Researched by Directory Ventures Editorial Team · Last updated April 22, 2026
Compare 19 top-rated plumbers professionals in Denver. Read real reviews, check credentials, and get free quotes.
Looking for top-rated plumbers in Denver, CO? Our directory features 19 plumbers professionals serving the Denver metro area,with an average rating of 4.8 stars from 67,439 Google reviews.
Confirm the plumber holds a current state license (master or journeyman depending on the job) and carries active liability insurance — request a current certificate before work starts. Compare at least two or three Google-rated plumbers in your city before calling, and ask for a written estimate before any work begins.
A diagnostic visit or service call runs $75–$150. Drain clearing costs $100–$350; toilet replacement $250–$550 installed; water heater replacement $900–$1,800 (tank) or $1,500–$3,500 (tankless). Sewer camera inspection is $150–$400.
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Listed businesses are shown on merit — no pay-to-rank. Contact any plumbers professional directly.
*Estimates based on Denver area averages. Get a personalized quote above.
Simple repairs (leaky faucet, running toilet) take 1–2 hours. Water heater replacement is a half-day job. Sewer line repair or full repiping can take 1–5 days depending on scope.
Ask for their license number and tier (master vs. journeyman), proof of general liability insurance, whether they pull permits for the job, and what their hourly rate is versus a flat project price. Get everything in writing before they start.
Listings are sourced from Google Business Profiles and ordered by real Google ratings and review volume. We display each plumber's star rating and total review count so you can make an informed comparison. Independently confirm licensing with your state board before hiring.
Contact the plumber in writing and request they return to address the issue. If work was licensed, you can file a complaint with your state plumbing licensing board. For billing disputes, dispute the charge with your credit card company and document everything with photos and written records.
Looking for plumbers providers outside Denver? Browse top-rated pros in these CO cities.