County profile

Montgomery County

Illinois · ACS 2020–2024

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Latest estimates

At a glance

U.S. Census Bureau American Community Survey 5-year estimates.

Total population
27,942
Median household income
$63,620
People below poverty
12.6%
Median home value
$112,300

Income

The median income of households in Montgomery County, Illinois was $63,620. An estimated 6.7% of households had income below $10,000 a year and 4.9% had income of $200,000 or more.

Household Income in Montgomery County, Illinois in 2020-2024

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Percent
Less than $10,000 6.7
$10,000 to $14,999 4.8
$15,000 to $24,999 8.4
$25,000 to $34,999 9.3
$35,000 to $49,999 11
$50,000 to $74,999 15.9
$75,000 to $99,999 13.6
$100,000 to $149,999 17.9
$150,000 to $199,999 7.5
$200,000 or more 4.9

Median Earnings for Full-Time Year-Round Workers by Sex in Montgomery County, Illinois in 2020-2024

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Dollars
Male 61066
Female 47144

An estimated 67% of households received earnings. An estimated 38.7% of households received Social Security and an estimated 28.5 % of households received retirement income other than Social Security. The average income from Social Security was $23,516. These income sources are not mutually exclusive; that is, some households received income from more than one source.

Proportion of Households with Various Income Sources in Montgomery County, Illinois in 2020-2024

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Percent
Earnings 67
Social Security 38.7
Retirement income 28.5
Supplemental Security Income (SSI) 5.9
Cash public assistance income 3

Poverty and Participation in Government Programs

In 2020-2024, 12.6 % of people were in poverty. An estimated 13.9% of children under 18 were below the poverty level, compared with 10% of people 65 years old and over. An estimated 13.1% of people 18 to 64 years were below the poverty level.

Poverty Rates in Montgomery County, Illinois in 2020-2024

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Percent
People in poverty 12.6
Children under 18 years below poverty 13.9
People 65 years old and over below poverty 10
People 18 to 64 years below poverty 13.1

In 2020-2024, 15.4 % of households received SNAP (the Supplemental Nutrition Assistance Program). An estimated 39.7% of households that received SNAP had children under 18, and 34.7% of households that received SNAP had one or more people 60 years and over. An estimated 22% of all households receiving SNAP were families with a female householder and no spouse present.


Among the civilian noninstitutionalized population in Montgomery County, Illinois in 2020-2024, 95.5% had health insurance coverage and 4.5% did not have health insurance coverage. Private coverage was 67.3% and public coverage was 45.1%, respectively. The percentage of children under the age of 19 with no health insurance coverage was 3.3%.


In 2020-2024, Montgomery County, Illinois had a total population of 27,942 - 13,112 (46.9%) females and 14,830 (53.1%) males. The median age was 42.8 years. An estimated 20.1% of the population was under 18 years, 30.4% was 19 to 44 years, 26.1% was 45 to 64 years, and 21.5 % was 65 years and older.

Population by Age and Sex for Montgomery County, Illinois in 2020-2024

Male Female
Under 5 711 687
5 to 9 726 865
10 to 14 913 689
15 to 19 816 747
20 to 24 836 587
25 to 29 1143 613
30 to 34 982 697
35 to 39 1108 823
40 to 44 1015 684
45 to 49 902 687
50 to 54 949 818
55 to 59 918 987
60 to 64 1051 981
65 to 69 922 1020
70 to 74 799 656
75 to 79 445 494
80 to 84 323 502
85 and over 271 575

Hispanic Origin and Race

For people reporting one race alone, 92.7% were White; 3.3% were Black or African American; 8.8% were American Indian and Alaska Native; 0.4% were Asian; 0.4% were Native Hawaiian and Other Pacific Islander, and 0% were Some Other Race. An estimated 2.9% reported Two or More Races. An estimated 2.2% of the people in Montgomery County, Illinois were Hispanic or Latino. An estimated 91.7% of the people in Montgomery County, Illinois were White alone, non-Hispanic. People of Hispanic origin may be of any race.


Households and Families

In 2020-2024, there were 11,319 households in Montgomery County, Illinois. The average household size was 2.27 people.

