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By CR Score, the highest-ranked plumber in Hagerstown, MD is Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical with a CR Score of 92/100. It has 4.8★ from 4,764 Google reviews. It is open 24/7. PlumbingWurx LLC - Hagerstown Plumbing Services (#2) and Bob Jones Plumbing & Heating Inc (#3) follow. We ranked 101 plumbers on 8 factors, last updated October 22, 2026.
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ContractorsRanked ranks 101 plumbers serving Hagerstown, MD. 7 of them are based in Hagerstown; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
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33 ranked plumbers in Hagerstown post 24/7 hours. The highest-ranked are Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical (#1), PlumbingWurx LLC - Hagerstown Plumbing Services (#2) and Bob Jones Plumbing & Heating Inc (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
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49 of 101 ranked plumbers post Saturday hours and 36 post Sunday hours. The highest-ranked open Saturdays are Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical (#1), PlumbingWurx LLC - Hagerstown Plumbing Services (#2) and Bob Jones Plumbing & Heating Inc (#3). Posted hours are office hours; crews may book weekend jobs separately.
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In Maryland, Maryland State Board of Plumbing handles licensing and covers Plumbing work: water supply, drain, waste and vent piping and fixtures.
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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 Hagerstown. Prices were last checked October 2026. Get at least two written quotes before you hire.
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The median Google rating among 101 rated plumbers in Hagerstown is 4.8★, with a median of 23 reviews. Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical has the most, 4,764 reviews, and ranks #1. 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.