Here are some plumbing courses in Delaware that may be useful to you and your career goals.ĭelaware State Community College – Various courses including: The average hourly wage for plumbers is $38.65 which is higher than the national average rate of $19.04/hr It has recently been found that there are about 1,020 unfilled job openings for plumbers in Delaware as reported by DelawareOnline on March 2016. The Bureau of Labor Statistics, Delaware was one of the top 10 states by employment in construction industry.
