Monroe, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Monroe, Iowa had a total population of 2,120, the 160th largest city in Iowa, with a median household income of $80,375, which is 7% higher than the state average. The poverty rate is 8.1%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 2.2x.
Monroe Quick Facts
How Monroe Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 2,074 | 2,120 | +2.2% |
| Median household income | $81,488 | $80,375 | -1.4% |
| Median home value | $173,500 | $177,200 | +2.1% |
How Monroe Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 31 | National average: 61
Education
Educational Attainment (Adults 25+)
Monroe Rankings in Iowa
Explore Iowa Rankings
Other Cities in Jasper County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Newton | 15,700 | $57,771 | 11.1% | $153,700 |
| Colfax | 2,210 | $79,318 | 9.1% | $178,000 |
| Prairie City | 1,711 | $78,295 | 3.5% | $190,600 |
| Baxter | 1,247 | $60,952 | 14.7% | $166,700 |
| Sully | 1,022 | $90,189 | 3.7% | $173,700 |
| Kellogg | 676 | $36,944 | 25.3% | $115,800 |
| Lynnville | 527 | $60,682 | 3.4% | $146,300 |
| Mingo | 328 | $71,000 | 3.0% | $144,300 |
| Oakland Acres | 191 | $103,000 | 5.2% | $256,300 |
| Lambs Grove | 181 | $93,750 | 0.0% | $200,000 |
Cities Similar to Monroe
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Colfax | 2,210 | $79,318 | $178,000 | 22.2% | 9.1% |
| Bellevue | 2,259 | $79,417 | $216,500 | 25.3% | 9.8% |
| La Porte City | 2,071 | $70,500 | $163,200 | 24.1% | 10.8% |
| Durant | 1,946 | $81,625 | $194,300 | 29.3% | 7.8% |
| Dallas Center | 2,161 | $95,854 | $246,800 | 29.9% | 8.8% |
Population Overview
Monroe is a small community located in Iowa, within Jasper County. The total population is 2,120. It ranks as the 160th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Monroe is 35.3 years. This is 9% lower than the state median of 38.6 years.
Economy, Income & Housing
The median household income in Monroe is $80,375. This is 7% higher than the state median of $75,059. It is also about the same as the national median of $80,734. The poverty rate stands at 8.1%. This is 27% lower than the state poverty rate of 11.1%. The unemployment rate is 6.0%. This is 67% higher than the state rate of 3.6%. The median home value is $177,200. Housing costs are 15% lower than the state median of $208,000. With a home-value-to-income ratio of just 2.2x, Monroe is one of the most affordable housing markets in the area. 78.1% of occupied housing units are owner-occupied. This homeownership rate is 9% higher than the state average of 71.7%.
Race & Ethnicity
Monroe has a predominantly White (non-Hispanic) population, comprising 95.9% of all residents. Asian residents account for 1.5%. The Black or African American population (0.1%) is well below the state average of 3.8%. The Hispanic or Latino population (1.3%) is well below the state average of 7.3%.
Education
19.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 39% lower than the state rate of 31.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.4%.
Data Sources & Methodology
All demographic data for Monroe, Iowa is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Iowa state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,017 Census-designated places in Iowa. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Iowa city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Monroe, Iowa?
Monroe, Iowa has a population of 2,120 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Monroe, IA?
The median household income in Monroe is $80,375, which is about the same as the national median of $80,734.
What is the poverty rate in Monroe, IA?
The poverty rate in Monroe is 8.1%. This means approximately 171 residents live below the federal poverty line.
What is the racial makeup of Monroe, Iowa?
Monroe's population is 95.9% White, 0.1% Black, 1.3% Hispanic/Latino, and 1.5% Asian.
What is the median home value in Monroe, IA?
The median home value in Monroe is $177,200. The home-value-to-income ratio is 2.2x.
How educated is Monroe, Iowa?
19.0% of adults (25+) in Monroe hold a bachelor's degree or higher, and 4.0% hold a graduate or professional degree.