United States › Illinois › Waterloo CITY · 2000 CENSUS
Waterloo Illinois · 7,614 residents · 8.23 sq mi
Time machine
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The short version
Waterloo is a city of 7,614 people in Illinois. The population has risen by half since 1990, adding 2,542 people. The poverty rate is 3.8%, under the national 12.4%. About 19% of adults have finished a four-year degree. 71% of homes are owner-occupied. Median household income runs $46,938, well clear of the $42,589 US median.
At a glance
Wealthier
above the US median
US median: $42,589
Mid-age
median age 36.4
US median: 35.2
Less educated
19% hold a bachelor's degree
US average: 24%
Less affordable
home values up 40%, inflation adjusted
US median home: $120,530
Section 01
Population & growth from 35.7 in 1990
US average: 35.2
Population, 1990 – 2024
4K 6K 8K 10K 12K 1990 2000 2010 2020 2024 Waterloo Age distribution, 2000
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $46,938
+19%inflation adjusted, since 1990
from $30,057 in 1990
US average: $42,589
from $13,675 in 1990
US average: $21,522
from 4.4% in 1990
US average: 12.4%
$118,800
+40%inflation adjusted, since 1990
from $64,500 in 1990
US average: $120,530
$543
+21%inflation adjusted, since 1990
from $340 in 1990
US average: $602
from 71.0% in 1990
28.9% rent
Section 04
Race & ethnicity 1990
White, non-Hispanic 99.6%(5,054)
Hispanic / Latino 0.6%(32)
2000
White, non-Hispanic 98.4%(7,495)
Hispanic / Latino 0.7%(52)
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 13.3% in 1990
US average: 24.4%
High school or higher
from 71.6% in 1990
US average: 80.3%
from 2.8% in 1990
US average: 8.8%
Section 06
Commute & transportation from 27.1 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 8.3% in 2013
US average: 8.4%
from 71.6% in 2020
US average: 54.8%
Direct-purchase
from 17.4% in 2020
US average: 13.8%
from 23.2% in 2020
US average: 18.4%
from 9.1% in 2020
US average: 20.9%
VA health care
from 2.1% in 2020
US average: 2.2%
Any private
from 83.8% in 2020
US average: 67.1%
Any public
from 28.4% 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) 23%(177)
Gulf War (1990s) 38.8%(298)
Share of the 768 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.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper
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Frequently asked
How many people live in Waterloo, Illinois? Waterloo, Illinois has about 7,614 residents according to the 2000 Census.
What is the median household income in Waterloo, Illinois? The typical household in Waterloo, Illinois earns about $46,938 a year. Half of households make more than that, and half make less.
Is Waterloo, Illinois expensive? In Waterloo, Illinois, the median home is worth about $118,800, and the typical rent is about $543 a month.
How educated are people in Waterloo, Illinois? About 19.3% of adults age 25 and over in Waterloo, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Waterloo, Illinois? About 3.8% of people in Waterloo, Illinois live below the federal poverty line.
Has Waterloo, Illinois grown since 1990? Yes, Waterloo, Illinois has grown since 1990. The population has added about 2,542 residents, a change of about 50 percent over that period.
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