Illinois
Illinois: the places inside it, the companies based here, and where this atlas has research on it.
state · North America · page prepared 2026-11-07
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A
Illinois at a glance
Rolled up from the 24 regions inside Illinois on this site, with census figures from Statistics Canada.
Population12,692,653
census
Places inside24
18 with a full /local page
Businesses on file135,696
business register, all places inside
Companies headquartered483
in the company directory
Who represents them7
places with a /politics page
Property & employers8 · 0
/property and /employers records
L
Who leads Illinois, and how households are doing
Researched 2026-11-08 from official statistics; every figure links to its source.
Leadership
Economy & households
- Population
- 12,719,141 persons (FRED states 12,719.141 thousand; Census Bureau annual estimate, July 1) (2025) ↗
- GDP
- 1,240,982.7 USD millions, current dollars (BEA, via FRED ILNGSP) (2025) ↗
- Unemployment
- 4.6 % seasonally adjusted (BLS LAUS, via FRED ILUR) (2026-09) ↗
- Median household income
- 93,270 USD, current dollars (Census CPS ASEC, via FRED MEHOINUSILA646N) (2025) ↗
- Home ownership
- 66.3 % (Census CPS/HVS, via FRED ILHOWN) (2025) ↗
- Debt per person with a credit report
- 54,050 USD, total debt balance per capita (NY Fed Consumer Credit Panel/Equifax; adults with a credit file) (2025-Q4) ↗
H
Home prices in the biggest cities
As each source measures them (benchmark, median or average sale price); not directly comparable across measures.
| City / metro | Price | Measure | As of |
|---|---|---|---|
| State of Illinois ↗ | 324,000 USD | median sale (all properties) | 2026-09 |
| Chicago Metro Area ↗ | 385,000 USD | median sale (all properties) | 2026-09 |
| City of Chicago ↗ | 389,900 USD | median sale (all properties) | 2026-09 |
| Metro East MSA ↗ | 229,900 USD | median sale (all properties) | 2026-09 |
| Rockford MSA ↗ | 237,000 USD | median sale (all properties) | 2026-09 |
| Peoria MSA ↗ | 185,000 USD | median sale (all properties) | 2026-09 |
| Springfield MSA ↗ | 206,500 USD | median sale (all properties) | 2026-09 |
| Champaign–Urbana MSA ↗ | 250,000 USD | median sale (all properties) | 2026-09 |
G
Languages
Official-language and home-language figures as the census reports them.
| Language | Share | Measure | As of |
|---|---|---|---|
| Language other than English ↗ | 24.5% | most often at home — % of population age 5+ speaking a language other than English at home (ACS 1-year, via USAFacts) | 2024 |
| Spanish ↗ | 57.7% | most often at home — % of the non-English-at-home speakers (age 5+) who speak Spanish (ACS, via USAFacts) | 2024 |
| English ↗ | official status (5 ILCS 460/20 State Designations Act) | 1991 |
C
Largest companies in Illinois
Ranked by the measure shown, from the cited ranking or filing.
