Waterloo is a village located in Douglas County, Nebraska. Waterloo has a 2025 population of 919 . Waterloo is currently declining at a rate of -0.43% annually and its population has decreased by -2.13% since the most recent census, which recorded a population of 939 in 2020.
The average household income in Waterloo is $85,753 with a poverty rate of 6.42%. The median age in Waterloo is 38.5 years: 39.8 years for males, and 37.5 years for females. For every 100 females there are 89.2 males.
Data after 2023 is projected based on recent change
The racial composition of Waterloo includes 92.74% White, and smaller percentages for Black or African American, other race, Native Hawaiian or Pacific Islander and multiracial populations.
White (92.74%)
Two or more races (4.11%)
Black or African American (2.21%)
Other race (0.74%)
Native Hawaiian or Pacific Islander (0.21%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 881 | 92.74% |
| Two or more races | 39 | 4.11% |
| Black or African American | 21 | 2.21% |
| Other race | 7 | 0.74% |
| Native Hawaiian or Pacific Islander | 2 | 0.21% |
Married
Widowed
Divorced
Separated
Never Married
Waterloo's average per capita income is $46,071. Household income levels show a median of $75,417. The poverty rate stands at 6.42%.
Name | Median | Mean |
|---|---|---|
| Married Families | $87,917 | - |
| Families | $81,625 | $91,420 |
| Households | $75,417 | $85,753 |
| Non Families | $59,531 | $71,434 |
Average Income
Median Household Income
Poverty Rate