Waterloo, IA Census Data
Key demographic and economic indicators for Waterloo, Iowa from the 2023 American Community Survey (ACS) 5-year estimates.
Updated: 2026-03-23 · Source: U.S. Census Bureau, ACS 2023
Population
66,947
49.3% male · 50.7% female
Median Age
36.6
2.1 below the national average (38.7 yrs)
Median Household Income
$56,344
22,194.0 below the national average ($78,538)
Bachelor's Degree or Higher
22.6%
12.4 below the national average (35.0%)
HS diploma or higher: 90.6%
Poverty Rate
16.4%
4.0 above the national average (12.4%)
Uninsured: 5.6%
Broadband Access
93.1%
3.4 above the national average (89.7%)
Median Home Value
$150,200
Median rent: $896 · 61% owner-occupied
Unemployment Rate
6.4%
Labor force participation: 61.8%
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Waterloo, IA Frequently Asked Questions
What is the population of Waterloo, IA?
The population of Waterloo, IA is 66,947 according to the 2023 American Community Survey 5-year estimates. The median age is 36.6 years.
What is the median household income in Waterloo?
The median household income in Waterloo, IA is $56,344, below the national average of $78,538. Per capita income is $38,099.
What is the poverty rate in Waterloo?
The poverty rate in Waterloo, IA is 16.4%, compared to the national average of 12.4%. About 5.6% of residents lack health insurance.
What percentage of Waterloo residents have a college degree?
22.6% of adults (25+) in Waterloo hold a bachelor's degree or higher, and 90.6% have at least a high school diploma. The national average for bachelor's degree holders is 35.0%.
What is the median home value in Waterloo?
The median home value in Waterloo, IA is $150,200. Median rent is $896 per month, with 61% of housing units owner-occupied.
What is the racial makeup of Waterloo?
Waterloo's population is 69.1% White, 17.2% Black, 7.6% Hispanic or Latino, and 2.6% Asian (source: 2023 ACS).