Sully, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Sully, Iowa had a total population of 1,022, the 278th largest city in Iowa, with a median household income of $90,189, which is 20% higher than the state average. The poverty rate is 3.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 3.7% — among the lowest in Iowa.
- Housing is very affordable with a home-value-to-income ratio of just 1.9x.
Sully Quick Facts
How Sully 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 | 1,092 | 1,022 | -6.4% |
| Median household income | $86,576 | $90,189 | +4.2% |
| Median home value | $165,600 | $173,700 | +4.9% |
How Sully 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+)
Sully 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 |
| Monroe | 2,120 | $80,375 | 8.1% | $177,200 |
| Prairie City | 1,711 | $78,295 | 3.5% | $190,600 |
| Baxter | 1,247 | $60,952 | 14.7% | $166,700 |
| 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 Sully
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| De Soto | 1,041 | $97,109 | $227,700 | 28.8% | 7.3% |
| Calmar | 974 | $92,500 | $203,200 | 25.8% | 12.5% |
| Primghar | 1,014 | $78,750 | $147,500 | 20.9% | 6.3% |
| Hills | 974 | $83,333 | $240,200 | 24.2% | 8.4% |
| Fruitland | 1,049 | $103,424 | $217,700 | 16.5% | 2.5% |
Population Overview
Sully is a small community located in Iowa, within Jasper County. The total population is 1,022. It ranks as the 278th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Sully is 38.4 years. This is about the same as the state median of 38.6 years.
Economy, Income & Housing
The median household income in Sully is $90,189. This is 20% higher than the state median of $75,059. It is also 12% higher than the national median of $80,734. The poverty rate stands at 3.7%. This is 66% lower than the state poverty rate of 11.1%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 4.4%. This is 22% higher than the state rate of 3.6%. The median home value is $173,700. Housing costs are 16% lower than the state median of $208,000. With a home-value-to-income ratio of just 1.9x, Sully is one of the most affordable housing markets in the area. 86.1% of occupied housing units are owner-occupied. This homeownership rate is 20% higher than the state average of 71.7%.
Race & Ethnicity
Sully has a predominantly White (non-Hispanic) population, comprising 97.4% of all residents. Asian residents account for 0.3%. The Hispanic or Latino population (0.2%) is well below the state average of 7.3%. The Asian population (0.3%) is well below the state average of 2.5%.
Education
22.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 29% 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 97.9%.
Data Sources & Methodology
All demographic data for Sully, 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 Sully, Iowa?
Sully, Iowa has a population of 1,022 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Sully, IA?
The median household income in Sully is $90,189, which is 12% higher than the national median of $80,734.
What is the poverty rate in Sully, IA?
The poverty rate in Sully is 3.7%. This means approximately 38 residents live below the federal poverty line.
What is the racial makeup of Sully, Iowa?
Sully's population is 97.4% White, 0.0% Black, 0.2% Hispanic/Latino, and 0.3% Asian.
What is the median home value in Sully, IA?
The median home value in Sully is $173,700. The home-value-to-income ratio is 1.9x.
How educated is Sully, Iowa?
22.4% of adults (25+) in Sully hold a bachelor's degree or higher, and 3.4% hold a graduate or professional degree.