New Vienna, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, New Vienna, Iowa had a total population of 372, the 554th largest city in Iowa, with a median household income of $93,250, which is 24% higher than the state average. The poverty rate is 4.6%.
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 4.6% — among the lowest in Iowa.
- Housing is very affordable with a home-value-to-income ratio of just 2.2x.
New Vienna Quick Facts
How New Vienna 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 | 377 | 372 | -1.3% |
| Median household income | $90,938 | $93,250 | +2.5% |
| Median home value | $176,800 | $201,600 | +14.0% |
How New Vienna 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+)
New Vienna Rankings in Iowa
Explore Iowa Rankings
Other Cities in Dubuque County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Dubuque | 59,174 | $65,845 | 12.7% | $204,800 |
| Asbury | 5,989 | $124,957 | 3.2% | $339,000 |
| Dyersville | 4,423 | $83,559 | 4.9% | $234,100 |
| Cascade | 2,375 | $69,688 | 8.7% | $196,200 |
| Peosta | 2,040 | $120,833 | 2.9% | $336,000 |
| Epworth | 1,894 | $84,271 | 5.2% | $239,900 |
| Farley | 1,889 | $97,143 | 3.5% | $266,000 |
| Worthington | 431 | $97,500 | 2.8% | $166,800 |
| Holy Cross | 280 | $64,375 | 3.6% | $192,400 |
| Rickardsville | 234 | $102,500 | 1.3% | $246,400 |
Cities Similar to New Vienna
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Riverdale | 396 | $95,000 | $276,300 | 39.9% | 4.0% |
| Sheldahl | 361 | $80,938 | $184,700 | 31.1% | 5.1% |
| Donahue | 390 | $104,063 | $200,700 | 19.4% | 3.9% |
| Kelley | 382 | $111,250 | $220,800 | 32.7% | 7.8% |
| Lester | 340 | $99,063 | $190,900 | 17.2% | 1.5% |
A note before these figures: with a population of 372, New Vienna'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
New Vienna is a small community located in Iowa, within Dubuque County. The total population is 372. It ranks as the 554th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in New Vienna is 48.4 years. This is 25% higher than the state median of 38.6 years.
Economy, Income & Housing
The median household income in New Vienna is $93,250. This is 24% higher than the state median of $75,059. It is also 16% higher than the national median of $80,734. The poverty rate stands at 4.6%. This is 59% 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 3.3%. This is 9% lower than the state rate of 3.6%. The median home value is $201,600. Housing costs are 3% lower than the state median of $208,000. With a home-value-to-income ratio of just 2.2x, New Vienna is one of the most affordable housing markets in the area. 90.1% of occupied housing units are owner-occupied. This homeownership rate is 26% higher than the state average of 71.7%.
Race & Ethnicity
New Vienna has a predominantly White (non-Hispanic) population, comprising 99.5% of all residents. Black or African American residents account for 0.5%. The Black or African American population (0.5%) is well below the state average of 3.8%.
Education
16.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 48% 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 95.6%.
Data Sources & Methodology
All demographic data for New Vienna, 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 New Vienna, Iowa?
New Vienna, Iowa has a population of 372 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in New Vienna, IA?
The median household income in New Vienna is $93,250, which is 16% higher than the national median of $80,734.
What is the poverty rate in New Vienna, IA?
The poverty rate in New Vienna is 4.6%. This means approximately 17 residents live below the federal poverty line.
What is the racial makeup of New Vienna, Iowa?
New Vienna's population is 99.5% White, 0.5% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in New Vienna, IA?
The median home value in New Vienna is $201,600. The home-value-to-income ratio is 2.2x.
How educated is New Vienna, Iowa?
16.4% of adults (25+) in New Vienna hold a bachelor's degree or higher, and 2.5% hold a graduate or professional degree.