🔧 Official Rankings
10 Best Plumbers in Saint Peters, MO (September 2026)
We compared 10 plumbers serving Saint Peters and Saint Charles County, Missouri, and ranked the top providers by verified reviews, ratings, and local reputation — 17,082 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by Grasser Electric & Home Services. Updated for September 2026.
- Plumbers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 17,082
- Area codes
- 636, 314
⭐ 5.0 · 524 reviews
60 Boone Hills Dr, St Peters, MO 63376
⭐ 4.9 · 6979 reviews
4631 N St Peters Pkwy, St Peters, MO 63304
⭐ 4.9 · 725 reviews
110 W Pitman St, O'Fallon, MO 63366
⭐ 4.9 · 369 reviews
2046 Queens Brooke Blvd #240, St Peters, MO 63376
⭐ 4.9 · 365 reviews
50 Triad South Dr Ste A, St Peters, MO 63304
⭐ 4.9 · 174 reviews
4011 N St Peters Pkwy #101, St Peters, MO 63304
⭐ 4.8 · 6317 reviews
325 Mid Rivers Mall Dr, St Peters, MO 63376
⭐ 4.8 · 1318 reviews
1237 Jungermann Rd, St Peters, MO 63376
⭐ 4.8 · 171 reviews
500 Boone's Lick Rd Suite C Upper, St Charles, MO 63301
⭐ 4.8 · 140 reviews
3120 Industrial Park Pl W Dr, St Peters, MO 63376
Plumbers listed here serve Saint Peters, Saint Charles County, and nearby ZIP codes including 63376.