McLean County, Illinois
McLean County: county in North Dakota, United States
About
McLean County is a county located in the U.S. state of Illinois. As of the 2010 census, the population was 169,572 and a population density of 28 people per km². After 10 years in 2020 county had an estimated population of 171,256 inhabitants. Its county seat is Washburn. The county was created 143 years ago in 1882.
County Snapshot
McLean County at a glance
McLean County currently has 25 quality-checked populated place pages linked on MapSof, making it easier to jump from the county overview into local city pages.
Mapped populated places
25
These counts use a stricter populated-place filter so the main lists stay focused on real city and town pages.
Illinois counties
102
Open related pagesLargest city
BloomingtonPopulation 77,132
Top linked places
Quick Facts about McLean County
| Population | 171,256 (2020) |
| Country | United States of America |
| State | Illinois (United States) |
| Different from | McLennan County, McLean County, McLean County |
| Area | 6030 km2 |
| Water as percent of area | 9.3% |
| Land as percent of area | 90.7% |
| Latitude & Longitude | 40.4909,-88.8473 |
| Altitude | 820 feet / 250 meters |
| Capital | Washburn |
| Establishment | January 01, 1883 |
| Time Zone | America/Chicago |
| Local time | 11:08:44 (15th April 2026) |
| Density | 28 Pop. per km² as of 2020 |
| Population growth | 0.98% (2010-2020) |
| Weather | 77℉ Rain Showers Likely 7-days weather |
Geography
McLean County is located at 40°29'27"N 88°50'50"W (40.4908900, -88.8473200). It has 3 neighbors: Mercer County, Oliver County and Ward County.
McLean County map
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The largest city of McLean County is Bloomington with a population of 77,132. Other cities include, Normal population 54,451, Le Roy population 3,498, Heyworth population 2,869 and Lexington population 2,020. See all McLean County cities & populated places.
McLean County Populated Places (more)
Cities, towns, neighborhoods & other populated places in McLean County.
| City Name | Population | Title |
|---|---|---|
| Bloomington | 77,132 | The second most populous city in McLean County, Illinois. |
| Normal | 54,451 | Town in McLean County, Illinois, United States |
| Empire | 4,024 | Township in McLean County, Illinois |
| Le Roy | 3,498 | City in McLean County, Illinois, United States |
| Heyworth | 2,869 | Village in McLean County, Illinois, United States of America |
| Lexington | 2,020 | City in McLean County, Illinois, United States |
| Hudson | 1,810 | Village in McLean County, Illinois, United States |
| Chenoa | 1,717 | City in Illinois |
| Gridley | 1,392 | Township in McLean County, Illinois |
| Danvers | 1,093 | Township in McLean County, Illinois |
| Colfax | 1,009 | Village in McLean County, Illinois, United States |
| Downs | 949 | Village in Illinois, USA |
| McLean | 790 | Village in McLean County, Illinois, United States |
| Saybrook | 679 | Human settlement in Illinois, United States of America |
| Carlock | 558 | Human settlement in Illinois, United States of America |
| Towanda | 517 | Township in McLean County, Illinois |
Weather
Rain showers likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 77.
7-Day ForecastOfficial website of McLean County
Official Website- Washburn
Demographics
The population of McLean County increased by 0.98% in 10 years.
| Year | Population | % Change | Method |
|---|---|---|---|
| 2010 | 169,572 | - | census |
| 2011 | 170,909 | 0.78% | estimation process |
| 2012 | 172,721 | 1.05% | estimation process |
| 2013 | 175,037 | 1.32% | estimation process |
| 2014 | 174,105 | -0.54% | estimation process |
| 2015 | 173,141 | -0.56% | estimation process |
| 2016 | 173,070 | -0.04% | estimation process |
| 2017 | 172,754 | -0.18% | estimation process |
| 2018 | 172,410 | -0.2% | estimation process |
| 2019 | 171,517 | -0.52% | estimation process |
| 2020 | 171,256 | -0.15% | estimation process |
Other places with the same name (2)
- McLean County, North Dakota county in North Dakota, United States with a population of 9,416 people.
- McLean County, Kentucky county in Kentucky, United States with a population of 9,075 people.
Illinois Other Counties (more counties)
| County Name | Population | Title |
|---|---|---|
| Cook County | 5,108,284 | County in Illinois, United States |
| Chicago | 2,677,643 | The third most populous city in the United States and the center of the Chicago metropolitan area. |
| DuPage County | 917,481 | County in Illinois, United States |
| Lake County | 693,593 | County in Oregon, United States |
| Will County | 688,726 | County in Illinois, United States |
| Kane County | 531,010 | County in southern Utah, United States |
| McHenry County | 305,888 | County in Illinois, United States |
| Winnebago County | 281,295 | County in Illinois, United States |
| Madison County | 262,635 | County in Montana, United States |
| Saint Clair County | 258,046 | The County of St. |
| Champaign County | 209,192 | County in Illinois, United States |
| Aurora | 196,383 | The second most populous city in Illinois. |
| Sangamon County | 193,882 | County in Illinois, United States |
| Peoria County | 177,652 | County in Illinois, United States of America |
| Naperville | 147,986 | The second most populous city in Illinois. |
| Rockford | 144,835 | The second most populous city in Illinois. |