🔧 Official Rankings
10 Best Plumbers in Clarksburg, MD (September 2026)
We compared 10 plumbers serving Clarksburg and Montgomery County, Maryland, and ranked the top providers by verified reviews, ratings, and local reputation — 1,405 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Catons Plumbing, Drains & Water Cleanup. Updated for September 2026.
- Plumbers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 1,405
- Area codes
- 301, 240
#1
⭐ 5.0 · 148 reviews
13238 Executive Park Terrace Ste 1, Germantown, MD 20874
#2
⭐ 5.0 · 131 reviews
13505 Deerwater Dr, Germantown, MD 20874
#3
#4
#5
#6
⭐ 4.8 · 193 reviews
9815 Watkins Rd, Gaithersburg, MD 20882
#7
#8
#9
#10
Plumbers listed here serve Clarksburg, Montgomery County, and nearby ZIP codes including 20871.