🏠 Official Rankings
10 Best Roofers in Gaithersburg, MD (September 2026)
We compared 10 roofers serving Gaithersburg and Montgomery County, Maryland, and ranked the top providers by verified reviews, ratings, and local reputation — 2,279 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Keystone Building and Restoration, LLC. Updated for September 2026.
- Roofers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 2,279
- Area codes
- 301, 240
⭐ 5.0 · 281 reviews
9 N Summit Ave Ste 200, Gaithersburg, MD 20877
⭐ 5.0 · 214 reviews
615 S Frederick Ave Ste 301, Gaithersburg, MD 20877
⭐ 5.0 · 172 reviews
15867 Crabbs Branch Way Ste a, Derwood, MD 20855
⭐ 5.0 · 160 reviews
7916 Plum Creek Dr, Gaithersburg, MD 20879
⭐ 5.0 · 103 reviews
8401 Helgerman Ct, Gaithersburg, MD 20877
⭐ 4.9 · 272 reviews
9841 Washingtonian Blvd #200, Gaithersburg, MD 20878
⭐ 5.0 · 44 reviews
604 S Frederick Ave Ste 211, Gaithersburg, MD 20877
⭐ 4.8 · 478 reviews
7851 Beechcraft Ave Ste A, Gaithersburg, MD 20879
⭐ 4.8 · 412 reviews
7404 Lindbergh Dr Ste g, Gaithersburg, MD 20879
Roofers listed here serve Gaithersburg, Montgomery County, and nearby ZIP codes including 20877, 20878, 20879, 20882, 20883, 20884, 20885, 20898, 20899.