Illinois statistical areas

{{Short description|none}}

The U.S. {{nobreak|State of Illinois}} currently has 47 statistical areas that have been delineated by the Office of Management and Budget (OMB). On July 21, 2023, the OMB delineated 14 combined statistical areas, 12 metropolitan statistical areas, and 21 micropolitan statistical areas in Illinois.{{cite web |subject=Revised Delineations of Metropolitan Statistical Areas, Micropolitan Statistical Areas, and Combined Statistical Areas, and Guidance on Uses of the Delineations of These Areas |date=July 21, 2023 |title=0MB BULLETIN NO. 23-01 |url=https://bidenwhitehouse.archives.gov/wp-content/uploads/2023/07/OMB-Bulletin-23-01.pdf |access-date=October 23, 2023 |publisher=Office of Management and Budget}} As of 2023, the largest of these is the Chicago-Naperville, IL-IN-WI CSA, comprising the area around Illinois' largest city, Chicago.

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{{US state statistical areas boilerplate}}

Table

class=wikitable

|+The 47 United States statistical areas and 102 counties of the State of Illinois{{efn|reference=An out-of-state area and its population are displayed in green. An area that extends into more than one state is displayed in purple. A purple population number over a black population number show the total population versus the in-state population. The state's abbreviation is also shown next to the in-state total.}}

Combined statistical area

!2023 population (est.){{cite web |date=March 2023 |title=County Population Totals and Components of Change: 2020-2023 |url=https://www2.census.gov/programs-surveys/popest/tables/2020-2023/counties/totals/co-est2023-pop.xlsx |accessdate=May 21, 2024 |publisher=United States Census Bureau, Population Division}}

!Core-based statistical area

!2023 population (est.)

!County

!2023 population (est.)

!Metropolitan division

!2023 population (est.)

rowspan=19|Chicago-Naperville, IL-IN-WI CSA

|rowspan=19 align=right|9,794,558
8,791,936 ({{Abbr|IL|Illinois}})

|rowspan=13|Chicago-Naperville-Elgin, IL-IN MSA

|rowspan=13 align=right|9,262,825
8,539,397 (IL)

|Cook County, Illinois

|align=right|5,087,072

|rowspan="5"|Chicago-Naperville-Schaumburg, IL MD

|rowspan="5" align=right|7,075,391

DuPage County, Illinois

|align=right|921,213

Will County, Illinois

|align=right|700,728

McHenry County, Illinois

|align=right|312,800

Grundy County, Illinois

|align=right|53,578

Kane County, Illinois

|align=right|514,982

|rowspan="3"|Elgin, IL MD

|rowspan="3" align=right|755,246

Kendall County, Illinois

|align=right|139,976

DeKalb County, Illinois

|align=right|100,288

Lake County, Indiana

|align=right|500,598

|rowspan="4"|Lake County-Porter County-Jasper County, IN MD

|rowspan="4" align=right|723,428

Porter County, Indiana

|align=right|175,335

Jasper County, Indiana

|align=right|33,535

Newton County, Indiana

|align=right|13,960

Lake County, Illinois

|align=right|708,760

|rowspan="1"|Lake County, IL MD

|rowspan="1" align=right|708,760

rowspan=1|Kenosha, WI MSA

|rowspan=1 align=right|167,488

|Kenosha County, Wisconsin

|align=right|167,488

|rowspan=121 colspan=2 align=center bgcolor=#EEEEEE|none

rowspan=3|Ottawa, IL μSA

|rowspan=3 align=right|146,599

|LaSalle County, Illinois

|align=right|108,309

Bureau County, Illinois

|align=right|32,729

Putnam County, Illinois

|align=right|5,561

rowspan=1|Michigan City-La Porte, IN MSA

|rowspan=1 align=right|111,706

|LaPorte County, Indiana

|align=right|111,706

rowspan=1|Kankakee-Bradley, IL MSA

|rowspan=1 align=right|105,940

|Kankakee County, Illinois

|align=right|105,940

rowspan=17|St. Louis-St. Charles-Farmington, MO-IL CSA

|rowspan=17 align=right|2,900,730{{efn|name=Sullivan|Per the most recent OMB bulletin, the portion of Sullivan, Missouri within Crawford County, Missouri is included in St. Louis' statistical areas. Population data for this portion of Sullivan is not readily available and is not included in this table.}}
708,061 (IL)

