Maryville, IL demographics:
population, income, and more
Maryville population
How many people live in Maryville
Maryville is home to 8,316 residents, according to the most recent Census data. Gender-wise, 48.6% of Maryville locals are male, and 51.4% are female.
Age demographics
The median age in Maryville is 52, with the population distributed as follows: about 12.8% are children under 15, then 6.7% are in the 15 to 24 age group. Adults between 25 and 44 make up 25% of the population, while another 29.4% fall into the 45 to 64 bracket. Finally, around 26.1% are 65 or older.
Racial makeup
In Maryville, 95.4% of the population are US-born citizens, while 3.6% have gained naturalized citizenship. At the same time, 1.1% of residents are non-citizens. As for race, 86.7% of locals are Caucasian, 5.4% are African American and 2.3% have Asian roots. There’s also a share of 5.6% that includes residents with two or more races.
Households in Maryville
A peek inside Maryville households
Maryville has 3,587 households, with an average of 2 members in each. Of these, 66.1% are families, while the remaining 33.9% are made up of individuals living alone or with non-relatives, such as roommates.
Households stats
Housing in Maryville
The housing landscape of Maryville
Maryville's housing consists of 3,650 units, with 76.7% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 9.8% and offer a more compact, shared living style.
The age of buildings in Maryville
In Maryville, the median construction year is 1997. Most development happened in the second half of the 20th century. Then, 34.3% of homes were added from 2000 to 2009, 8.9% between 2010 and 2019, and 0.6% are part of the newest wave of development.
Maryville occupancy rates
Out of the 3,587 occupied housing units in Maryville, 85.6% are owner-occupied, while 14.4% are lived in by tenants. Meanwhile, 1.7% of all homes on the local market sit vacant.
Maryville housing costs
Housing costs in Maryville come to a median of $1,334 per month, while tenants specifically pay a median gross rent of $1,145.
Education in Maryville
Maryville education at a glance
About 25.5% of the population in Maryville went to high school, while 23.9% pursued college studies. Another 7.8% earned an associate degree and 27.1% hold a bachelor’s. Meanwhile, 14.4% went even further, earning a master’s or doctorate.
Income in Maryville
How much people earn in Maryville
The average annual household income in Maryville was $115,786 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -4.1% change from the previous year. At the same time, the median income stood at $100,670, reflecting a -0.1% shift over the same period.
Maryville income by age
In Maryville, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $103,867. Those with someone between 45 and 64 in charge, often well established professionally, earn $145,469 overall. Overall, 97.3% of the locals in this community live above the poverty line.
Average renter income in Maryville
To get a better sense of what renters earn on average in Maryville, their median household income was $58,427 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 23.5%, shows what portion of their earnings goes toward housing expenses.
Employment in Maryville
Workforce and job types in Maryville
The job market in Maryville is powered by 4,351 working residents, spread across a range of industries and roles. 84.2% of the working population are employed in professional or administrative positions, while 15.8% are in hands-on or service-based jobs. Also, 5.7% run their own businesses, 72% are employed by private companies, and 9.4% work in the public sector.
Workforce demographics
Available workforce
The unemployment rate in Maryville stands at 6.2%, representing the share of the workforce currently without a job and actively looking for one.
Transportation in Maryville
How people get around in Maryville
Commuting methods vary: 75.4% of residents travel by personal vehicle and 0.2% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.
What is the median and average household income in Maryville by zipcode?
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FAQs about Maryville demographics
What is the total population of Maryville?
What is the gender ratio in Maryville?
- 48.6% males (4,042 residents)
- 51.4% females (4,274 residents)
What is the median age in Maryville?
What is the age distribution of the population in Maryville?
- Under 15: 12.8% (1,060 residents)
- Ages 15-24: 6.7% (556 residents)
- Ages 25-44: 25% (2,078 residents)
- Ages 45-64: 29.4% (2,449 residents)
- Over 65: 26.1% (2,173 residents)
What is the racial and ethnic makeup of Maryville?
- White: 86.7% (7,208 residents)
- Black or African American: 5.4% (450 residents)
- American Indian and Alaska Native: 0% (0 residents)
- Asian: 2.3% (192 residents)
- Native Hawaiian and Other Pacific Islander: 0% (0 residents)
- Two or More Races: 5.6% (466 residents)
- Other: 0% (0 residents)
What percentage of the population in Maryville are U.S.-born citizens?
How many housing units are there in Maryville?
How many households are in Maryville and what is the average household size?
What is the median household income in Maryville?
What is the employment rate and job market overview for Maryville?
Job types:
- White-collar workers: 84.2% (3,664 residents)
- Blue-collar workers: 15.8% (687 residents)
Places of employment:
- Self-employed: 5.7% (247 residents)
- Private companies: 72% (3,132 residents)
- Governmental workers: 9.4% (407 residents)
- Not-for-profit companies: 13% (565 residents)
Data source & methodology
The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.
The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.
No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.