🔧 Official Rankings
10 Best Plumbers in Cupertino, CA (September 2026)
We compared 10 plumbers serving Cupertino and Santa Clara County, California, and ranked the top providers by verified reviews, ratings, and local reputation — 6,542 customer reviews in all.
The 10 listed below hold an average rating of 4.9 out of 5, led by JetPipe Plumbing. Updated for September 2026.
- Plumbers ranked
- 10
- Average rating
- 4.9★
- Reviews analyzed
- 6,542
- Area codes
- 408, 650
JetPipe Plumbing
⭐ 5.0 · 199 reviews
830 Stewart Dr Ste 207, Sunnyvale, CA 94085
MTZ Plumbing inc
⭐ 5.0 · 165 reviews
480 E McKinley Ave, Sunnyvale, CA 94086
United HVAC, Plumbing & Electrical
⭐ 5.0 · 134 reviews
1159 Sonora Ct, Sunnyvale, CA 94086
EJ Plumbing & Water Heaters
⭐ 4.9 · 3830 reviews
1170 Martin Ave, Santa Clara, CA 95050
United HVAC, Plumbing & Electrical
⭐ 4.9 · 918 reviews
10531 Pineville Ave, Cupertino, CA 95014
Superior Plumbing
⭐ 4.9 · 455 reviews
6132 Bollinger Rd, San Jose, CA 95129
Knockout Plumbing & Repipe Inc.
⭐ 4.9 · 372 reviews
191 Dillon Ave, Campbell, CA 95008
Plumbers listed here serve Cupertino, Santa Clara County, and nearby ZIP codes including 95014, 95015.