Louisville · Hiring guide
Plumbers in Louisville: a hiring guide
Updated
Four checks before you hire
- Confirm the license. Look the business up with the state licensing board and match the name and number to the quote.
- Read recent reviews. A high rating means more when it rests on many reviews from the last year.
- Get at least three written quotes. Compare what each includes, not only the total.
- Ask about warranty and permits. Find out who pulls the permit and what the warranty covers, in writing.
2027 winners in Louisville
Three equal winners, shown in random order.
Louisville at a glance
- 2,442People per square mileCalculated from U.S. Census Bureau 2025 estimates and Gazetteer land area · 2025
- 262.8 sq miLand areaU.S. Census Bureau, 2025 Gazetteer files · 2025
- 641,962Louisville residentsU.S. Census Bureau, Vintage 2025 population estimates (sub-est2025) · July 1, 2025
- +1.6%Population change since 2020U.S. Census Bureau, Vintage 2025 population estimates (sub-est2025) · 2020–2025
Questions about hiring in Louisville
How were the 2027 award winners for plumbers in Louisville chosen?
Each year three businesses per service and city win an equal award, chosen on rating, review history, years in business and record checks. The three are shown in random order: none is ranked above the others. We compared 14 plumbers for Louisville.
Which of these plumbers in Louisville has the best reviews?
ASI Plumbing has a 4.9 rating from 1176 public reviews, the highest on this page.
Which of these plumbers has the most reviews?
Dauenhauer Plumbing Heating Air & Electric, with 2831 public reviews. A long review history shows how a business handles many jobs.
Are these plumbers licensed?
3 of the 3 businesses here had their state license checked against public records. Each profile shows the source and the date of the check.
How many quotes should I get for plumbers in Louisville?
Get at least three. Use the quote form on this page: only the businesses you tick receive your request.