| Company | Measure | Value | As of |
|---|---|---|---|
| State Farm Insurance (Bloomington) ↗ | revenue | 132,311.6 USD millions (Fortune 500 2026, rank 32) | 2026 |
| Archer Daniels Midland (Chicago) ↗ | revenue | 80,269 USD millions (Fortune 500 2026, rank 58) | 2026 |
| Allstate (Northbrook) ↗ | revenue | 67,685 USD millions (Fortune 500 2026, rank 64) | 2026 |
| AbbVie (North Chicago) ↗ | revenue | 61,160 USD millions (Fortune 500 2026, rank 77) | 2026 |
| United Airlines Holdings (Chicago) ↗ | revenue | 59,070 USD millions (Fortune 500 2026, rank 81) | 2026 |
| Deere (Moline) ↗ | revenue | 45,684 USD millions (Fortune 500 2026, rank 102) | 2026 |
| Abbott Laboratories (Abbott Park) ↗ | revenue | 44,328 USD millions (Fortune 500 2026, rank 107) | 2026 |
| US Foods Holding (Rosemont) ↗ | revenue | 39,424 USD millions (Fortune 500 2026, rank 121) | 2026 |
| Mondelēz International (Chicago) ↗ | revenue | 38,537 USD millions (Fortune 500 2026, rank 122) | 2026 |
| Medline (Northfield) ↗ | revenue | 28,432 USD millions (Fortune 500 2026, rank 159) | 2026 |
F
Worth knowing
- 2026-09Illinois' statewide median home sale price was $324,000 in September 2026, up 7.8% from $300,500 a year earlier, while closed sales fell 3.3% to 11,104. ↗
- 2025-12Total household debt per capita in Illinois was $54,050 at Q4 2025, up from $53,390 at Q4 2024 (NY Fed Consumer Credit Panel/Equifax). ↗
- 2026-06Illinois had 32 Fortune 500 headquarters on the 2025/2026 list, putting it among the top five states; State Farm (Bloomington) is the largest by revenue at $132.3B. ↗
- 2026-06The Barack Obama Presidential Center opened in Jackson Park, Chicago, in June 2026. ↗
- 2025Illinois' state GDP reached $1.241 trillion (current dollars) in 2025, up from $1.176 trillion in 2024. ↗
D
Census
US Census Bureau American Community Survey.
Median household income$81,702
Median rent$1,227/mo
Immigrants14.4%
Renters33.2%
Aged 65+16.6%
Unemployment5.8%
Low income11.7%
Speak a language other than English22.5%
Languages spoken at home (other than English)
- Spanish1,669,905 · 13.2%
- Other Indo-European languages300,543 · 2.4%
- Russian, Polish, or other Slavic languages294,304 · 2.3%
- Other Asian and Pacific Island languages112,768 · 0.9%
- Chinese (incl. Mandarin, Cantonese)107,143 · 0.8%
- Tagalog (incl. Filipino)83,603 · 0.7%
- Arabic71,426 · 0.6%
- Other and unspecified languages71,078 · 0.6%
- French, Haitian, or Cajun42,120 · 0.3%
- Korean39,231 · 0.3%
- German or other West Germanic languages38,095 · 0.3%
- Vietnamese22,218 · 0.2%
B
Largest places in Illinois
By registry population; places with a full /local page are marked.
- 1.Chicago, Illinois full2,740,000
- 2.Naperville, IL full149,540
- 3.Rockford, Illinois full148,655
- 4.Bloomington-Normal, IL full131,416
- 5.Elgin, IL114,797
- 6.Springfield, Illinois full114,394
- 7.Peoria, Illinois full113,150
- 8.Waukegan, IL full89,321
- 9.Champaign-Urbana, Illinois full88,822
- 10.Cicero, IL85,268
- 11.Schaumburg, IL full78,723
- 12.Evanston, IL full78,110
- 13.Arlington Heights, IL full77,676
- 14.Decatur, Illinois full70,522
- 15.Oak Park, IL54,318
R
Inside Illinois
24 regions have Illinois as their parent.
- Arlington Heights, IL
- Bloomington-Normal, IL
- Champaign-Urbana, Illinois
- Channahon, Ilinois
- Charleston, Illinois
- Chicago, Illinois
- Cicero, IL
- Decatur, Illinois
- DeKalb, IL
- Elgin, IL
- Evanston, IL
- Galena, Illinois
- Kankakee, Illinois
- Naperville, IL
- Oak Park, IL
- Peoria, Illinois
- Pontiac, Illinois
- Rock Falls, IL
- Rockford, Illinois
- Schaumburg, IL
- Springfield, Illinois
- Sterling, IL
- Sycamore, IL
- Waukegan, IL
C
Companies based in Illinois
483 companies in the Research Upon directory have their headquarters somewhere in Illinois. Search them by name or industry.
areaAbout this page: figures for the whole of Illinois are rolled up from every region inside it; each place inside has a page of its own, and the companies headquartered here are listed above.