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Illinois Medicare plans by county — 2027

102 counties in Illinois are served by 3,919 Medicare plans from 14 carriers in 2027. 2,259 Medicare Advantage plans have a $0 premium. 2,156,214 residents are 65 or older.

CountyPlansCarriers$0 premiumAvg. starsResidents 65+Plans vs. prior year
Adams County317153.613,317−8
Alexander County368213.61,215−1
Bond County549343.83,137−7
Boone County519333.78,916−12
Brown County307153.71,029−13
Bureau County418253.77,614−5
Calhoun County519343.81,101−5
Carroll County368213.73,768−1
Cass County368213.72,307−11
Champaign County327173.728,9840
Christian County388223.76,797−7
Clark County347173.73,095−8
Clay County317163.72,727−7
Clinton County579363.86,955−8
Coles County317163.78,592−7
Cook County7713533.7827,156−13
Crawford County337173.73,659−7
Cumberland County317163.72,173−7
De Witt County368213.73,182−6
DeKalb County428263.614,020−10
Douglas County408243.73,679+2
DuPage County7113493.7161,240−13
Edgar County297153.74,080−10
Edwards County307153.71,370−9
Effingham County287143.76,501−7
Fayette County398233.64,164−6
Ford County327173.62,628−9
Franklin County287143.67,835−10
Fulton County337173.77,089−5
Gallatin County287143.61,217−10
Greene County438253.62,434−10
Grundy County498323.78,031−6
Hamilton County287143.61,816−10
Hancock County297143.74,256−7
Hardin County287143.61,076−10
Henderson County347183.71,710−7
Henry County438263.710,5910
Iroquois County408243.65,977−8
Jackson County307153.68,778−10
Jasper County317153.71,926−9
Jefferson County287143.67,298−10
Jersey County549343.84,391−8
Jo Daviess County388193.76,541−6
Johnson County348203.62,630−3
Kane County6813473.780,391−14
Kankakee County599423.719,030−17
Kendall County5210363.715,466−10
Knox County357183.710,907−8
Lake County5811393.8112,792−14
LaSalle County458273.721,669−5
Lawrence County307153.72,779−6
Lee County428253.77,227−9
Livingston County347183.67,164−12
Logan County368213.75,409−7
Macon County317153.721,412−7
Macoupin County449253.79,566−13
Madison County579353.848,934−13
Marion County287133.57,473−9
Marshall County408243.72,800−4
Mason County337173.72,939−9
Massac County328193.63,049+4
McDonough County327163.75,199−7
McHenry County5010333.751,512−23
McLean County347173.725,004−12
Menard County358203.72,513−9
Mercer County378213.73,389−2
Monroe County519293.76,913−9
Montgomery County449263.76,007−6
Morgan County358203.76,897−7
Moultrie County398233.72,739−9
Ogle County4810313.710,274−11
Peoria County357183.732,813−13
Perry County368213.64,185−6
Piatt County348203.63,529−6
Pike County327163.63,152−14
Pope County348203.61,084−4
Pulaski County328193.61,172−4
Putnam County388223.71,379−4
Randolph County257123.66,393−20
Richland County307143.73,234−12
Rock Island County438253.729,061−3
Saline County267133.64,996−7
Sangamon County408233.737,849−5
Schuyler County317153.71,744−10
Scott County388223.71,142−8
Shelby County338193.74,905−8
St. Clair County589353.844,007−10
Stark County347183.71,215−7
Stephenson County438273.710,671−8
Tazewell County357183.725,882−10
Union County388223.63,899−4
Vermilion County337173.714,698−5
Wabash County307153.72,509−6
Warren County287143.63,286−9
Washington County419243.72,948−14
Wayne County307153.73,510−10
White County307153.73,191−7
Whiteside County337183.711,967−10
Will County7313513.7102,267−14
Williamson County19783.313,136−11
Winnebago County5310343.752,518−14
Woodford County307153.77,416−14

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This page summarizes publicly available CMS data. It is not a plan finder and does not recommend plans. To compare and enroll in plans, use Medicare.gov or talk to a licensed agent. Medicare.gov plan finder.