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Mount Olive, IL
Key Indicators
A quick look at key numbers
Population
1,872
Source: U.S. Census Bureau American Community Survey (ACS) 2020-2024 5-Year Estimates
Median Age
50.4
years ∙ half population younger than 50.4, half older
Diversity Index
10.9%
chance two random people differ in race and ethnicity
Nativity
0.9%
foreign-born population
Geographic Context
Location, size, and surroundings
About
Mount Olive is a city within Macoupin County, Illinois, United States.
Co-ordinates
DEC39.072656° N, 89.727885° W
DMS39° 04′ 21.56″ N, 89° 43′ 40.39″ W
Population Density & area
1,628/sq mi
(626.1/km²)
Demographics & Living
Who lives here, how households are formed, and community composition
Population Composition
Key characteristics of the population
Sex Distribution
49.7%
male
Male
49.7%
Female
50.3%
males per 100 females
Mount Olive
98.7
Macoupin County
97.8
Illinois
97.7
Nativity
0.9%
foreign-born population
% Foreign-born
Mount Olive
0.9%
Macoupin County
0.9%
Illinois
14.7%
Age Distribution
How the population is spread across age groups
Median Age
50.4
years ∙ half population younger than 50.4, half older
Dependency ratio
75.8
dependents per 100 working-age adults
Mount Olive
75.8
Macoupin County
72.9
Illinois
63.5
AGE DISTRIBUTION
Distribution of age group
Median age
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Age Group | |||
| Children (Under 18) | 14.6% | 20.6% | 21.8% |
| Working age (18-64) | 56.9% | 57.8% | 61.2% |
| Senior (65+) | 28.5% | 21.6% | 17% |
| Dependency ratio | |||
| Total dependency ratio | 75.8 | 72.9 | 63.5 |
| Child dependency ratio | 25.7 | 35.6 | 35.7 |
| Old-age dependency ratio | 50 | 37.3 | 27.8 |
Racial & Ethnic Composition
Racial and ethnic makeup and how it compares
Race & Ethnicity
Note: White, Black, and Asian refer to individuals belonging to a single race and not of Hispanic origin. Hispanics may be of any race.
Diversity Index
10.9%
chance two random people differ in race and ethnicity
Mount Olive
10.9%
Macoupin County
12.4%
Illinois
60.5%
Note: The Diversity Index (DI), based on the Blau Index, measures the probability that two randomly selected individuals differ in race and ethnicity. Values range from 0 (no diversity) to 1 (high diversity) and are shown as percentages.
RACIAL & ETHNIC COMPOSITION
Race & Ethnicity
Percentage of Mount Olive population
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Hispanic or Latino | 0.7% | 1.4% | 18.8% |
| Mexican | 0.4% | 0.8% | 14.4% |
| Puerto Rican | 0.2% | 0.1% | 1.6% |
| Cuban | 0% | 0% | 0.3% |
| Other Hispanic / Latino | 0.2% | 0.5% | 2.5% |
| Not Hispanic or Latino | 99.3% | 98.6% | 81.2% |
| One race | 95.3% | 95.6% | 77.8% |
| White | 94.3% | 93.5% | 58.1% |
| Black or African American | 1% | 1.5% | 13.3% |
| American Indian and Alaska Native | 0% | 0.1% | 0.1% |
| Asian | 0% | 0.3% | 5.9% |
| Native Hawaiian and Other Pacific Islander | 0% | 0% | 0% |
| Some Other Race | 0% | 0.2% | 0.4% |
| Two or more races (Multiracial) | 4% | 3% | 3.4% |
Household & Families Composition
Household size, type, and family structure
Household structure
62.3%
family
Family
62.3%
Non family
37.7%
% family households
Mount Olive
62.3%
Macoupin County
65.3%
Illinois
62.2%
Average household size
2.22
persons per household
Household & Family COMPOSITION
Households
Percentage of Mount Olive population
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Total households | 844 | 17,576 | 5,036,449 |
| Average houshold size | 2.22 | 2.47 | 2.46 |
| Family households | 526 | 11,470 | 3,130,978 |
| Average family size | 2.61 | 2.99 | 3.14 |
| Married couple family | 354 | 8,842 | 2,282,435 |
| Other families | 172 | 2,628 | 848,543 |
| Male householder | 65 | 675 | 248,521 |
| Female householder | 107 | 1,953 | 600,022 |
| Non-family households | 318 | 6,106 | 1,905,471 |
| One-person households | 235 | 4,940 | 1,569,881 |
| Male householder | 103 | 2,334 | 712,191 |
| Senior (65+) living alone | 28 | 910 | 210,051 |
| Female householder | 132 | 2,606 | 857,690 |
| Senior (65+) living alone | 70 | 1,696 | 417,870 |
| Other living arrangements | 83 | 1,166 | 335,590 |
Housing Profile
Housing stock, ownership, rentals, and cost burdens
Total housing units
1,002
housing units
Mount Olive
1,002
Macoupin County
21,139
Illinois
5,457,452
Occupancy status
84.2%
occupied
Occupied
84.2%
Vacant
15.8%
vacancy rate
Mount Olive
15.8%
Macoupin County
16.9%
Illinois
7.7%
Housing Characteristics
How the housing supply is structured and used
Types of Housing unit
78.5%
Single family houses
Median Year Built
1950
Half of houses were built before 1950, and half after.