|rowspan=15|St. Louis, MO-IL MSA

|rowspan=15 align=right|2,796,999
671,388 (IL)

|St. Louis County, Missouri

|align=right|987,059

St. Charles County, Missouri

|align=right|416,659

City of St. Louis, Missouri

|align=right|281,754

Madison County, Illinois

|align=right|262,752

St. Clair County, Illinois

|align=right|251,018

Jefferson County, Missouri

|align=right|231,230

Franklin County, Missouri

|align=right|106,404

Lincoln County, Missouri

|align=right|64,699

Macoupin County, Illinois

|align=right|44,018

Warren County, Missouri

|align=right|37,806

Clinton County, Illinois

|align=right|36,785

Monroe County, Illinois

|align=right|34,957

Jersey County, Illinois

|align=right|21,091

Bond County, Illinois

|align=right|16,450

Calhoun County, Illinois

|align=right|4,317

rowspan=1|Farmington, MO μSA

|rowspan=1 align=right|67,058

|Saint Francois County, Missouri

|align=right|67,058

rowspan=1|Centralia, IL μSA

|rowspan=1 align=right|36,673

|Marion County, Illinois

|align=right|36,673

rowspan=4|Rockford-Freeport-Rochelle, IL CSA

|rowspan=4 align=right|428,494

|rowspan=2|Rockford, IL MSA

|rowspan=2 align=right|334,124

|Winnebago County, Illinois

|align=right|280,922

Boone County, Illinois

|align=right|53,202

rowspan=1|Rochelle, IL μSA

|rowspan=1 align=right|51,265

|Ogle County, Illinois

|align=right|51,265

rowspan=1|Freeport, IL μSA

|rowspan=1 align=right|43,105

|Stephenson County, Illinois

|align=right|43,105

rowspan=6|Peoria-Canton, IL CSA

|rowspan=6 align=right|394,781

|rowspan=5|Peoria, IL MSA

|rowspan=5 align=right|362,240

|Peoria County, Illinois

|align=right|177,513

Tazewell County, Illinois

|align=right|129,541

Woodford County, Illinois

|align=right|38,285

Marshall County, Illinois

|align=right|11,683

Stark County, Illinois

|align=right|5,218

rowspan=1|Canton, IL μSA

|rowspan=1 align=right|32,541

|Fulton County, Illinois

|align=right|32,541

rowspan=4|Champaign-Urbana-Danville, IL CSA

|rowspan=4 align=right|307,260

|rowspan=3|Champaign-Urbana, IL MSA

|rowspan=3 align=right|235,608

|Champaign County, Illinois

|align=right|205,644

Piatt County, Illinois

|align=right|16,714

Ford County, Illinois

|align=right|13,250

rowspan=1|Danville, IL μSA

|rowspan=1 align=right|71,652

|Vermilion County, Illinois

|align=right|71,652

rowspan=6|Springfield-Jacksonville-Lincoln, IL CSA

|rowspan=6 align=right|303,113

|rowspan=2|Springfield, IL MSA

|rowspan=2 align=right|205,445

|Sangamon County, Illinois

|align=right|193,491

Menard County, Illinois

|align=right|11,954

rowspan=2|Jacksonville, IL μSA

|rowspan=2 align=right|36,850

|Morgan County, Illinois

|align=right|32,140

Scott County, Illinois

|align=right|4,710

rowspan=1|Taylorville, IL μSA

|rowspan=1 align=right|33,228

|Christian County, Illinois

|align=right|33,228

rowspan=1|Lincoln, IL μSA

|rowspan=1 align=right|27,590

|Logan County, Illinois

|align=right|27,590

rowspan=2|Bloomington-Pontiac, IL CSA

|rowspan=2 align=right|205,761

|rowspan=1|Bloomington, IL MSA

|rowspan=1 align=right|170,441

|McLean County, Illinois

|align=right|170,441

rowspan=1|Pontiac, IL μSA

|rowspan=1 align=right|35,320

|Livingston County, Illinois

|align=right|35,320

rowspan=6|Davenport-Moline, IA-IL CSA

|rowspan=6 align=right|467,817
205,171 (IL)

