76 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Marion: Schaal Plumbing, Heating and Cooling, CR Score 89/100; 4.9★ from 1,640 Google reviews; open 24/7.
Best for emergencies (open 24/7): Master Plumbing, Heating & Cooling, posts 24/7 hours; ranked #2 of 76.
Most-reviewed: Colony Plumbing, Heating & Air Conditioning, 2,711 Google reviews at 4.9★, the most of 76 ranked; ranked #19.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
76 Marion plumbers are ranked here by CR Score, from 8 published factors. 14 are open 24/7, 28 open Saturdays and 19 open Sundays, based on posted hours. The median Google rating is 4.7★ across 76 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Schaal Plumbing, Heating and Cooling | 89 | 4.9★ (1,640) | Cedar Rapids, 9 mi away | 24/7 | Overall |
| 2 | Master Plumbing, Heating & Cooling | 88 | 4.7★ (1,084) | Cedar Rapids, 3 mi away | 24/7 | Emergencies |
| 3 | Above All Plumbing Service | 88 | 4.9★ (76) | Cedar Rapids, 2 mi away | 24/7 | — |
| 4 | Benjamin Franklin Plumbing of Eastern Iowa | 87 | 4.7★ (1,766) | Cedar Rapids, 9 mi away | 24/7 | — |
| 5 | Hanna Plumbing & Heating, Inc. | 86 | 4.2★ (83) | Marion | 24/7 | — |
| 6 | Roto-Rooter | 86 | 4.4★ (189) | Cedar Rapids, 4 mi away | 24/7 | — |
| 7 | Clog Busters Drain Cleaning & Repair | 85 | 4.9★ (223) | North Liberty, 20 mi away | 24/7 | — |
| 8 | All county sewer & drainage | 85 | 5.0★ (9) | Belton, 4 mi away | 24/7 | — |
| 9 | Fosters Kraus Plumbing, Heating and Air | 85 | 4.5★ (180) | Marion | 24/7 | — |
| 10 | All American Drain Cleaning & Camera Inspection LLC | 82 | 5.0★ (29) | Cedar Rapids, 18 mi away | 24/7 | — |
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and availability: 4.9★ from 1,640 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 3 mi away
Ranked #2 because of its Google rating and availability: 4.7★ from 1,084 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 2 mi away
Ranked #3 because of its Google rating and availability: 4.9★ from 76 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 9 mi away
Ranked #4 because of its Google rating and availability: 4.7★ from 1,766 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Marion
Ranked #5 because of its Google rating and availability: 4.2★ from 83 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 4 mi away
Ranked #6 because of its Google rating and availability: 4.4★ from 189 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in North Liberty, 20 mi away
Ranked #7 because of its Google rating and availability: 4.9★ from 223 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Belton, 4 mi away
Ranked #8 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Marion
Ranked #9 because of its Google rating and availability: 4.5★ from 180 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 18 mi away
Ranked #10 because of its Google rating and availability: 5.0★ from 29 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 5 mi away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 47 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 11 mi away
Ranked #12 because of its Google rating and availability: 4.9★ from 169 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Dixon, 11 mi away
Ranked #13 because of its Google rating and availability: 4.7★ from 13 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Asbury, 13 mi away
Ranked #14 because of its Google rating and availability: 5.0★ from 6 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 4 mi away
Ranked #15 because of its Google rating and review volume: 4.7★ from 883 Google reviews, 883 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 3 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 13 mi away
Ranked #17 because of its Google rating and trade focus: 4.8★ from 34 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 7 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Cedar Rapids, 7 mi away
Ranked #19 because of its Google rating and review volume: 4.9★ from 2,711 Google reviews, the most Google reviews on this list (2,711).
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 22 mi away
Ranked #20 because of its Google rating and availability: 5.0★ from 20 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in North Liberty, 21 mi away
Ranked #21 because of its Google rating and trade focus: 4.9★ from 35 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Cedar Rapids, 9 mi away
Ranked #22 because of its Google rating and trade focus: 4.8★ from 459 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Marion
Ranked #23 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
Based in Cedar Rapids, 4 mi away
Ranked #24 because of its Google rating and trade focus: 4.7★ from 98 Google reviews, listed on Google as “Plumber”.
Based on 6 of 8 factors; credentials and recency not yet collected.
Based in Cedar Rapids, 7 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Plumber”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
#1 to #25 are shown in full above. Here are #29 to #47, in CR Score order; each links to its profile. We publish the top 47 of 76 ranked plumbers here; the rest are on their profiles.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 29 | Plumbers & Pipefitters Training | 76 | 5.0★ (7) | 8 mi |
| 38 | Benjamin Franklin | 74 | 2.3★ (6) | 5 mi |
| 43 | Dan's Plumbing Inc | 73 | 4.7★ (12) | 19 mi |
| 46 | Hinz Plumbing | 73 | 4.6★ (7) | 18 mi |
| 47 | Butler's Quality Plumbing Inc | 73 | 5.0★ (6) | 19 mi |
National price ranges in USD, not adjusted for Marion. 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 Iowa, Iowa Plumbing and Mechanical Systems Board (Department of Inspections, Appeals and Licensing) 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 76 Marion plumbers on 8 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. Unknown factors are left out of the score, 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 Marion data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |