Senate and House districts were drawn based on the 2010 Census.

In the 2018 elections, the Democratic Party increased its majorities in both chambers, flipping two seats from the Republicans in the House and one in the Senate.

[2] Although Republican Governor Charlie Baker easily won re-election to a second term, the Democrats maintained veto-proof supermajorities in the legislature.

[3] The session was notable for the wide range of flash-point issues discussed; among these were climate change, police reform, the state's response to the COVID-19 pandemic, healthcare reform, and education funding.

[5] Notable bills include a proposal for a commission focused on "state agency automated decision-making, artificial intelligence, transparency, fairness, and individual rights.