|rowspan=4|Davenport-Moline-Rock Island, IA-IL MSA

|rowspan=4 align=right|379,441
205,171 (IL)

|Scott County, Iowa

|align=right|174,270

Rock Island County, Illinois

|align=right|141,236

Henry County, Illinois

|align=right|48,448

Mercer County, Illinois

|align=right|15,487

rowspan=1|Clinton, IA μSA

|rowspan=1 align=right|46,158

|Clinton County, Iowa

|align=right|46,158

rowspan=1|Muscatine, IA μSA

|rowspan=1 align=right|42,218

|Muscatine County, Iowa

|align=right|42,218

rowspan=2|Carbondale-Marion-Herrin, IL CSA

|rowspan=2 align=right|118,847

|Marion-Herrin, IL μSA

|align=right|66,706

|Williamson County, Illinois

|align=right|66,706

Carbondale, IL μSA

|align=right|52,141

|Jackson County, Illinois

|align=right|52,141

rowspan=1 colspan=2 align=center bgcolor=#EEEEEE|none

|rowspan=1|Decatur, IL MSA

|rowspan=1 align=right|100,591

|Macon County, Illinois

|align=right|100,591

rowspan=2|Dixon-Sterling, IL CSA

|rowspan=2 align=right|88,152

|rowspan=1|Sterling, IL μSA

|rowspan=1 align=right|54,498

|Whiteside County, Illinois

|align=right|54,498

rowspan=1|Dixon, IL μSA

|rowspan=1 align=right|33,654

|Lee County, Illinois

|align=right|33,654

rowspan=4|Quincy-Hannibal, IL-MO CSA

|rowspan=4 align=right|113,084
64,441 (IL)

|rowspan=2|Quincy, IL-MO μSA

|rowspan=2 align=right|74,259
64,441 (IL)

|Adams County, Illinois

|align=right|64,441

Lewis County, Missouri

|align=right|9,818

rowspan=2|Hannibal, MO μSA

|rowspan=2 align=right|38,825

|Marion County, Missouri

|align=right|28,336

Ralls County, Missouri

|align=right|10,489

rowspan=6 colspan=2 align=center bgcolor=#EEEEEE|none

|rowspan=1|Galesburg, IL μSA

|rowspan=1 align=right|48,411

|Knox County, Illinois

|align=right|48,411

rowspan=1|Charleston–Mattoon, IL μSA

|rowspan=1 align=right|46,060

|Coles County, Illinois

|align=right|46,060

rowspan=2|Effingham, IL μSA

|rowspan=2 align=right|44,592

|Effingham County, Illinois

|align=right|34,331

Cumberland County, Illinois

|align=right|10,261

rowspan=1|Mount Vernon, IL μSA

|rowspan=1 align=right|36,320

|Jefferson County, Illinois

|align=right|36,320

rowspan=1|Macomb, IL μSA

|rowspan=1 align=right|26,839

|McDonough County, Illinois

|align=right|26,839

rowspan=6|Paducah-Mayfield, KY-IL CSA

|rowspan=6 align=right|138,728
13,661 (IL)

|rowspan=5|Paducah, KY-IL MSA

|rowspan=5 align=right|102,267
13,661 (IL)

|McCracken County, Kentucky

|align=right|67,428

Massac County, Illinois

|align=right|13,661

Livingston County, Kentucky

|align=right|8,892

Ballard County, Kentucky

|align=right|7,582

Carlisle County, Kentucky

|align=right|4,704

rowspan=1|Mayfield, KY μSA

|rowspan=1 align=right|36,461

|Graves County, Kentucky

|align=right|36,461

rowspan=3|Burlington-Fort Madison, IA-IL CSA

|rowspan=3 align=right|76,906
6,088 (IL)

|rowspan=2|Burlington, IA-IL μSA

|rowspan=2 align=right|44,341
6,088 (IL)

|Des Moines County, Iowa

|align=right|38,253

Henderson County, Illinois

|align=right|6,088

rowspan=1|Fort Madison, IA μSA

|rowspan=1 align=right|32,565

|Lee County, Iowa

|align=right|32,565

rowspan=5|Cape Girardeau-Sikeston, MO-IL CSA

|rowspan=5 align=right|147,934
4,695 (IL)

