Waterloo, Illinois Population History 1990 - 2023
Waterloo Population By Year
| Year | Population | Rank in US | Growth Rate |
|---|---|---|---|
| 2023 | 11,144 | 2,925 | 0.2% |
| 2022 | 11,118 | 2,917 | 0.5% |
| 2021 | 11,062 | 2,910 | 0.6% |
| 2020 | 10,992 | 2,916 | 1.1% |
| 2010 | 9,811 | 3,011 | 1.8% |
| 2000 | 8,189 | 3,186 | 4.4% |
| 1990 | 5,333 | 3,888 | – |
Waterloo Population Facts
What is the current population of Waterloo?
Based on the latest 2024 data from the US census, the current population of Waterloo is 11,144. Waterloo, Illinois is the 2,925th largest city in the US.
What county is Waterloo, Illinois in?
Waterloo is located entirely in Monroe County.
What is the size of Waterloo, Illinois in square miles?
Waterloo has an area of 7.5 square miles.What was the peak population of Waterloo?
The current population of Waterloo (11,144) is it's peak population.
How quickly is Waterloo growing?
Waterloo has grown 36.0% since the 2000. Waterloo, Illinois is growing moderately quickly; it is growing faster than 76% of similarly sized cities since 2000.
What is the population density of Waterloo, Illinois?
Waterloo has a population density of 1,304.1 people per square mile.
Similarly Sized Cities In Illinois
| US Rank | Name | Population | Growth 2000-2023 |
|---|---|---|---|
| 2796 | Rantoul | 11,956 | -7.5% |
| 2811 | Centralia | 11,848 | -17.6% |
| 2856 | Palos Heights | 11,515 | 1.7% |
| 2906 | River Forest | 11,227 | -3.3% |
| 2912 | Troy | 11,209 | 31.0% |
| 2919 | Schiller Park | 11,164 | -5.1% |
| 2925 | Waterloo | 11,144 | 36.0% |
| 2927 | Pingree Grove | 11,137 | 5855.6% |
| 2929 | Markham | 11,129 | -12.6% |
| 2949 | Burr Ridge | 11,023 | 2.3% |
| 2955 | Pontiac | 11,010 | -7.9% |
| 2968 | Columbia | 10,933 | 36.7% |
| 2987 | Roscoe | 10,843 | 70.7% |
Similarly Sized Cities In US
| US Rank | Name | Population | Growth 2000-2023 |
|---|---|---|---|
| 2919 | Schiller Park, Illinois | 11,164 | -5.1% |
| 2920 | Urbana, Ohio | 11,161 | -3.8% |
| 2921 | Beachwood, New Jersey | 11,153 | 7.3% |
| 2922 | Pineville, North Carolina | 11,153 | 84.3% |
| 2923 | Summerfield, North Carolina | 11,150 | 62.2% |
| 2924 | Grandview, Washington | 11,149 | 31.2% |
| 2925 | Waterloo, Illinois | 11,144 | 36.0% |
| 2926 | Healdsburg, California | 11,137 | 0.9% |
| 2927 | Pingree Grove, Illinois | 11,137 | 5855.6% |
| 2928 | Wyomissing, Pennsylvania | 11,132 | 6.7% |
| 2929 | Markham, Illinois | 11,129 | -12.6% |
| 2930 | Platteville, Wisconsin | 11,128 | 11.1% |
| 2931 | Grosse Pointe Park, Michigan | 11,124 | -10.6% |
Waterloo Demographics
What is the voting age population of Waterloo, Illinois?
The total voting age population of Waterloo, Illinois, meaning US citizens 18 or older, is 8,021. The voting age population is 47.8% male and 52.2% female.
What percentage of Waterloo, Illinois residents are senior citizens?
According to the latest census statistics, 19.7% of the residents of Waterloo are 65 or older.
What are the racial demographics of Waterloo, Illinois?
The racial demographics of Waterloo are 97.3% White, 1.4% Asian, 0.6% Two or more races, 0.4% Other and 0.3% Black. Additionally, 1.9% of the population identifies as Hispanic.
What percentage of Waterloo, Illinois residents are below the poverty line?
In Waterloo, 3.7% of residents have an income below the poverty line, and the child poverty rate is 1.3%. On a per-household basis, 2.1% of families are below the poverty line in Waterloo.
What percentage of Waterloo, Illinois residents are in the labor force?
Among those aged 16 and older, 63.5% of Waterloo residents are in the labor force.
What are the education levels among Waterloo, Illinois residents?
Among the adult population 25 years old and over, 95.8% of Waterloo residents have at least a high school degree or equivalent, 31.3% have a bachelor's degree and 9.5% have a graduate or professional degree.
What percentage of Waterloo, Illinois residents speak a non-English language at home?
Among Waterloo residents aged 5 and older, 2.8% of them speak a non-English language at home. Broken down by language: 0.2% of residents speak Spanish at home, 1.2% speak an Indo-European language, and 1.2% speak an Asian language.
Waterloo Income & Labor Statistics
What is the unemployment rate in Waterloo, Illinois?
The unemployment rate in Waterloo is 3.2%, which is calculated among residents aged 16 or older who are in the labor force.
What percentage of Waterloo, Illinois residents work for the government?
In Waterloo, 10.2% of the residents in the non-military labor force are employed by the local, state and federal government.
What is the median income in Waterloo, Illinois?
The median household income in Waterloo is $67,682.
Waterloo Housing & Rent Statistics
What percentage of housing units are owner-occupied in Waterloo, Illinois?
In Waterloo, 75.0% of housing units are occupied by their owners.
What percentage of housing units are rented in Waterloo, Illinois?
Renters occupy 25.0% of housing units in Waterloo.
What percentage of Waterloo, Illinois housing units were built before 1940?
Of all the housing units in Waterloo, 9.6% of them were build before 1940.
What percentage of Waterloo, Illinois housing units were built after 2000?
In Waterloo, 37.0% of the total housing units were built after the year 2000, which is approximately 1,600 units.
What is the median monthly rent in Waterloo, Illinois?
The median gross monthly rent payment for renters in Waterloo is $830.
What percentage of households in Waterloo, Illinois have broadband internet?
In Waterloo, 80.2% of households have an active broadband internet connection.