United States › Illinois › Marengo CITY · 2000 CENSUS
Marengo Illinois · 6,355 residents · 8.90 sq mi
Time machine
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The short version
Marengo is home to 6,355 people in Illinois. The population is up 33% since 1990. About 14% of adults have finished a four-year degree. The poverty rate is 4.4%, under the national 12.4%. The median household earns $50,214, about 18% above the national median. The typical home is worth $137,700, having risen by half since 1990.
At a glance
Wealthier
above the US median
US median: $42,589
Younger
median age 33.5
US median: 35.2
Less educated
14% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01
Population & growth from 32.5 in 1990
US average: 35.2
Population, 1990 – 2024
4K 6K 7K 8K 9K 1990 2000 2010 2020 2024 Marengo Age distribution, 2000
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $50,214
+15%inflation adjusted, since 1990
from $33,152 in 1990
US average: $42,589
from $13,757 in 1990
US average: $21,522
from 4.3% in 1990
US average: 12.4%
$137,700
+20%inflation adjusted, since 1990
from $87,200 in 1990
US average: $120,530
$645
+12%inflation adjusted, since 1990
from $438 in 1990
US average: $602
from 61.2% in 1990
34.6% rent
Section 04
Race & ethnicity 1990
White, non-Hispanic 96.1%(4,581)
Hispanic / Latino 5.9%(280)
2000
White, non-Hispanic 85.6%(5,441)
Hispanic / Latino 13%(826)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Detailed origin tables are available for 2024; showing 2024 data.
Ancestry
+ 14 more ancestry groups with data from 12.6% in 1990
US average: 24.4%
High school or higher
from 80.6% in 1990
US average: 80.3%
from 3.6% in 1990
US average: 8.8%
Section 06
Commute & transportation from 25.1 min in 1990
US average: 17.6
Section 07
Work & employment No data for the years selected.
Section 08
People & community No data for the years selected.
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09
Health coverage Showing 2024 (the nearest year with coverage data).
from 8.9% in 2013
US average: 8.4%
from 55.6% in 2020
US average: 54.8%
Direct-purchase
from 17.9% in 2020
US average: 13.8%
from 15.4% in 2020
US average: 18.4%
from 19.2% in 2020
US average: 20.9%
VA health care
from 3.6% in 2020
US average: 2.2%
Any private
from 72.3% in 2020
US average: 67.1%
Any public
from 33.1% in 2020
US average: 36.7%
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, 2024
Gulf War (2001 or later) 8.7%(20)
Gulf War (1990s) 20.8%(48)
Share of the 231 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 Marengo, Illinois? Marengo, Illinois has about 6,355 residents according to the 2000 Census.
What is the median household income in Marengo, Illinois? The typical household in Marengo, Illinois earns about $50,214 a year. Half of households make more than that, and half make less.
Is Marengo, Illinois expensive? In Marengo, Illinois, the median home is worth about $137,700, and the typical rent is about $645 a month.
How educated are people in Marengo, Illinois? About 14.0% of adults age 25 and over in Marengo, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Marengo, Illinois? About 4.4% of people in Marengo, Illinois live below the federal poverty line.
Has Marengo, Illinois grown since 1990? Yes, Marengo, Illinois has grown since 1990. The population has added about 1,587 residents, a change of about 33 percent over that period.
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