🔧 Official Rankings
10 Best Plumbers in Columbia, MD (August 2026)
We compared 10 plumbers serving Columbia and Howard County, Maryland, and ranked the top providers by verified reviews, ratings, and local reputation — 5,455 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Beltway Air Conditioning, Heating & Plumbing. Updated for August 2026.
- Plumbers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 5,455
- Area codes
- 410, 443, 301
Beltway Air Conditioning, Heating & Plumbing
⭐ 5.0 · 157 reviews
5550 Sterrett Pl Ste 202, Columbia, MD 21044
Benjamin Franklin Plumbing of Columbia
⭐ 4.9 · 267 reviews
8479 Tamar Dr Suite 634, Columbia, MD 21045
Roto-Rooter Plumbing & Water Cleanup
⭐ 4.8 · 1283 reviews
6500 Kane Way Ste B, Elkridge, MD 21075
Roto-Rooter Plumbing & Water Cleanup
⭐ 4.8 · 985 reviews
3545 Ellicott Mills Dr Ste 102, Ellicott City, MD 21043
Catons Plumbing, Drains & Water Cleanup
⭐ 4.8 · 590 reviews
3696 Park Ave #204, Ellicott City, MD 21043
Catons Plumbing, Drains & Water Cleanup
⭐ 4.7 · 1744 reviews
801 Geipe Rd, Catonsville, MD 21228
Ehrhardt Brothers Quality Plumbing, Inc.
⭐ 4.7 · 146 reviews
5552 Cedar Ln, Columbia, MD 21044
Plumbers listed here serve Columbia, Howard County, and nearby ZIP codes including 21044, 21045, 21046.