Cities & Towns in Union County, IL

Union County, county in Illinois, United States. As of 2020 county had an estimated population of 16,498 inhabitants. The county was created 206 years ago in 1818. Its county seat is Jonesboro.

There are 9 city/town in Union County, IL. The largest city of Union County is Mount Pleasant with a population of 4,670. Other cities include, Anna population 4,059, Jonesboro population 1,677, Cobden population 1,053, Dongola population 672

Mount Pleasant
Mount Pleasant

Mount Pleasant, Township of Illinois

Anna
Anna

Anna, City in Union County, Illinois, United States

Jonesboro
Jonesboro

Jonesboro, City in Union County, Illinois, United States

All Union County Cities (Aphebetical)

List of cities, towns, neighborhoods & other populated places in Union County.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z all
City Name Title Population
Alto Pass Human settlement in Illinois, United States of America 360
Anna City in Union County, Illinois, United States 4,059
Cobden Village in Union County, Illinois, United States 1,053
Dongola Human settlement in Illinois, United States of America 672
Jonesboro City in Union County, Illinois, United States 1,677
Mason 333
Mill Creek Human settlement in Illinois, United States of America 64
Mount Pleasant Township of Illinois 4,670
Saratoga Township in Marshall County, Illinois 255
0

County Cities on Map (9)

Illinois Counties (102)

Cook County (5,108,284) DuPage County (917,481) Lake County (693,593) Will County (688,726) Kane County (531,010) McHenry County (305,888) Winnebago County (281,295) Madison County (262,635) Saint Clair County (258,046) Champaign County (209,192) Sangamon County (193,882) Peoria County (177,652) McLean County (171,256) Rock Island County (140,907) Tazewell County (130,777) Kendall County (130,638) Kankakee County (108,594) LaSalle County (107,571) DeKalb County (104,491) Macon County (103,015) Vermilion County (74,855) Williamson County (66,415) Adams County (64,783) Jackson County (56,675) Whiteside County (54,656) Boone County (52,777) Grundy County (50,993) Coles County (50,383) Ogle County (50,306) Knox County (49,053) Henry County (48,411) Macoupin County (44,567) Stephenson County (43,831) Woodford County (38,091) Franklin County (38,060) Clinton County (37,398) Jefferson County (37,235) Marion County (37,045) Livingston County (35,414) Monroe County (34,739) Effingham County (34,065) Fulton County (33,690) Lee County (33,647) Morgan County (33,400) Bureau County (32,303) Christian County (32,075) Randolph County (31,351) McDonough County (29,295) Logan County (28,383) Montgomery County (28,045) Iroquois County (26,711) Saline County (23,182) Jersey County (21,616) Shelby County (21,299) Fayette County (21,264) Jo Daviess County (21,239) Perry County (20,664) Douglas County (19,510) Crawford County (18,512) Hancock County (17,422) Edgar County (16,858) Warren County (16,696) Union County (16,498) Piatt County (16,355) Bond County (16,262) Wayne County (16,031) Richland County (15,507) Lawrence County (15,467) De Witt County (15,368) Clark County (15,268) Pike County (15,239) Mercer County (15,225) Moultrie County (14,347) Carroll County (14,241) Washington County (13,764) Massac County (13,636) White County (13,364) Mason County (13,173) Clay County (13,079) Ford County (12,949) Greene County (12,702) Johnson County (12,358) Menard County (12,068) Cass County (11,925) Marshall County (11,309) Wabash County (11,190) Cumberland County (10,649) Jasper County (9,465) Hamilton County (8,084) Schuyler County (6,738) Brown County (6,546) Henderson County (6,535) Edwards County (6,356) Putnam County (5,716) Alexander County (5,497) Stark County (5,262) Pulaski County (5,201) Scott County (4,950) Gallatin County (4,793) Calhoun County (4,616) Pope County (4,142) Hardin County (3,808)