Married-couple households made up 48.2% of the households in Montgomery County, Illinois while cohabiting couple households made up 6.2% of households. Female householders with no spouse or partner present were 24% of all households, while 21.6% of households had male householders with no spouse or partner present. Some households had one person, as 18.3% of households were male householders living alone, and 17.2% were female householders living alone, for a total of 35.5% of all households.

In Montgomery County, Illinois, 24.2% of all households had one or more people under the age of 18; 36.8% of all households had one or more people 65 years and over.

Types of Households in Montgomery County, Illinois in 2020-2024

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Percent
Married-couple households 48.2
Cohabiting Couples 6.2
Male Householder
No spouse/partner present
21.6
Female Householder
No spouse/partner present
24

Marital Status

Among persons 15 and older, 46.4% of males and 52.3% of females were currently married.

Population 15 years and over Percent
Males
Percent
Females
Never married 34.5 21.6
Now married, except separated 46.4 52.3
Separated 1.8 1
Widowed 3.3 10.8
Divorced 13.9 14.2

Grandparents and Grandchildren

In Montgomery County, Illinois, 367 grandparents lived with their grandchildren under 18 years old. Of those grandparents, 39.5% were responsible for the basic needs of their grandchildren.


Nativity and Foreign-Born

In 2020-2024, an estimated 99.2% of the people living in Montgomery County, Illinois were U.S. natives. 83.9% of the Montgomery County, Illinois population were living in the state where they were born.

Approximately 0.8% of Montgomery County, Illinois residents in 2020-2024 were foreign-born. 68.3% of foreign-born were naturalized U.S. citizens and an estimated 89 % entered the country before the year 2010.

Foreign-born residents of Montgomery County, Illinois come from different parts of the world. The bar graph below displays the percentage of foreign-born from each world region of birth in 2020-2024 for Montgomery County, Illinois.

Region of Birth for the Foreign-Born Population in Montgomery County, Illinois in 2020-2024

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Percent
Latin America 22.9
Asia 13.8
Europe 36.7
Africa 9.6
Northern America 1.8
Oceania 15.1

Language

Among people at least five years old living in Montgomery County, Illinois in 2020-2024, 2.5 % spoke a language other than English at home. Spanish was spoken by 1.5% of people at least five years old; 0.6% reported that they did not speak English "very well."

Percentage of the Population 5 years and over who Speak a Language other than English in Montgomery County, Illinois in 2020-2024

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Percent
Spanish 1.5
Other Indo-European languages 0.7
Asian and Pacific Islander languages 0.1
Other languages 0.3

Geographic Mobility

In 2020-2024, 89.4 % of the people at least one year old living in Montgomery County, Illinois were living in the same house one year earlier.

Geographic Mobility of Residents of Montgomery County, Illinois in 2020-2024

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Percent
Same house 89.4
Different house, same county 4.9
Different county, same state 4.8
Different state 0.9
Abroad 0.1

Education

In 2020-2024, 90.2 % of people 25 years and over had at least graduated from high school and 18.3% had a bachelor's degree or higher. An estimated 9.8% did not complete high school.

The total school enrollment in Montgomery County, Illinois was 5,592 in 2020-2024. Nursery school enrollment was 440 and kindergarten through 12th grade enrollment was 4,230. College or graduate school enrollment was 922.

Educational Attainment of People in Montgomery County, Illinois in 2020-2024

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Percent
Less than high school diploma 9.8
High school diploma or equivalency 42.1
Some college, no degree 20.5
Associate's degree 9.2
Bachelor's degree 12.1
Graduate or professional degree 6.2

Disability

In Montgomery County, Illinois, among the civilian noninstitutionalized population in 2020-2024, 16.6 % reported a disability. The likelihood of having a disability varied by age - from 3.2% of people under 18 years old, to 15% of people 18 to 64 years old, and to 33.9% of those 65 and over.


Employment Status and Type of Employer

In Montgomery County, Illinois, 49.9 % of the population 16 and over were employed; 47.5% were not currently in the labor force.

An estimated 76.3% of the people employed were private wage and salary workers; 17.3% were federal, state, or local government workers; and 6.4 % were self-employed in their own (not incorporated) business.

