Decatur is a city located in Illinois. With a 2020 population of 69,974, it is the 17th largest city in Illinois and the 531st largest city in the United States. Decatur is currently declining at a rate of -0.93% annually and its population has decreased by -8.08% since the most recent census, which recorded a population of 76,122 in 2010. Decatur reached it's highest population of 93,939 in 1980. Spanning over 47 miles, Decatur has a population density of 1,653 people per square mile.
The average household income in Decatur is $58,634 with a poverty rate of 21.14%. The median rental costs in recent years comes to $669 per month, and the median house value is $81,800. The median age in Decatur is 40 years, 36.9 years for males, and 42 years for females. For every 100 females there are 87.8 males.
According to the most recent ACS, the racial composition of Decatur was:
| Year | Total Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2020 | 103,070 | -821 | -0.80% |
| 2019 | 103,891 | -821 | -0.79% |
| 2018 | 104,712 | -821 | -0.78% |
| 2017 | 105,533 | -897 | -0.85% |
| 2016 | 106,430 | -933 | -0.88% |
| 2015 | 107,363 | -1,157 | -1.08% |
| 2014 | 108,520 | -1,043 | -0.96% |
| 2013 | 109,563 | -567 | -0.52% |
| 2012 | 110,130 | -541 | -0.49% |
| 2011 | 110,671 | -113 | -0.10% |
| 2010 | 110,784 | 0.00% |
| Race | Population | Percentage |
|---|---|---|
| White | 52,098 | 71.40% |
| Black or African American | 14,937 | 20.47% |
| Two or More Races | 4,537 | 6.22% |
| Asian | 661 | 0.91% |
| Some Other Race | 488 | 0.67% |
| American Indian and Alaska Native | 243 | 0.33% |
| Native Hawaiian and Other Pacific Islander | 5 | 0.01% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 31,062 | 2.24 | 63 |
| Non Family | 13,725 | 1.17 | 53 |
| Married | 11,079 | 2.96 | 86.7 |
| Female | 4,987 | 3.3 | 37.8 |
| Male | 1,271 | 3.19 | 62.7 |
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 1,428 | 2.87% |
| 9th to 12th Grade | 4,389 | 8.82% |
| High School Graduate | 17,195 | 34.55% |
| Some College | 12,242 | 24.60% |
| Associates Degree | 4,249 | 8.54% |
| Bachelors Degree | 6,347 | 12.75% |
| Graduate Degree | 3,921 | 7.88% |
The highest rate of high school graduation is among islander people with a rate of 100.00%.
The highest rate of bachelors degrees is among asian people with a rate of 66.98%.
$32,447
Average Earnings
$41,608
Average Male
$26,586
Average Female
96.31% of Decatur residents speak only English, while 3.69% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.69% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 48,558 | 7,411 | 15.26% |
| Black | 13,903 | 4,793 | 34.47% |
| Multiple | 4,469 | 1,895 | 42.40% |
| Hispanic | 1,913 | 534 | 27.91% |
| Native | 239 | 145 | 60.67% |
| Asian | 648 | 77 | 11.88% |
| Other | 482 | 33 | 6.85% |
| Islander | 5 | 5 | 100.00% |
21.14%
Overall Poverty Rate
19.36%
Male Poverty Rate
22.71%
Female Poverty Rate
The race most likely to be in poverty in Decatur is Islander, with 100.00% below the poverty level.
The race least likely to be in poverty in Decatur is Other, with 6.85% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 4.14%. Among those working part-time, it was 24.91%, and for those that did not work, the poverty rate was 26.77%.
39.8%
Overall Marriage Rate
42.4%
Male Marriage Rate
37.6%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.
| Name | Veterans | % of Total |
|---|---|---|
| White | 3,932 | 9.11% |
| Black | 540 | 5.11% |
| 2 or More | 133 | 5.91% |
| Asian | 53 | 9.31% |
| Hispanic | 51 | 4.36% |
5.83%
Veteran Poverty Rate
27.78%
Veteran Disability Rate
59.8%
Labor Force Participation
54.3%
Employment Rate
9.1%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
97.93%
Native Born
2.07%
Foreign Born
1.15%
Non Citizen
97.93% of Decatur residents were born in the United States, with 79.30% having been born in Illinois. 1.15% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2020 | 69,974 | -658 | -0.93% |
| 2019 | 70,632 | -658 | -0.92% |
| 2018 | 71,290 | -602 | -0.84% |
| 2017 | 71,892 | -658 | -0.91% |
| 2016 | 72,550 | -737 | -1.01% |
| 2015 | 73,287 | -876 | -1.18% |
| 2014 | 74,163 | -801 | -1.07% |
| 2013 | 74,964 | -487 | -0.65% |
| 2012 | 75,451 | -467 | -0.62% |
| 2011 | 75,918 | -187 | -0.25% |
| 2010 | 76,105 | -5,755 | -0.73% |
| 2000 | 81,860 | -2,025 | -0.24% |
| 1990 | 83,885 | -10,054 | -1.13% |
| 1980 | 93,939 | 3,542 | 0.39% |
| 1970 | 90,397 | 12,393 | 1.49% |
| 1960 | 78,004 | 11,735 | 1.64% |
| 1950 | 66,269 | 6,964 | 1.12% |
| 1940 | 59,305 | 1,795 | 0.31% |
| 1930 | 57,510 | 13,692 | 2.76% |
| 1920 | 43,818 | 12,678 | 3.47% |
| 1910 | 31,140 | 10,386 | 4.14% |
| 1900 | 20,754 | 3,913 | 2.11% |
| 1890 | 16,841 | 7,294 | 5.84% |
| 1880 | 9,547 | 2,386 | 2.92% |
| 1870 | 7,161 | 3,322 | 6.43% |
| 1860 | 3,839 | 0.00% |