Gridley, Illinois Population 2024

1,440

Gridley is a city located in McLean County Illinois. Gridley has a 2024 population of 1,440. Gridley is currently declining at a rate of -0.28% annually and its population has decreased by -1.1% since the most recent census, which recorded a population of 1,456 in 2020.

The average household income in Gridley is $74,964 with a poverty rate of 7.4%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Gridley is 39.1 years, 38.3 years for males, and 41.2 years for females.

Gridley Demographics

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

  • White: 95.73%
  • Black or African American: 1.48%
  • Asian: 1.31%
  • Two or more races: 1.23%
  • Other race: 0.25%
  • Native American:
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
1.2 sq mi
Density (mi²)
1,175.70/sq mi
Growth Since 2020
-1.1% (-16)
The current population of Gridley, Illinois is 1,440 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 1,456.

Gridley, Illinois Population 2024

Population by Race

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Race
Population
Percentage (of total)
White1,16595.73%
Black or African American181.48%
Asian161.31%
Two or more races151.23%
Other race30.25%
Native American
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Black or African American

Asian

Two or more races

Other race

Native American

Native Hawaiian or Pacific Islander

Gridley Population by Race

Gridley Population Pyramid 2024

Gridley Median Age

39.1

Total

38.3

Male

41.2

Female

Gridley Adults

There are 904 adults, (262 of whom are seniors) in Gridley.

Gridley Age Dependency

89.6

Age Dependency Ratio

40.8

Old Age Dependency Ratio

48.8

Child Dependency Ratio

Gridley Sex Ratio

Female64953.33%
Male56846.67%

Gridley Population by Age

Gridley Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All5202.3470.229.8
Married2503.0491.28.8
Non Family1921.1555.744.3
Female602.872575
Male183.6783.316.7
showing: 5 rows

3.02

Average Family Size

2.34

Average Household Size

70.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Gridley Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Gridley Educational Attainment by Sex (over 25)

Gridley Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among black people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 66.67%.

Gridley Educational Attainment by Race

All

Male

Female

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$50,521

Average Earnings

$49,779

Average Male

$51,111

Average Female

Gridley Earnings by Educational Attainment

Gridley Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Gridley Language

98.95% of Gridley residents speak only English, while 1.05% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.79% of the population.

Gridley Language

Gridley Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White1,161907.75%
showing: 1 rows

7.4%

Overall Poverty Rate

0.7%

Male Poverty Rate

13.25%

Female Poverty Rate

Poverty in Gridley

The race most likely to be in poverty in Gridley is White, with 7.75% below the poverty level.

The race least likely to be in poverty in Gridley is White, with 7.75% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.56%. Among those working part-time, it was 16.24%, and for those that did not work, the poverty rate was 10.98%.

Gridley Poverty

rate

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Rate
Poverty
High School10.13%
Less Than 9th Grade8%
Bachelors or Greater3.7%
Some College2.17%
showing: 4 rows

Gridley Poverty Rate by Education

rate

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Rate
Poverty
Female Employed13.14%
Male Employed1.48%
Male Unemployed
Female Unemployed
showing: 4 rows

Gridley Poverty Rate by Employment Status and Sex

Gridley Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Gridley Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

57.6%

Overall Marriage Rate

60.4%

Male Marriage Rate

55.3%

Female Marriage Rate

Gridley Married by Age and Sex

male

female

Gridley Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Gridley Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Gridley Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

50

Number of Veterans

50

Male Veterans

Female Veterans

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Gridley Veterans by War

count

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Gridley Veterans by Age

count

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Gridley Veterans by Race

Gridley Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

12%

Veteran Disability Rate

Gridley Veterans by Education

LaborForceParticipation

61.4%

Labor Force Participation

59.1%

Employment Rate

3.7%

Unemployment Rate

Gridley Employment by Age

LaborForceParticipation

Gridley Employment by Race

LaborForceParticipation

Gridley Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

81.18%

Born in Gridley

98.52%

Native Born

1.48%

Foreign Born

0.49%

Non Citizen

0.99%

Naturalized

Place of Birth

98.52% of Gridley residents were born in the United States, with 81.18% having been born in Illinois. 0.49% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Gridley Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20291,420-4-0.28%
20281,424-4-0.28%
20271,428-4-0.28%
20261,432-4-0.28%
20251,436-4-0.28%
20241,440-4-0.28%
20231,444-4-0.28%
20221,448-4-0.28%
20211,452-4-0.27%
20201,456624.45%
20191,394-14-0.99%
20181,408-11-0.78%
20171,419-14-0.98%
20161,433-3-0.21%
20151,436-14-0.97%
20141,450-20-1.36%
20131,470100.68%
20121,460161.11%
20111,444100.7%
20101,434
showing: 20 rows

Gridley Population by Year