google reviews, listed on Google as “Plumber”.
#1 to #25 are shown in full above. Here are #26 to #35, in CR Score order; each links to its profile. We publish the top 35 of 435 ranked plumbers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Valdel Plumbing | 59 | 4.8★ (1,002) | 21 mi |
| 32 | Horizon Services - Air Conditioning, Heating, Plumbing, & Electrical | 59 | 4.7★ (10,656) | 17 mi |
| 35 | Montco-Rooter Plumbing & Drain Cleaning | 59 | 4.6★ (1,028) | 18 mi |
National price ranges in USD, not adjusted for Downingtown. 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 |
We scored 435 Downingtown 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 Downingtown 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 |