The Massachusetts unemployment dropped to 4.4 percent in March, down from 4.5 percent in February, according to the Executive Office of Labor and Workforce Development.

According to the state, there are 155,800 unemployed residents in Massachusetts, out of a labor force of nearly 3.6 million Massachusetts residents.

The state added 6,900 jobs last month, with the largest gains occurring in the construction industry, according to preliminary job estimates from the Bureau of Labor Statistics.

Nationally the unemployment rate is 5 percent.