Becoming a plumber in Philadelphia, DE, typically begins with an apprenticeship, combining hands-on experience with classroom learning, allowing individuals to earn while they learn. Apprenticeships last about four to five years, requiring many hours of training under licensed professionals. The U.S. Bureau of Labor Statistics reports 635,000 plumbers nationwide, with a median annual wage of $61,550, equivalent to $1,183 per week. In Philadelphia, DE, apprentices earn an average of $1,183 per week, with an annual overtime average of $4,800. Trade schools, unions, and platforms like Gild help aspiring plumbers find apprenticeship opportunities, leading to a career with strong earning potential—often exceeding $80,000 annually for experienced professionals.