|rowspan=3|Cape Girardeau, MO-IL MSA

|rowspan=3 align=right|98,223
4,695 (IL)

|Cape Girardeau County, Missouri

|align=right|82,984

Bollinger County, Missouri

|align=right|10,544

Alexander County, Illinois

|align=right|4,695

rowspan=2|Sikeston, MO μSA

|rowspan=2 align=right|49,711

|Scott County, Missouri

|align=right|37,889

Mississippi County, Missouri

|align=right|11,822

rowspan=40 colspan=4 align=center bgcolor=#EEEEEE|none

|Franklin County, Illinois

|align=right|37,138

Randolph County, Illinois

|align=right|29,815

Montgomery County, Illinois

|align=right|27,663

Iroquois County, Illinois

|align=right|26,136

Saline County, Illinois

|align=right|22,873

Jo Daviess County, Illinois

|align=right|21,756

Fayette County, Illinois

|align=right|21,164

Shelby County, Illinois

|align=right|20,568

Perry County, Illinois

|align=right|20,503

Douglas County, Illinois

|align=right|19,629

Crawford County, Illinois

|align=right|18,300

Hancock County, Illinois

|align=right|17,186

Union County, Illinois

|align=right|16,667

Edgar County, Illinois

|align=right|16,334

Warren County, Illinois

|align=right|16,185

Wayne County, Illinois

|align=right|15,761

Carroll County, Illinois

|align=right|15,526

Richland County, Illinois

|align=right|15,488

DeWitt County, Illinois

|align=right|15,365

Clark County, Illinois

|align=right|15,088

Lawrence County, Illinois

|align=right|14,813

Moultrie County, Illinois

|align=right|14,342

Pike County, Illinois

|align=right|14,342

Washington County, Illinois

|align=right|13,536

White County, Illinois

|align=right|13,401

Johnson County, Illinois

|align=right|13,326

Clay County, Illinois

|align=right|12,999

Cass County, Illinois

|align=right|12,596

Mason County, Illinois

|align=right|12,523

Greene County, Illinois

|align=right|11,543

Wabash County, Illinois

|align=right|10,942

Jasper County, Illinois

|align=right|9,144

Hamilton County, Illinois

|align=right|7,911

Schuyler County, Illinois

|align=right|6,733

Brown County, Illinois

|align=right|6,294

Edwards County, Illinois

|align=right|5,968

Pulaski County, Illinois

|align=right|4,911

Gallatin County, Illinois

|align=right|4,670

Pope County, Illinois

|align=right|3,707

Hardin County, Illinois

|align=right|3,569

style="font-weight:bold;" bgcolor=#FFFFBB

|colspan=5 align=center|State of Illinois

|align=right|12,549,689

Core-based statistical areas

The following table provides the in-state population ranking of each CBSA along with its rate of population change over time.

class="wikitable sortable"

|+The 32 core-based statistical areas of the State of Illinois{{efn|reference=For CBSAs comprising populations from multiple states, they are listed twice to show both their intrastate population within that CBSA as well as the CBSA's total population. Only the intrastate population is ranked.}}

scope=col rowspan=2|2023 rank

!scope=col rowspan=2|Core-based statistical area

!colspan=5|Population

scope=col|2023 estimate

!scope=col|Change

!scope=col|2020 Census{{cite web|url=https://data.census.gov/table/DECENNIALDP2020.DP1|title=PROFILE OF GENERAL POPULATION AND HOUSING CHARACTERISTICS.|publisher=U.S. Census Bureau|date=2020|access-date=May 21, 2024}}

!scope=col|Change

!scope=col|2010 Census{{cite web|url=https://www2.census.gov/programs-surveys/popest/tables/2010-2019/counties/totals/co-est2019-annres.xlsx|title=Annual Estimates of the Resident Population for Counties: April 1, 2010 to July 1, 2019|publisher=U.S. Census Bureau|date=2019|access-date=May 21, 2024}}

scope=row|{{nts|1}}

|Chicago-Naperville-Elgin, IL-IN MSA (IL)

{{changes|order=d|8539397|8730688|8586609}}

scope=row|{{nts|2}}

|St. Louis, MO-IL MSA (IL)

