How Long is Plumbing School?

A plumber works on a job site

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If you’re considering a hands-on, reliable, and well-paid career path, becoming a plumber might be at the top of your list. But before you enroll in one of the many plumbing schools across the country, it’s important to understand how long the training process actually takes—and what you can expect along the way. Whether you’re exploring your first career or transitioning into the trades from another industry, a trade school program can help you enter the workforce with confidence.


Most plumbing schools take 4–24 months to complete, depending on the program structure. Shorter programs tend to focus on essential skills and safety training, while longer programs include more advanced instruction, certifications, and hands-on practice.

A typical timeline looks like this:

  • Certificate programs: 4–9 months
  • Diploma programs: 9–12 months
  • Associate degree programs: 18–24 months

No matter which route you choose, a trade school program gives you foundational training needed for an entry-level role or an apprenticeship.


It’s helpful to understand how plumbing schools compare to apprenticeships, since most plumbers eventually complete both.

Plumbing Schools

  • Provide structured classroom learning
  • Teach safety standards, tools, reading blueprints, and basic repairs
  • Offer a fast, focused training environment

Apprenticeships

  • Typically last 4–5 years
  • Combine classroom instruction with paid, on-the-job training
  • Are required in most states to become a licensed plumber

A trade school can shorten the time it takes to enter an apprenticeship and may help you stand out to employers.


A strong trade school plumbing program will cover topics such as:

  • Pipe system installation and repair
  • Plumbing codes and regulations
  • Safety procedures and OSHA standards
  • Water heaters, boilers, and drainage systems
  • Soldering, brazing, and tool operation

Many plumbing schools also include real-world lab hours so you can practice the skills you’ll use on job sites.


Not all plumbing schools offer the same level of instruction, so consider these factors when making your choice:

  • Accreditation and licensing
  • Hands-on training opportunities
  • Job placement assistance
  • Instructor experience
  • Program length and schedule
  • Tuition, tools, and financial aid options

A reputable trade school will help prepare you not just for coursework, but for a long-term career in the skilled trades.


If you’re interested in a stable career with strong earning potential, plumbing may be the right fit. And once you’ve completed a trade school program or apprenticeship, NCW is here to help connect you with jobs that match your skills and goals.

Ready to take the next step? Reach out to NCW’s recruiting services today to explore open plumbing opportunities and start building your future career.