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RANKING · 2020 CENSUS · 14 SHOWN OF 14

Highest uninsured rate, Massachusetts counties · 2020

Massachusetts counties ranked by the share of residents without health insurance (2020 ACS). This list covers the 14 counties in Massachusetts that qualify, ranked against each other statewide.

MassachusettsAll statesAll rankings
SAME RANKING BYCitiesStatesMetrosZIP codes
RELATEDLargest foreign-born populationMost residents with a disabilityLargest veteran populationMost uninsured peopleLargest senior populationMost unmarried people
YEAR20202024
Highest uninsured rate by state
All USAlaskaAlabamaArkansasArizonaCaliforniaColoradoFloridaGeorgiaIowaIdahoIllinoisIndianaKansasKentuckyLouisianaMassachusettsMarylandMaineMichiganMinnesotaMissouriMississippiMontanaNorth CarolinaNorth DakotaNebraskaNew HampshireNew JerseyNew MexicoNevadaNew YorkOhioOklahomaOregonPennsylvaniaSouth CarolinaSouth DakotaTennesseeTexasUtahVirginiaVermontWashingtonWisconsinWest VirginiaWyoming
RANKPLACESTATEPOPUNINSUREDVS –
01Nantucket County, MAMA14,7585.9%–
02Dukes County, MAMA21,2195.6%–
03Suffolk County, MAMA791,8913.8%–
04Barnstable County, MAMA233,5393.1%–
05Essex County, MAMA826,6533.0%–
06Hampden County, MAMA464,3383.0%–
07Bristol County, MAMA593,6402.9%–
08Berkshire County, MAMA128,2242.6%–
09Middlesex County, MAMA1,669,9792.6%–
10Franklin County, MAMA70,6982.4%–
11Hampshire County, MAMA164,0652.4%–
12Plymouth County, MAMA546,8292.4%–
13Worcester County, MAMA888,5022.3%–
14Norfolk County, MAMA739,7491.8%–
SHOWING 1–14 OF 14
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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS