Becoming a plumber typically starts with a structured apprenticeship, combining hands-on experience with classroom learning, allowing individuals to earn while they learn. Apprenticeships in Cambridge, NH, last about four to five years, requiring many hours of training under licensed professionals. According to the U.S. Bureau of Labor Statistics, there are approximately 564,001 plumbers nationwide, with a median annual wage of $61,550, equivalent to $1,183 per week. Trade schools, unions, and platforms like Gild help aspiring plumbers find apprenticeship opportunities, leading to a career with strong earning potential—often exceeding $108,000 annually for experienced professionals.