{{changes|order=d|671388|682761|703664}}

scope=row|{{nts|3}}

|Peoria, IL MSA

{{changes|order=d|362240|368782|379186}}

scope=row|{{nts|4}}

|Rockford, IL MSA

{{changes|order=d|334124|338798|349431}}

scope=row|{{nts|5}}

|Champaign-Urbana, IL MSA

{{changes|order=d|235608|236072|231891}}

scope=row|{{nts|6}}

|Springfield, IL MSA

{{changes|order=d|205445|208640|210170}}

scope=row|{{nts|7}}

|Davenport-Moline-Rock Island, IA-IL MSA (IL)

{{changes|order=d|205171|209655|213442}}

scope=row|{{nts|8}}

|Bloomington, IL MSA

{{changes|order=d|170441|170954|169572}}

scope=row|{{nts|9}}

|Ottawa, IL μSA

{{changes|order=d|146599|148539|154908}}

scope=row|{{nts|10}}

|Kankakee, IL MSA

{{changes|order=d|105940|107502|113449}}

scope=row|{{nts|11}}

|Decatur, IL MSA

{{changes|order=d|100591|103998|110768}}

scope=row|{{nts|12}}

|Danville, IL μSA

{{changes|order=d|71652|74188|81625}}

scope=row|{{nts|13}}

|Marion-Herrin, IL μSA

{{changes|order=d|66706|67153|66357}}

scope=row|{{nts|14}}

|Quincy, IL-MO μSA (IL)

{{changes|order=d|64441|65737|67103}}

scope=row|{{nts|15}}

|Sterling, IL μSA

{{changes|order=d|54498|55691|58498}}

scope=row|{{nts|16}}

|Carbondale, IL μSA

{{changes|order=d|52141|52974|60218}}

scope=row|{{nts|17}}

|Rochelle, IL μSA

{{changes|order=d|51265|51788|53497}}

scope=row|{{nts|18}}

|Galesburg, IL μSA

{{changes|order=d|48411|49967|52919}}

scope=row|{{nts|19}}

|Charleston-Mattoon, IL μSA

{{changes|order=d|46060|46863|53873}}

scope=row|{{nts|20}}

|Effingham, IL μSA

{{changes|order=d|44592|45118|45290}}

scope=row|{{nts|21}}

|Freeport, IL μSA

{{changes|order=d|43105|44630|47711}}

scope=row|{{nts|22}}

|Jacksonville, IL μSA

{{changes|order=d|36850|37864|40902}}

scope=row|{{nts|23}}

|Centralia, IL μSA

{{changes|order=d|36673|37729|39437}}

scope=row|{{nts|24}}

|Mount Vernon, IL μSA

{{changes|order=d|36320|37113|38827}}

scope=row|{{nts|25}}

|Pontiac, IL μSA

{{changes|order=d|35320|35815|38950}}

scope=row|{{nts|26}}

|Taylorville, IL μSA

{{changes|order=d|33228|34032|34800}}

scope=row|{{nts|27}}

|Canton, IL μSA

{{changes|order=d|32541|33609|37069}}

scope=row|{{nts|28}}

|Lincoln, IL μSA

{{changes|order=d|27590|27987|30305}}

scope=row|{{nts|29}}

|Macomb, IL μSA

{{changes|order=d|26839|27238|32612}}

scope=row|{{nts|30}}

|Paducah, KY-IL μSA (IL)

{{changes|order=d|13661|14169|15429}}

scope=row|{{nts|31}}

|Burlington, IA-IL μSA (IL)

{{changes|order=d|6088|6387|7331}}

scope=row|{{nts|32}}

|Cape Girardeau, MO-IL μSA (IL)

{{changes|order=d|4695|5240|8238}}

|Burlington, IA-IL μSA

{{changes|order=d|44341|45297|47656}}

|Cape Girardeau, MO-IL μSA

{{changes|order=d|98223|97517|96275}}

|Chicago-Naperville-Elgin, IL-IN MSA

{{changes|order=d|9262825|9449351|9294679}}

|Davenport-Moline-Rock Island, IA-IL MSA

{{changes|order=d|379441|384324|378666}}

|Paducah, KY-IL μSA

{{changes|order=d|102267|103486|103866}}

|Quincy, IL-MO μSA

{{changes|order=d|74259|75769|77314}}

|St. Louis, MO-IL MSA

{{changes|order=d|2796999|2820253|2787701}}

Combined statistical areas

The following table provides the in-state population ranking of each CSA along with its rate of population change over time.

