Illinois
URL: https://knowledge.ivjn.us/en/places/illinois.html

Illinois is a state of the United States with FIPS code 17 and capital Springfield.

## Administrative divisions

Illinois is a state of the United States with FIPS state code 17[^uscb2023]. Below the state level are counties (or independent cities), then municipalities and neighborhoods[^uscb2023].

## Basic facts

- FIPS state code: 17[^uscb2023]
- Capital: Springfield[^enwiki]
- Population: about 12,549,689 (2023 estimate)[^uscb2023]
- Area: 149,995 km2[^enwiki]
- Admitted to the Union: 1818[^enwiki]
- Time zone: Central Time (UTC-6/-5)[^enwiki]
- ISO 3166-2: US-IL[^enwiki]

## Parent division

Located in [United States](https://knowledge.ivjn.us/en/places/united-states.html).

## Subdivisions

Major counties: [Cook County](https://knowledge.ivjn.us/en/places/il-cook-county.html), [DuPage County](https://knowledge.ivjn.us/en/places/il-dupage-county.html), [Lake County](https://knowledge.ivjn.us/en/places/il-lake-county.html), [Will County](https://knowledge.ivjn.us/en/places/il-will-county.html), [Kane County](https://knowledge.ivjn.us/en/places/il-kane-county.html).

Major cities: [Chicago](https://knowledge.ivjn.us/en/places/il-chicago.html), [Aurora](https://knowledge.ivjn.us/en/places/il-aurora.html), [Naperville](https://knowledge.ivjn.us/en/places/il-naperville.html), [Joliet](https://knowledge.ivjn.us/en/places/il-joliet.html).

## MICHELIN Guide Chicago

The Chicago edition is city-focused, not a statewide restaurant census. Its starred lists named 21 restaurants in 2023 (three Three Star, two Two Star, 16 One Star), 19 in 2024 (two Three Star, two Two Star, 15 One Star), and 20 in 2025 (one Three Star, four Two Star, 15 One Star).[^chicago2023][^chicago2024][^chicago2025]

See [Chicago](https://knowledge.ivjn.us/en/places/il-chicago.html) and the yearly lists [2023](https://knowledge.ivjn.us/en/works/michelin-guide-chicago-2023-stars.html), [2024](https://knowledge.ivjn.us/en/works/michelin-guide-chicago-2024-stars.html), and [2025](https://knowledge.ivjn.us/en/works/michelin-guide-chicago-2025-stars.html). The totals exclude Bib Gourmand and other selected categories.

Updated: 2026-10-30

Relations:
- Located in: United States https://knowledge.ivjn.us/en/places/united-states.html
- Contains places: DuPage County https://knowledge.ivjn.us/en/places/il-dupage-county.html
- Contains places: Cook County https://knowledge.ivjn.us/en/places/il-cook-county.html
- Contains places: Lake County https://knowledge.ivjn.us/en/places/il-lake-county.html
- Contains places: Kane County https://knowledge.ivjn.us/en/places/il-kane-county.html
- Contains places: Will County https://knowledge.ivjn.us/en/places/il-will-county.html
- Contains places: Chicago https://knowledge.ivjn.us/en/places/il-chicago.html
- Contains places: Aurora https://knowledge.ivjn.us/en/places/il-aurora.html
- Contains places: Naperville https://knowledge.ivjn.us/en/places/il-naperville.html
- Contains places: Joliet https://knowledge.ivjn.us/en/places/il-joliet.html
- Contains places: Bond County https://knowledge.ivjn.us/en/places/il-bond-county.html
- Related works: 2023 MICHELIN Guide Chicago Starred Restaurants https://knowledge.ivjn.us/en/works/michelin-guide-chicago-2023-stars.html
- Related works: 2024《米其林指南芝加哥版》星级餐厅名单 https://knowledge.ivjn.us/en/works/michelin-guide-chicago-2024-stars.html
- Related works: 2025《米其林指南芝加哥版》星级餐厅名单 https://knowledge.ivjn.us/en/works/michelin-guide-chicago-2025-stars.html

Mentioned in:
- Abingdon https://knowledge.ivjn.us/en/places/il-abingdon.html
- Adair https://knowledge.ivjn.us/en/places/il-adair.html
- Adams County https://knowledge.ivjn.us/en/places/il-adams-county.html
- Addieville https://knowledge.ivjn.us/en/places/il-addieville.html
- Addison https://knowledge.ivjn.us/en/places/il-addison.html
- Adeline https://knowledge.ivjn.us/en/places/il-adeline.html
- Albany https://knowledge.ivjn.us/en/places/il-albany.html
- Albany Park https://knowledge.ivjn.us/en/places/il-albany-park.html
- Albers https://knowledge.ivjn.us/en/places/il-albers.html
- Albion https://knowledge.ivjn.us/en/places/il-albion.html

Sources:
- Illinois (Wikipedia) https://en.wikipedia.org/wiki/Illinois
- U.S. Census Bureau 2023 FIPS state and county codes https://www.census.gov/library/reference/code-lists/ansi.html
- MICHELIN Guide 2023 - New York, Chicago and Washington - A new three-MICHELIN-Star restaurant https://www.michelin.com/en/publications/products-and-services/michelin-guide-2023-new-york-chicago-and-washington-a-new-three-michelin-star-restaurant
- All the 2024 Chicago MICHELIN Guide Stars https://guide.michelin.com/ca/en/article/michelin-guide-ceremony/michelin-guide-chicago-stars
- All the Stars in The MICHELIN Guide Chicago 2025 https://guide.michelin.com/ca/en/article/michelin-guide-ceremony/michelin-stars-in-the-michelin-guide-chicago-2025