plumber · San Diego, CA

Core Plumbing

4.8 from 1,418 Google reviews#27 of 60 plumbers near San Diego Last updated Sep 25, 2026

76SCORE

At a glance

Trades: Plumbing
Address: 7292 Opportunity Rd b, San Diego, CA 92111

How the 76 score breaks down

Rating quality36.0 / 45

Review volume22.7 / 25

Review recency15.0 / 15

Years in business2.5 / 10

Verified license0.0 / 5

Scores are calculated the same way for every company. See the method.

What customers say

5★

1,290

4★

3★

2★

1★

Front start to finish this was an exceptional job completed by Core Plumbing. They removed and replaced a whole house water filter, and identified other issues in our water system that needed adjustments. Easy to work with and very professional. Good pricing as well.
Google review, Sep 24, 2026

Everything went well and their time estimate on how long the job would take was spot on
Google review, Sep 24, 2026

Good job for both Mike. They removed Old water filtration system, and replaced with a brand new model. They serviced tankless water heaters and replaced the faulty water pressure regulator.
Google review, Sep 18, 2026

Rating distribution and reviews from the company's public Google listing.

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See the full San Diego ranking