Political party strength in Massachusetts
The following table indicates the party of elected officials in Massachusetts: Governor Lieutenant Governor Secretary of the Commonwealth Attorney General Treasurer and Receiver-General Auditor The table also indicates the historical party composition in the: Massachusetts Senate Massachusetts House of Representatives State delegation to the United States Senate State delegation to the United States House of Representatives For years in which a United States presidential election was held, the table indicates which party's nominees received the state's electoral votes, and whether they Y won the election or N lost the election. Each time an official is elected or re-elected, a new box for that official is included to indicate their repeated political party strength.
Source: Wikipedia — Political party strength in Massachusetts (CC BY-SA 4.0)