Oak Grove is a village located in Mercer County Illinois. Oak Grove has a 2024 population of 462. Oak Grove is currently declining at a rate of -0.43% annually and its population has decreased by -1.49% since the most recent census, which recorded a population of 469 in 2020.
The average household income in Oak Grove is $49,950 with a poverty rate of 13.88%. The median age in Oak Grove is 56.4 years: 56.8 years for males, and 55.7 years for females.
According to the most recent ACS, the racial composition of Oak Grove was:
Race | Population | Percentage (of total) |
|---|---|---|
| White | 350 | 99.15% |
| Native American | 2 | 0.57% |
| Two or more races | 1 | 0.28% |
| Black or African American | 0 | 0% |
| Asian | 0 | 0% |
| Native Hawaiian or Pacific Islander | 0 | 0% |
| Other race | 0 | 0% |
White
Native American
Two or more races
Black or African American
Asian
Native Hawaiian or Pacific Islander
Other race
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 199 | 1.77 | 86.4 | 13.6 |
| Non Family | 87 | 1.14 | 85.1 | 14.9 |
| Married | 57 | 2.18 | 84.2 | 15.8 |
| Female | 46 | 2.37 | 89.1 | 10.9 |
| Male | 9 | 2.33 | 100 | 0 |
2.18
Average Family Size
1.77
Average Household Size
86.4%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Education Attained | Count | Percentage |
|---|---|---|
| 9th to 12th Grade | 23 | 8.24% |
| Associates Degree | 28 | 10.04% |
| Bachelors Degree | 18 | 6.45% |
| Graduate Degree | 9 | 3.23% |
| High School Graduate | 142 | 50.9% |
| Less Than 9th Grade | 5 | 1.79% |
| Some College | 54 | 19.35% |
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 265 | 237 | 25 |
| Hispanic | 11 | 11 | 0 |
| Native American | 2 | 2 | 2 |
| 2+ Races | 1 | 1 | 0 |
The highest rate of high school graduation is among native american people with a rate of 100%.
The highest rate of bachelors degrees is among native american people with a rate of 100%.
All
Male
Female
Name | Average | Male | Female |
|---|---|---|---|
| Bachelors Degree | $24,000 | $0 | $23,750 |
| Graduate Degree | $0 | $0 | $0 |
| High School Graduate | $0 | $0 | $0 |
| Less Than 9th Grade | $2,499 | $0 | $0 |
| Overall | $24,844 | $0 | $26,667 |
| Some College | $34,444 | $74,375 | $32,917 |
$24,844
Average Earnings
$0
Average Male
$26,667
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
99.12% of Oak Grove residents speak only English, while 0.88% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.59% of the population.
rate
Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 335 | 46 | 13.73% |
| Native | 2 | 2 | 100% |
| Multiple | 1 | 1 | 100% |
13.88%
Overall Poverty Rate
13.19%
Male Poverty Rate
14.62%
Female Poverty Rate
The race most likely to be in poverty in Oak Grove is Native, with 100% below the poverty level.
The race least likely to be in poverty in Oak Grove is White, with 13.73% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 9.9%. Among those working part-time, it was 6.74%, and for those that did not work, the poverty rate was 14.4%.
rate
Rate | Poverty |
|---|---|
| Bachelors or Greater | 22.22% |
| Less Than 9th Grade | 14.29% |
| High School | 9.15% |
| Some College | 2.44% |
rate
Rate | Poverty |
|---|---|
| Male Unemployed | 100% |
| Female Employed | 16% |
| Male Employed | 2.04% |
| Female Unemployed | 0% |
Households
Families
MarriedFamilies
NonFamilies
Name | Median | Mean |
|---|---|---|
| Families | $42,206 | $52,017 |
| Households | $40,486 | $49,950 |
| Married Families | $65,250 | $-999,999,999 |
| Non Families | $29,063 | $43,397 |
mean
median
Married
Widowed
Divorced
Separated
NeverMarried
34.9%
Overall Marriage Rate
34.8%
Male Marriage Rate
35.1%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.
Married
Widowed
Divorced
Separated
NeverMarried
Second Gulf War
First Gulf War
Vietnam
Korea
World War II
31
Number of Veterans
21
Male Veterans
10
Female Veterans
War | Veterans |
|---|---|
| Vietnam | 18 |
| Second Gulf War | 10 |
| First Gulf War | 5 |
| Korea | 0 |
| World War II | 0 |
count
Age Group | Veterans |
|---|---|
| 65 to 74 | 18 |
| 35 to 54 | 8 |
| 18 to 34 | 4 |
| 75+ | 1 |
| 55 to 64 | 0 |
count
Name | Veterans | % of Total |
|---|---|---|
| White | 31 | 10.13% |
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
16.13%
Veteran Poverty Rate
38.71%
Veteran Disability Rate
LaborForceParticipation
59.4%
Labor Force Participation
54.9%
Employment Rate
7.5%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
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.
Europe
Asia
Africa
Oceania
Latin America
North America
65.16%
Born in Oak Grove
99.43%
Native Born
0.57%
Foreign Born
0%
Non Citizen
0.57%
Naturalized
99.43% of Oak Grove residents were born in the United States, with 65.16% having been born in Illinois. 0% of residents are not US citizens. Of those not born in the United States, the largest percentage are from North America.
Year | Population | Growth | Change |
|---|---|---|---|
| 2029 | 453 | -2 | -0.44% |
| 2028 | 455 | -2 | -0.44% |
| 2027 | 457 | -1 | -0.22% |
| 2026 | 458 | -2 | -0.43% |
| 2025 | 460 | -2 | -0.43% |
| 2024 | 462 | -2 | -0.43% |
| 2023 | 464 | -1 | -0.22% |
| 2022 | 465 | -1 | -0.21% |
| 2021 | 466 | -3 | -0.64% |
| 2020 | 469 | -117 | -19.97% |
| 2019 | 586 | -1 | -0.17% |
| 2018 | 587 | -3 | -0.51% |
| 2017 | 590 | -2 | -0.34% |
| 2016 | 592 | -1 | -0.17% |
| 2015 | 593 | -3 | -0.5% |
| 2014 | 596 | 1 | 0.17% |
| 2013 | 595 | -1 | -0.17% |
| 2012 | 596 | 0 | 0% |
| 2011 | 596 | 1 | 0.17% |
| 2010 | 595 | 0 | 0% |