Gillespie, Illinois Population 2021

3,552
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Gillespie is a city located in Macoupin County Illinois. Gillespie has a 2020 population of 3,552. Gillespie is currently declining at a rate of -1.09% annually and its population has decreased by -8.62% since the most recent census, which recorded a population of 3,887 in 2010. Gillespie reached it's highest population of 3,887 in 2010.

The average household income in Gillespie is $60,041 with a poverty rate of 19.99%. The median rental costs in recent years comes to $676 per month, and the median house value is $92,300. The median age in Gillespie is 43.1 years, 40 years for males, and 44.8 years for females.

Gillespie Demographics

According to the most recent ACS, the racial composition of Gillespie was:

  • White: 95.90%
  • Asian: 2.50%
  • Two or more races: 1.06%
  • Native American: 0.35%
  • Black or African American: 0.19%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Gillespie, Illinois is 3,552 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 3,669.The last official US Census in 2010 recorded the population at 3,887.

Gillespie, Illinois Population 2021

Population by Race

Race Population Percentage
White3,53695.90%
Asian922.50%
Two or More Races391.06%
American Indian and Alaska Native130.35%
Black or African American70.19%
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Gillespie Population by Race

Gillespie Population Pyramid $2021

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Gillespie Median Age

43.1


Total

40


Male

44.8


Female

Gillespie Adults

There are 2,872 adults, (718 of whom are seniors) in Gillespie.

Gillespie Age Dependency

71.2

Age Dependency Ratio

33.3

Old Age Dependency Ratio

37.8

Child Dependency Ratio

Gillespie Sex Ratio

Female

1,930

52.35%

Male

1,757

47.65%

Gillespie Population by Age

Gillespie Renter vs Owner Occupied by Household Type

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Gillespie Household Types

Type Owner Renter
Male98.1%1.9%
Married80.3%19.7%
Non Family71%29%
All69.4%30.6%
Female34%66%

69.4%

Rate of Home Ownership

Gillespie Households and Families

Type Count Average Size Owned
All1,5802.2969.4
Married7632.7180.3
Non Family4651.1271
Female3002.9134
Male522.998.1

2.74

Average Family Size

2.29

Average Household Size

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Gillespie Households by Type

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Education Attained Count Percentage
Less Than 9th Grade702.63%
9th to 12th Grade2398.98%
High School Graduate1,15743.50%
Some College56121.09%
Associates Degree2539.51%
Bachelors Degree30011.28%
Graduate Degree803.01%
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Gillespie Educational Attainment by Sex (over 25)

Gillespie Educational Attainment by Race

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Race Total High School Bachelors
White2,5012,209335
Asian626245
Hispanic6161
2+ Races184
Native American1313
Black52

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 72.58%.

Gillespie Educational Attainment by Race

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Name Average Male Female
Overall$39,306$40,797$36,442
Less Than 9th Grade$2,500$54,219$2,500
High School Graduate$31,766$36,379$26,354
Some College$32,417$$35,417
Bachelors Degree$47,273$61,912$46,682
Graduate Degree$56,389$$61,667

$39,306

Average Earnings

$40,797

Average Male

$36,442

Average Female

Gillespie Earnings by Educational Attainment

Gillespie Language by Age

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Gillespie Language

97.16% of Gillespie residents speak only English, while 2.84% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 2.69% of the population.

Gillespie Language

Gillespie Poverty by Race

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Name Total In Poverty Poverty Rate
White3,39364218.92%
Hispanic616098.36%
Multiple391846.15%

19.99%

Overall Poverty Rate

16.74%

Male Poverty Rate

22.97%

Female Poverty Rate

Poverty in Gillespie

The race most likely to be in poverty in Gillespie is Hispanic, with 98.36% below the poverty level.

The race least likely to be in poverty in Gillespie is White, with 18.92% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.91%. Among those working part-time, it was 23.74%, and for those that did not work, the poverty rate was 23.02%.

Gillespie Poverty

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Name Poverty
Less Than 9th Grade43.77%
Some College17.45%
High School14.69%
Bachelors or Greater4.56%

Gillespie Poverty Rate by Education

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Rate Poverty
Female Employed16.00%
Male Employed10.29%
Male Unemployed4.49%
Female Unemployed0.00%

Gillespie Poverty Rate by Employment Status and Sex

Gillespie Income by Household Type

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Name Median Mean
Households$41,731$60,041
Families$56,688$71,239
Married Families$66,648-
Non Families$22,788$29,971
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Income by Household Type

Gillespie Marital Status

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Marriage Rates

53.9%

Overall Marriage Rate

55.5%

Male Marriage Rate

52.6%

Female Marriage Rate

Gillespie Married by Age and Sex

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Gillespie Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 55-64.

Gillespie Marital Status by Race

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Gillespie Marital Status

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301

Number of Veterans

293

Male Veterans

8

Female Veterans

War Veterans
Vietnam136
Second Gulf War87
Korea22
World War II1
First Gulf War1

Gillespie Veterans by War

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Age Group Veterans
65 to 74115
18 to 3476
55 to 6450
75+41
35 to 5419

Gillespie Veterans by Age

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Name Veterans % of Total
White28910.45%
Native American1292.31%

Gillespie Veterans by Race

Gillespie Veterans by Education

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2.74%

Veteran Poverty Rate

23.63%

Veteran Disability Rate

Gillespie Veterans by Education

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59.6%

Labor Force Participation

56.1%

Employment Rate

6%

Unemployment Rate

Gillespie Employment by Age

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Gillespie Employment by Race

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Gillespie Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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83.05%

Born in Gillespie

97.94%

Native Born

2.06%

Foreign Born

0.76%

Non Citizen

1.30%

Naturalized

Place of Birth

97.94% of Gillespie residents were born in the United States, with 83.05% having been born in Illinois. 0.76% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Gillespie Place of Birth

Year Population Growth Annual Growth Rate
20213,552-39-1.09%
20203,591-39-1.07%
20193,630-39-1.06%
20183,669-23-0.62%
20173,692-24-0.65%
20163,71620.05%
20153,714-34-0.91%
20143,748-43-1.13%
20133,791-30-0.79%
20123,821-55-1.42%
20113,876-11-0.28%
20103,8870.00%

Gillespie Population by Year