In 2018, Governor Charlie Baker and the Republican Party earned 1,781,341 votes across the Commonwealth, sweeping to victory.

Just four years later, Republican Geoff Diehl managed to get less than half of those votes – 859,343 – on his way to a lopsided defeat by Governor Maura Healey.

The biggest turnaround from 2018 to 2022 was, not surprisingly, in Baker’s hometown of Swampscott, where Jay Gonzalez got 22.2% of the vote against Baker but Maura Healey received 70.6% of the vote against Diehl.

We are going to dig into these and other statewide election results data more deeply over the next few months, but here’s a quick sampling of some of the places Democrats made the biggest gains in 2022: