Massachusetts county-to-county migration

14 Massachusetts counties. Top 10 origin and destination counties for each. Census ACS 2020 5-yr migration flows.

Frozen vintage. The Census Bureau has not released a newer county-to-county migration flows file. The 2020 5-yr vintage (covering 2016-2020) is the latest available as of build date.

Counties (by population)

Middlesex County pop. 1,622,896
Worcester County pop. 861,664
Essex County pop. 807,258
Suffolk County pop. 782,172
Norfolk County pop. 724,540
Bristol County pop. 578,436
Plymouth County pop. 531,889
Hampden County pop. 462,853
Barnstable County pop. 230,073
Hampshire County pop. 156,595
Berkshire County pop. 128,047
Franklin County pop. 70,922
Dukes County pop. 20,751
Nantucket County pop. 14,299

Source: U.S. Census Bureau, ACS County-to-County Migration Flows, 2020 5-yr (covering 2016-2020).