Waterloo, Iowa Population History 1990 - 2023
Waterloo Population By Year
| Year | Population | Rank in US | Growth Rate |
|---|---|---|---|
| 2023 | 66,606 | 574 | 0.1% |
| 2022 | 66,525 | 571 | -0.6% |
| 2021 | 66,941 | 565 | -0.7% |
| 2020 | 67,381 | 564 | -0.2% |
| 2010 | 68,406 | 473 | -0.1% |
| 2000 | 68,766 | 411 | 0.3% |
| 1990 | 66,732 | 353 | – |
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 66,606. Waterloo, Iowa is the 574th largest city in the US.
What county is Waterloo, Iowa in?
Waterloo is located entirely in Black Hawk County.
What is the size of Waterloo, Iowa in square miles?
Waterloo has an area of 61.4 square miles. Waterloo is the 4th largest city, by area, in Iowa.What was the peak population of Waterloo?
The peak population of Waterloo was in 2000, when its population was 68,766. In 2000, Waterloo was the 411th largest city in the US; now its fallen to the 574th largest city in the US. Waterloo is currently 3.1% smaller than it was in 2000.
How quickly is Waterloo shrinking?
Waterloo has shrunk 3.1% since the year 2000. Waterloo, Iowa's growth is extremely below average. 87% of similarly sized cities are growing faster since 2000.
What is the population density of Waterloo, Iowa?
Waterloo has a population density of 1,114.3 people per square mile.
Similarly Sized Cities In Iowa
| US Rank | Name | Population | Growth 2000-2023 |
|---|---|---|---|
| 333 | Davenport | 100,354 | 2.1% |
| 412 | Sioux City | 85,727 | 0.8% |
| 492 | Iowa City | 75,678 | 20.3% |
| 503 | Ankeny | 74,458 | 169.9% |
| 521 | West Des Moines | 72,205 | 53.0% |
| 574 | Waterloo | 66,606 | -3.1% |
| 585 | Ames | 65,686 | 28.9% |
| 619 | Council Bluffs | 62,399 | 6.9% |
| 668 | Dubuque | 58,877 | 2.0% |
| 865 | Urbandale | 46,729 | 58.3% |
| 956 | Marion | 42,213 | 58.8% |
| 985 | Cedar Falls | 40,737 | 12.5% |
Similarly Sized Cities In US
| US Rank | Name | Population | Growth 2000-2023 |
|---|---|---|---|
| 568 | Haverhill, Massachusetts | 67,415 | 14.0% |
| 569 | Eagan, Minnesota | 67,396 | 5.7% |
| 570 | Rockville, Maryland | 67,297 | 40.7% |
| 571 | Alpharetta, Georgia | 67,056 | 43.8% |
| 572 | Albany, Georgia | 66,877 | -12.8% |
| 573 | Rowlett, Texas | 66,813 | 48.1% |
| 574 | Waterloo, Iowa | 66,606 | -3.1% |
| 575 | St. Cloud, Florida | 66,448 | 202.4% |
| 576 | Novi, Michigan | 66,314 | 39.6% |
| 577 | Greenwood, Indiana | 66,296 | 80.4% |
| 578 | Oshkosh, Wisconsin | 66,184 | 4.4% |
| 579 | Yorba Linda, California | 66,147 | 11.9% |
| 580 | Janesville, Wisconsin | 66,102 | 9.4% |
Waterloo Demographics
What is the voting age population of Waterloo, Iowa?
The total voting age population of Waterloo, Iowa, meaning US citizens 18 or older, is 49,212. The voting age population is 49.3% male and 50.7% female.
What percentage of Waterloo, Iowa residents are senior citizens?
According to the latest census statistics, 16.0% of the residents of Waterloo are 65 or older.
What are the racial demographics of Waterloo, Iowa?
The racial demographics of Waterloo are 74.6% White, 16.7% Black, 3.1% Two or more races, 2.4% Other, 2.2% Asian, 0.6% American Indian and 0.4% Native Hawaiian or Other Pacific Islander. Additionally, 6.9% of the population identifies as Hispanic.
What percentage of Waterloo, Iowa residents are below the poverty line?
In Waterloo, 17.4% of residents have an income below the poverty line, and the child poverty rate is 25.8%. On a per-household basis, 13.0% of families are below the poverty line in Waterloo.
What percentage of Waterloo, Iowa residents are in the labor force?
Among those aged 16 and older, 65.5% of Waterloo residents are in the labor force.
What are the education levels among Waterloo, Iowa residents?
Among the adult population 25 years old and over, 88.4% of Waterloo residents have at least a high school degree or equivalent, 23.4% have a bachelor's degree and 7.0% have a graduate or professional degree.
What percentage of Waterloo, Iowa residents speak a non-English language at home?
Among Waterloo residents aged 5 and older, 12.8% of them speak a non-English language at home. Broken down by language: 5.1% of residents speak Spanish at home, 5.6% speak an Indo-European language, and 1.7% speak an Asian language.
Waterloo Income & Labor Statistics
What is the unemployment rate in Waterloo, Iowa?
The unemployment rate in Waterloo is 5.7%, which is calculated among residents aged 16 or older who are in the labor force.
What percentage of Waterloo, Iowa residents work for the government?
In Waterloo, 9.3% 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, Iowa?
The median household income in Waterloo is $47,327.
Waterloo Housing & Rent Statistics
What percentage of housing units are owner-occupied in Waterloo, Iowa?
In Waterloo, 60.9% of housing units are occupied by their owners.
What percentage of housing units are rented in Waterloo, Iowa?
Renters occupy 39.1% of housing units in Waterloo.
What percentage of Waterloo, Iowa housing units were built before 1940?
Of all the housing units in Waterloo, 22.9% of them were build before 1940.
What percentage of Waterloo, Iowa housing units were built after 2000?
In Waterloo, 9.0% of the total housing units were built after the year 2000, which is approximately 2,900 units.
What is the median monthly rent in Waterloo, Iowa?
The median gross monthly rent payment for renters in Waterloo is $765.
What percentage of households in Waterloo, Iowa have broadband internet?
In Waterloo, 78.0% of households have an active broadband internet connection.