🔧 Official Rankings
10 Best Plumbers in Upper Saint Clair, PA (November 2026)
We compared 10 plumbers serving Upper Saint Clair and Allegheny County, Pennsylvania, and ranked the top providers by verified reviews, ratings, and local reputation — 2,734 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Patrick David Plumbing. Updated for November 2026.
- Plumbers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 2,734
- Area codes
- 412, 724
#1
⭐ 5.0 · 203 reviews
4905 Library Rd, Bethel Park, PA 15102
#2
#3
⭐ 4.9 · 1152 reviews
1035 Boyce Rd Ste 220, Pittsburgh, PA 15241
#4
⭐ 4.9 · 392 reviews
5800 Library Rd, Bethel Park, PA 15102
#5
#6
⭐ 4.9 · 105 reviews
3638 Willow Ave, Pittsburgh, PA 15234
#7
⭐ 4.8 · 344 reviews
7031 Highland Creek Dr, Bridgeville, PA 15017
#8
#9
⭐ 4.8 · 248 reviews
623 Torwood Ln, Pleasant Hills, PA 15236
#10