Massachusetts Counties Map

Massachusetts (MA) on the US Map

The State of Massachusetts highlighted on the US map.
Massachusetts highlighted on the US map.

Map of Massachusetts Counties

Below is a map of the 14 counties of Massachusetts (you can click on the map to enlarge it and to see the major city in each state).

Colorful Massachusetts counties map showing counties, main cities, and neighboring states.
Massachusetts Counties Map with cities.

Interactive Map of Massachusetts Counties

Click on any of the counties on the map to see the county’s population, economic data, time zone, and zip code (the data will appear below the map). Data is sourced from the US Census 2021.

List of the Counties of Massachusetts:

CountyPopulationPer sq. kmLargest City
Barnstable County227,942223.25Barnstable
Berkshire County129,08953.77Pittsfield
Bristol County576,070402.13New Bedford
Dukes County20,27775.86Oak Bluffs
Essex County804,598630.75Lynn
Franklin County71,08539.25Montague
Hampden County466,265291.77Springfield
Hampshire County161,810118.5Northampton
Middlesex County1,623,411766.39Cambridge
Nantucket County13,795115.31Nantucket
Norfolk County720,403702.21Quincy
Plymouth County527,602309.35Brockton
Suffolk County792,6475253.65Boston
Worcester County856,858219Worcester