Note: Median year built reflects occupied units only; distribution includes all units.
Housing Characteristics
Units, rooms & bedrooms
Physical characteristics of housing units
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Rooms per unit | |||
| Median rooms | 5.3 | 5.8 | 5.6 |
| 1–3 rooms | 14.7% | 8.1% | 14.6% |
| 4–6 rooms | 56.5% | 56.6% | 50.9% |
| 7+ rooms | 29% | 35.3% | 34.6% |
| Bedrooms | |||
| No bedroom / studio | 7.8% | 1.5% | 3.1% |
| 1 bedroom | 11.2% | 7.4% | 11.5% |
| 2 bedrooms | 39.6% | 28.5% | 27.7% |
| 3 bedrooms | 28.5% | 45.8% | 35.8% |
| 4+ bedrooms | 12.9% | 16.8% | 21.7% |
| At a glance | |||
| Median year built | 1950 | 1969 | 1971 |
| Total housing units | 1,002 | 21,139 | 5,457,452 |
Occupancy Profile
Who is inside and how they use it
Homeownership
72.6%
owners
Renter-occupied
27.4%
Owner-occupied
72.6%
homeownership rate
Mount Olive
72.6%
Macoupin County
78.5%
Illinois
67.1%
Average household size
2.46
Owner-occupied
1.58
Renter-occupied
owner-occupied average size
Mount Olive
2.46
Macoupin County
2.54
Illinois
2.62
Housing Characteristics
Occupied unit characteristics
Tenure, crowding, and utilities
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Total occupied units | 844 | 17,576 | 5,036,449 |
| Year moved in | |||
| 2020 or later | 18.9% | 19.4% | 23.3% |
| 2010 to 2019 | 30.7% | 34.8% | 38.1% |
| 2000 to 2009 | 19.8% | 17.3% | 17.3% |
| 1999 or earlier | 30.5% | 28.4% | 21.3% |
| Occupants per room | |||
| 1.00 or fewer | 98.7% | 99.3% | 97.5% |
| 1.01 to 1.50 | 1.3% | 0.7% | 1.6% |
| 1.51 or more | 0% | 0% | 0.8% |
| Vehicles availability | |||
| No vehicles | 11.4% | 4.5% | 11% |
| 1 vehicle | 21.6% | 26.9% | 35.7% |
| 2 vehicles | 40.8% | 40.9% | 35.1% |
| 3 or more vehicles | 26.3% | 27.7% | 18.3% |
| House heating fuel used | |||
| Gas | 79.6% | 72.1% | 79.5% |
| Electricity | 18.6% | 24.6% | 18.6% |
| Solar | 0% | 0.1% | 0.1% |
| Fuel oil, kerosene etc | 0% | 0.4% | 0.1% |
| All other fuels | 1.2% | 2.4% | 0.8% |
| No fuel used | 0.6% | 0.5% | 0.8% |
| Selected characteristics | |||
| Lacking complete plumbing | 0% | 0.3% | 0.3% |
| Lacking complete kitchen | 0% | 0.6% | 0.8% |
| No telephone service available | 2.4% | 1.7% | 0.8% |
Housing Value
What owner-occupied units are worth
Median home value
$94,100
owner-occupied units
Housing Cost Burden
16.3%
of homeowners with a mortgage are cost-burdened
Note: Households spending 30% or more of their income on housing costs are considered cost-burdened.
