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By CR Score, the highest-ranked plumber in Rochester, MN is Paul Bunyan Plumbing & Drains with a CR Score of 94/100. It has 4.9★ from 1,144 Google reviews. It is open 24/7. Rochester Drain Rite (#2) and Tonna Mechanical: Heating, A/C, Water Treatment, Plumbing & Duct Cleaning (#3) follow. We ranked 46 plumbers on 8 factors, last updated October 22, 2026.
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ContractorsRanked ranks 46 plumbers serving Rochester, MN. 35 of them are based in Rochester; the rest serve it from nearby towns. Another 16 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
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16 ranked plumbers in Rochester post 24/7 hours. The highest-ranked are Paul Bunyan Plumbing & Drains (#1), Rochester Drain Rite (#2) and Tonna Mechanical: Heating, A/C, Water Treatment, Plumbing & Duct Cleaning (#3). Haley Comfort - Heating, Air Conditioning & Fireplaces - 24/7 Service (#14) also lists emergency service. Hours come from each business's Google listing as of October 2026, so call to confirm.
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18 of 46 ranked plumbers post Saturday hours and 17 post Sunday hours. The highest-ranked open Saturdays are Paul Bunyan Plumbing & Drains (#1), Rochester Drain Rite (#2) and Tonna Mechanical: Heating, A/C, Water Treatment, Plumbing & Duct Cleaning (#3). Posted hours are office hours; crews may book weekend jobs separately.
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In Minnesota, Minnesota Department of Labor and Industry handles licensing and covers Plumbing contractor bond and plumber licenses.
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Water heater replacement typically costs $882 to $1,826, with $1,348 typical (Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Rochester. Prices were last checked October 2026. Get at least two written quotes before you hire.
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The median Google rating among 46 rated plumbers in Rochester is 4.8★, with a median of 19 reviews. K & S Heating, Air Conditioning, Plumbing & Electrical has the most, 4,071 reviews, and ranks #5. We adjust ratings for review count, so a few five-star reviews cannot top the list.
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Each plumber gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.