Class of worker Number Percent
Private wage and salary workers 8,764 76.3
Federal, state, or local government workers 1,988 17.3
Self-employed workers in own not incorporated business 734 6.4

Industries

In 2020-2024, the civilian employed population 16 years and older in Montgomery County, Illinois worked in the following industries:

Percent by Industry in Montgomery County, Illinois in 2020-2024

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Percent
Agriculture, forestry, fishing and hunting, and mining 6.8
Construction 8.2
Manufacturing 8.7
Wholesale trade 2.9
Retail trade 11.4
Transportation and warehousing, and utilities 6.4
Information 0.7
Finance and insurance, and real estate and rental and leasing 6.8
Professional, scientific, and management, and administrative and waste management services 6.7
Educational services, and health care and social assistance 24.4
Arts, entertainment, and recreation, and accommodation, and food services 5
Other Services, except public administration 4.9
Public administration 7

Occupations

Occupations for the Civilian Employed Population 16 Years and over in Montgomery County, Illinois in 2020-2024

Civilian employed population 16 years and over Number Percent
Management, business, sciences, and arts occupations 3,540 30.8
Service occupations 2,198 19.1
Sales and office occupations 2,457 21.4
Natural resources, construction, and maintenance occupations 1,473 12.8
Production, transportation, and material moving occupations 1,823 15.9

Commuting to Work

An estimated 81.2% of Montgomery County, Illinois workers drove to work alone in 2020-2024, and 5.6% carpooled. Among those who commuted to work, it took them on average 22.8 minutes to get to work.

Percent of Workers 16 and over Commuting by Mode in Montgomery County, Illinois in 2020-2024

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Percent
Car, truck, van -- drove alone 81.2
Car, truck, van -- carpooled 5.6
Public transportation (excluding taxicab) 0
Walked 2.8
Other means 1.4
Worked from home 9

In 2020-2024, Montgomery County, Illinois had a total of 12,495 housing units. Of these housing units, 84.7% were single-family houses either not attached to any other structure or attached to one or more structures (commonly referred to as "townhouses" or "row houses"). 9.3% of the housing units were located in multi-unit structures, or those buildings that contained two or more apartments. 6.1% were mobile homes, while any remaining housing units were classified as "other," which included boats, recreational vehicles, vans, etc.

Types of Housing Units in Montgomery County, Illinois in 2020-2024

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Percent
Single-family houses 84.7
Apartments in multi-unit structures 9.3
Mobile homes 6.1
Boat, RV, van, etc 0

5.3% of the housing inventory was comprised of houses built since 2010, while 26.5% of the houses were first built in 1939 or earlier. The median number of rooms in all housing units in Montgomery County, Illinois was 5.8 rooms, and of these housing units 55.2% had three or more bedrooms.


In 2020-2024, Montgomery County, Illinois had 11,319 housing units that were occupied or had people living in them, while the remaining 1,176 were vacant. Of the occupied housing units, the percentage of these houses occupied by owners (also known as the homeownership rate) was 77.4% while renters occupied 22.6%. The average household size of owner-occupied houses was 2.36 and in renter-occupied houses it was 1.94.

3.6% of householders of these occupied houses had moved into their house since 2021, while 14.7% moved into their house in 1989 or earlier. Households without a vehicle available for personal use comprised 6.6% and another 24.8% had three or more vehicles available for use.

The following chart provides the primary fuel used to heat houses in Montgomery County, Illinois:

House Heating Fuel Used in Montgomery County, Illinois in 2020-2024

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Percent
Gas 72.4
Electricity 24.6
Fuel oil, kerosene, etc 0.1
All other fuels 2.6
No fuel used 0.3

In 2020-2024, the median property value for owner-occupied houses in Montgomery County, Illinois was $112,300.

Of the owner-occupied households, 50.6 % had a mortgage. 49.4% owned their houses "free and clear," that is without a primary mortgage or loan on the house. The median monthly housing costs for owners with a mortgage was $1,199 and for owners without a mortgage it was $529.

For renter-occupied houses, the median gross rent for Montgomery County, Illinois was $723. Gross rent includes the monthly contract rent and any monthly payments made for electricity, gas, water and sewer, and any other fuels to heat the house.