Suffolk County is located in the state of Massachusetts and has a population of 642,110. There are about 21 cities within the region of Suffolk County. The most popular cities in Suffolk County include Boston, Revere, and Chelsea. Suffolk County is relatively unsafe, depending on the town, which has a personal crime risk (for violent and non-violent crimes) of 22.1%, which is higher than the state average of 7.4%. The majority of the residents of Suffolk County have white-collar jobs. The unemployment rate is about 4.00%, which is higher than the state average of 3.20%. As for the cost of living, Suffolk County residents typically have a household income of $46,471 and spend $56,820 annually.