Caldwell, ID Census Data
The 5th largest city in Idaho by population · 8 cities ranked
Caldwell is the 5th largest city in Idaho by population and ranks 6th of 8 for median household income. With 63,465 residents, its poverty rate of 13.3% ranks among the higher rates in Idaho. This snapshot draws from the 2023 American Community Survey (ACS) 5-year estimates.
Updated: 2026-04-13 · Source: U.S. Census Bureau, ACS 2023
Population
63,465
49.7% male · 50.3% female
Median Age
30.8
7.9 below the national average (38.7 yrs)
Median Household Income
$66,663
$11,875 below the national average ($78,538)
Bachelor's Degree or Higher
17.8%
17.2% below the national average (35.0%)
HS diploma or higher: 83.5%
Poverty Rate
13.3%
0.9% above the national average (12.4%)
Uninsured: 13.3%
Broadband Access
95.2%
5.5% above the national average (89.7%)
Median Home Value
$322,100
Median rent: $1,135 · 71% owner-occupied
Unemployment Rate
5.1%
Labor force participation: 61.9%
Per Capita Income
$34,007
Individual average income (not household)
Veteran Population
7.9%
Disability rate: 14.9%
How Caldwell Compares to Other Idaho Cities
Rankings among all 8 Idaho cities tracked in the 2023 ACS.
| Ranking | Position | Tier |
|---|---|---|
| Largest by Population | 5th of 8 | Bottom half |
| Highest Median Income | 6th of 8 | Bottom half |
| Lowest Poverty Rate | 7th of 8 | Bottom 25% |
| Highest Bachelor's Attainment | 8th of 8 | Bottom 25% |
| Highest Home Value | 5th of 8 | Bottom half |
Demographics
Race & Ethnicity
Age Distribution
Commute to Work
Caldwell, ID Frequently Asked Questions
What is the population of Caldwell, ID?
The population of Caldwell, ID is 63,465 according to the 2023 American Community Survey 5-year estimates. The median age is 30.8 years.
What is the median household income in Caldwell?
The median household income in Caldwell, ID is $66,663, below the national average of $78,538. Per capita income is $34,007.
What is the poverty rate in Caldwell?
The poverty rate in Caldwell, ID is 13.3%, compared to the national average of 12.4%. About 13.3% of residents lack health insurance.
What percentage of Caldwell residents have a college degree?
17.8% of adults (25+) in Caldwell hold a bachelor's degree or higher, and 83.5% 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 Caldwell?
The median home value in Caldwell, ID is $322,100. Median rent is $1,135 per month, with 71% of housing units owner-occupied.
What is the racial makeup of Caldwell?
Caldwell's population is 63.7% White, 0.4% Black, 38.1% Hispanic or Latino, and 1.2% Asian (source: 2023 ACS).
How does Caldwell rank among Idaho cities?
Caldwell is the 5th largest city in Idaho by population, the 6th highest for median household income, the 7th lowest for poverty rate, the 8th highest for bachelor's degree attainment among 8 ranked Idaho cities.
What is the unemployment rate in Caldwell?
The unemployment rate in Caldwell, ID is 5.1%, with a labor force participation rate of 61.9%. Per capita income is $34,007.
Cities Similar to Caldwell
Other Idaho cities with comparable population and income levels.