Grand Junction, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Grand Junction, Iowa had a total population of 603, the 426th largest city in Iowa, with a median household income of $61,667, which is 18% lower than the state average. The poverty rate is 11.5%.
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 1.2x.
Grand Junction Quick Facts
How Grand Junction 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 | 615 | 603 | -2.0% |
| Median household income | $52,292 | $61,667 | +17.9% |
| Median home value | $78,000 | $77,000 | -1.3% |
How Grand Junction 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+)
Grand Junction Rankings in Iowa
Explore Iowa Rankings
Other Cities in Greene County
Cities Similar to Grand Junction
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Murray | 614 | $65,500 | $80,800 | 18.9% | 8.0% |
| Bancroft | 626 | $60,000 | $120,700 | 13.3% | 10.2% |
| Everly | 584 | $57,656 | $112,000 | 25.8% | 6.3% |
| Fontanelle | 615 | $67,750 | $103,000 | 11.7% | 4.9% |
| Royal | 585 | $56,893 | $87,200 | 15.3% | 12.0% |
A note before these figures: with a population of 603, Grand Junction's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Grand Junction is a small community located in Iowa, within Greene County. The total population is 603. It ranks as the 426th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Grand Junction is 34.9 years. This is 10% lower than the state median of 38.6 years.
Economy, Income & Housing
The median household income in Grand Junction is $61,667. This is 18% lower than the state median of $75,059. It is also 24% lower than the national median of $80,734. The poverty rate stands at 11.5%. This is 3% higher than the state poverty rate of 11.1%. The unemployment rate is 3.5%. This is 1% lower than the state rate of 3.6%. The median home value is $77,000. Housing costs are 63% lower than the state median of $208,000. With a home-value-to-income ratio of just 1.2x, Grand Junction is one of the most affordable housing markets in the area. 63.8% of occupied housing units are owner-occupied. This homeownership rate is 11% lower than the state average of 71.7%.
Race & Ethnicity
Grand Junction has a predominantly White (non-Hispanic) population, comprising 87.4% of all residents. Hispanic or Latino residents account for 4.8%.
Education
10.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 68% 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 94.3%.
Data Sources & Methodology
All demographic data for Grand Junction, 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.
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Frequently Asked Questions
What is the population of Grand Junction, Iowa?
Grand Junction, Iowa has a population of 603 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Grand Junction, IA?
The median household income in Grand Junction is $61,667, which is 24% lower than the national median of $80,734.
What is the poverty rate in Grand Junction, IA?
The poverty rate in Grand Junction is 11.5%. This means approximately 68 residents live below the federal poverty line.
What is the racial makeup of Grand Junction, Iowa?
Grand Junction's population is 87.4% White, 0.0% Black, 4.8% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Grand Junction, IA?
The median home value in Grand Junction is $77,000. The home-value-to-income ratio is 1.2x.
How educated is Grand Junction, Iowa?
10.2% of adults (25+) in Grand Junction hold a bachelor's degree or higher, and 1.0% hold a graduate or professional degree.