Sadly, Suffolk County is not just Boston,
Map of Suffolk County showing (clockwise from bottom) Boston (red), Chelsea (yellow), Revere (green), and Winthrop (blue). Interior water features such as Boston Harbor are filled in by the color of the containing city.
Politically speaking, Suffolk County supports the Democratic Party overwhelmingly. No Republican presidential candidate has won there since Calvin Coolidge in 1924. In 2012 Barack Obama received 77.4% of the vote, compared to 20.8% for Mitt Romney. In the 2014 gubernatorial election, Martha Coakley carried the county by a 32.4% margin, while losing the election statewide by 48.4 to 46.5%.
The same state that infamously first legalized homosexual marriage.