Financial characteristics
Property value and housing costs
Tenure, crowding, and utilities
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Property value | |||
| Median Value | $94,100 | $138,200 | $263,300 |
| Under $100,000 | 56.3% | 35.6% | 13.7% |
| $100,000 - $200,000 | 32% | 33.1% | 21.5% |
| $200,000 - $300,000 | 7.7% | 18.2% | 22.3% |
| $300,000 - $500,000 | 2.1% | 11% | 27.7% |
| $500,000 - $1,000,000 | 1.1% | 1.9% | 12.1% |
| $1,000,000 and more | 0.8% | 0.1% | 2.7% |
| Owner-occupied households | |||
| With a mortgage | 54% | 50.1% | 60.8% |
| Without a mortgage | 46% | 49.9% | 39.2% |
| Median monthly owner costs | |||
| With a mortgage | $1,063 | $1,250 | $1,987 |
| Without a mortgage | $487 | $566 | $792 |
| Gross rent | |||
| Median rent | $734 | $801 | $1,274 |
Education Profile
How educated is the community and how education pays off
Adults with a college degree
13.2%
of adults 25+ with a bachelor's degree or higher
Mount Olive
13.2%
Macoupin County
20.3%
Illinois
37.8%
Adults without a high school diploma
11.1%
of adults (25+) without a high school diploma
Mount Olive
11.1%
Macoupin County
8.6%
Illinois
9.6%
School Enrollment
Who is enrolled in school and at what level
School enrollment
333
population (age 3+) enrolled in school
College-going rate (18-24 yr olds)
40.4%
of 18-24-year-olds in college or graduate school
Enrollment & school type
Enrollment levels, college-going rate, and public vs private school split
Population 3+ currently enrolled in a school
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Total enrolled (age 3+) | 333 | 9,194 | 3,051,569 |
| Nursery / preschool | 6% | 8.6% | 6.3% |
| K–12 | 70.3% | 72.5% | 67.3% |
| Kindergarten | 0% | 6% | 4.9% |
| Elementary: Grades 1–4 | 12% | 19.9% | 19.5% |
| Elementary: Grades 5–8 | 15.6% | 21% | 20.8% |
| High School: Grades 9–12 | 42.6% | 25.5% | 22.1% |
| College or graduate school | 23.7% | 18.9% | 26.4% |
| College, undergraduate | 23.7% | 16.3% | 19.8% |
| Graduate, professional school | 0% | 2.6% | 6.6% |
| College-going rate · 18-24 yr olds | 40.4% | 32.3% | 41.4% |
| School type | |||
| Public school | 81.1% | 86.1% | 80.5% |
| Private school | 18.9% | 13.9% | 19.5% |
Education Attainment by Level & Gender
What is the highest level of education completed among adults
Education attainment
1,442
population 25 years and over
Attainment by gender
Male vs Female
Adults (25+) · Share within each education level
Educational Attainment Overview
Distribution and key education attainment rates for adults (25+)
Highest credential completed · adults 25+
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Population (25+) | 1,442 | 31,806 | 8,767,004 |
| Less than 9th grade | 0.6% | 2.2% | 4.6% |
| 9th–12th, no diploma | 10.5% | 6.4% | 5% |
| High school diploma or GED | 41.2% | 39.6% | 25.1% |
| Some college, no degree | 20.2% | 19.6% | 19.2% |
| Associate's degree | 14.3% | 11.9% | 8.3% |
| Bachelor's degree or higher | 13.2% | 20.3% | 37.8% |
| Bachelor's degree | 7.4% | 13.8% | 22.6% |
| Graduate or professional | 5.8% | 6.4% | 15.3% |
| High School or higher | 88.9% | 91.4% | 90.5% |
Earnings by education level
percentage as applicable
Median Earnings
$41,500
Median earnings for adults 25+, by level
Poverty Rate
3.2%
for ages 25+, with bachelors degree or higher
Outcomes by Education Level
Earnings and poverty rates across education levels (25+)
Adults 25+
| Mount Olive | Macoupin County | Illinois | |
|---|---|---|---|
| Median earnings | |||
| Population 25+, with earnings | $41,500 | $50,512 | $55,582 |
| Less than high school graduate | $49,500 | $40,240 | $34,655 |
| High school graduate (includes equivalency) | $37,750 | $41,468 | $40,965 |
| Some college or associate's degree | $41,944 | $49,667 | $47,813 |
| Bachelor's degree | $50,625 | $64,265 | $73,326 |
| Graduate or professional degree | $62,500 | $74,583 | $91,623 |
| Poverty rates | |||
| Less than high school graduate | 46.3% | 34.9% | 21.6% |
| High school graduate (includes equivalency) | 18% | 13.4% | 14.4% |
| Some college or associate's degree | 14.5% | 8.3% | 9.9% |
| Bachelor's degree or higher | 3.2% | 5.1% | 4.5% |
About Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.
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