United States › Illinois › Assumption CITY · 2020 ACS
Assumption Illinois · 1,155 residents · 0.99 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
Assumption is home to 1,155 people in Illinois. Four-year degrees are less common here than nationally, at 17% of adults. The typical home is worth $67,800. The foreign-born share is 1%. Households here earn about 32% less than in Illinois as a whole. Renters pay $578 a month at the median.
At a glance
Lower income
below the US median
US median: $66,278
Older
median age 42.1
US median: 38.8
Less educated
17% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 38.5 in 2000
US average: 38.8
Population, 1990 – 2024
989 1K 1K 1K 1K 1990 2000 2010 2020 2024 Assumption Age distribution, 2020
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Section 02
Income & economy $46,563
−10%inflation adjusted, since 2000
from $34,474 in 2000
US average: $66,278
from $16,421 in 2000
US average: $35,364
Households earning $100K+
from 13.2% in 2009
US average: 43.9%
from 9.5% in 2000
US average: 12.8%
Workforce by industry, 2020
Transportation & warehousing 2.7%
Public administration 2.2%
Agriculture, forestry, fishing 1.4%
Professional, scientific, technical 0.6%
Arts, entertainment, food 0.5%
Education & health services 0%
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$67,800
−3%inflation adjusted, since 2000
from $46,400 in 2000
US average: $265,253
$578
Unchangedinflation adjusted, since 2000
from $384 in 2000
US average: $1,124
from 77.3% in 2000
27.3% rent
from 2.27 people in 2009
US average: 2.61
from 1.8 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 99.7%(1,257)
2020
White, non-Hispanic 93.3%(1,078)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 5 more ancestry groups with data from 11.3% in 2000
US average: 32.9%
High school or higher
from 84.6% in 2000
US average: 88.5%
from 3.5% in 2000
US average: 12.7%
Section 06
Commute & transportation from 19.0 min in 2000
US average: 26.9
from 80.3% in 2009
US average: 75.1%
from 9.8% in 2009
US average: 8.4%
Section 07
Work & employment from 5.3% in 2011
US average: 5.4%
from 64.5% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 24.9% in 2009
US average: 39.3%
Section 08
People & community from 0.7% in 2009
US average: 13.5%
from 6.4% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 6.4% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 20.8%(15)
Gulf War (1990s) 33.3%(24)
Share of the 72 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
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Frequently asked
How many people live in Assumption, Illinois? Assumption, Illinois has about 1,155 residents according to the 2020 American Community Survey.
What is the median household income in Assumption, Illinois? The typical household in Assumption, Illinois earns about $46,563 a year. Half of households make more than that, and half make less.
Is Assumption, Illinois expensive? In Assumption, Illinois, the median home is worth about $67,800, and the typical rent is about $578 a month.
How educated are people in Assumption, Illinois? About 16.8% of adults age 25 and over in Assumption, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Assumption, Illinois? About 10.3% of people in Assumption, Illinois live below the federal poverty line.
Has Assumption, Illinois grown since 1990? Yes, Assumption, Illinois has shrunk since 1990. The population has lost about 89 residents, a change of about -7 percent over that period.
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