class="wikitable sortable"

|+The 14 combined statistical areas of the State of Illinois{{efn|reference=For CSAs comprising populations from multiple states, they are listed twice to show both their intrastate population within that CSA as well as the CSA's total population. Only the intrastate population is ranked.}}

scope=col rowspan=2|2023 rank

!scope=col rowspan=2|Combined statistical area

!colspan=5|Population

scope=col|2023 estimate

!scope=col|Change

!scope=col|2020 Census{{cite web|url=https://data.census.gov/table/DECENNIALDP2020.DP1|title=PROFILE OF GENERAL POPULATION AND HOUSING CHARACTERISTICS.|publisher=U.S. Census Bureau|date=2020|access-date=May 21, 2024}}

!scope=col|Change

!scope=col|2010 Census{{cite web|url=https://www2.census.gov/programs-surveys/popest/tables/2010-2019/counties/totals/co-est2019-annres.xlsx|title=Annual Estimates of the Resident Population for Counties: April 1, 2010 to July 1, 2019|publisher=U.S. Census Bureau|date=2019|access-date=May 21, 2024}}

scope=row|{{nts|1}}

|Chicago-Naperville, IL-IN-WI CSA (IL)

{{changes|order=d|8791936|8986729|8854966}}

scope=row|{{nts|2}}

|St. Louis-St. Charles-Farmington, MO-IL CSA (IL)

{{changes|order=d|708061|720490|743101}}

scope=row|{{nts|3}}

|Rockford-Freeport-Rochelle, IL CSA

{{changes|order=d|428494|435216|450639}}

scope=row|{{nts|4}}

|Peoria-Canton, IL CSA

{{changes|order=d|394781|402391|416255}}

scope=row|{{nts|5}}

|Champaign-Urbana-Danville, IL CSA

{{changes|order=d|307260|310260|313516}}

scope=row|{{nts|6}}

|Springfield-Jacksonville-Lincoln, IL CSA

{{changes|order=d|303113|308523|316177}}

scope=row|{{nts|7}}

|Davenport-Moline, IA-IL CSA (IL)

{{changes|order=d|205171|209655|213442}}

scope=row|{{nts|8}}

|Bloomington-Pontiac, IL CSA

{{changes|order=d|205761|206769|208522}}

scope=row|{{nts|9}}

|Carbondale-Marion-Herrin, IL CSA

{{changes|order=d|118847|120127|126575}}

scope=row|{{nts|10}}

|Dixon-Sterling, IL CSA

{{changes|order=d|88152|89836|94529}}

scope=row|{{nts|11}}

|Quincy-Hannibal, IL-MO CSA (IL)

{{changes|order=d|64441|65737|67103}}

scope=row|{{nts|12}}

|Paducah-Mayfield, KY-IL CSA (IL)

{{changes|order=d|13661|14169|15429}}

scope=row|{{nts|13}}

|Burlington-Fort Madison, IA-IL CSA (IL)

{{changes|order=d|6088|6387|7331}}

scope=row|{{nts|14}}

|Cape Girardeau-Sikeston, MO-IL CSA (IL)

{{changes|order=d|4695|5240|8238}}

|Burlington-Fort Madison, IA-IL CSA

{{changes|order=d|76906|78852|83518}}

|Cape Girardeau-Sikeston, MO-IL CSA

{{changes|order=d|147934|148153|149824}}

|Chicago-Naperville, IL-IN-WI CSA

{{changes|order=d|9794558|9986960|9840929}}

|Davenport-Moline, IA-IL CSA

{{changes|order=d|467817|474019|470527}}

|Paducah-Mayfield, KY-IL CSA

{{changes|order=d|138728|140135|140987}}

|Quincy-Hannibal, IL-MO CSA

{{changes|order=d|113084|114649|116262}}

|St. Louis-St. Charles-Farmington, MO-IL CSA

{{changes|order=d|2900730|2924904|2892497}}

See also

{{portal|Geography|United States|Illinois}}

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Notes

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References

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