Nemaha, Iowa Demographics & Population 2026
During the 2020–2024 ACS period, Nemaha, Iowa had a total population of 48, the 946th largest city in Iowa, with a median household income of $56,667, which is 25% lower than the state average. The poverty rate is 0.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Only 3.3% of adults have a bachelor's degree, well below the national average of 35.7%.
- Housing is very affordable with a home-value-to-income ratio of just 1.1x.
- Unemployment rate of 15.0% is notably above the national average.
Nemaha Quick Facts
How Nemaha 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 | 78 | 48 | -38.5% |
| Median household income | $55,000 | $56,667 | +3.0% |
| Median home value | $65,000 | $63,300 | -2.6% |
How Nemaha 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+)
Nemaha Rankings in Iowa
Explore Iowa Rankings
Other Cities in Sac County
Cities Similar to Nemaha
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Thayer | 45 | $55,000 | $25,800 | 7.4% | 4.4% |
| Hayesville | 52 | N/A | $69,000 | 11.4% | 32.7% |
| Loveland | 52 | N/A | N/A | 0.0% | 0.0% |
| Craig | 49 | $50,000 | $100,000 | 5.0% | 10.2% |
| Sandyville | 44 | N/A | $187,500 | 16.7% | 2.3% |
A note before these figures: with a population of 48, Nemaha'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
Nemaha is a small community located in Iowa, within Sac County. The total population is 48. It ranks as the 946th most populous out of 1,017 Census-designated places in Iowa.
Age Demographics
The median age in Nemaha is 37.5 years. This is 3% lower than the state median of 38.6 years. With 35.4% of the population under 18, Nemaha has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Nemaha is $56,667. This is 25% lower than the state median of $75,059. It is also 30% lower than the national median of $80,734. The ACS records no residents below the poverty line in Nemaha. In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The unemployment rate is 15.0%. This is 319% higher than the state rate of 3.6%. The median home value is $63,300. Housing costs are 70% lower than the state median of $208,000. With a home-value-to-income ratio of just 1.1x, Nemaha is one of the most affordable housing markets in the area. 62.5% of occupied housing units are owner-occupied. This homeownership rate is 13% lower than the state average of 71.7%.
Race & Ethnicity
Every resident counted in Nemaha was recorded as White (non-Hispanic). A figure of exactly 100.0% reflects a survey sample too small to capture the community's full composition rather than a precise measurement.
Education
3.3% of residents aged 25 and older hold a bachelor's degree or higher. This is among the lowest rates in the state, which may correlate with employment and income patterns. This is 89% 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 83.3%.
Data Sources & Methodology
All demographic data for Nemaha, 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 Nemaha, Iowa?
Nemaha, Iowa has a population of 48 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Nemaha, IA?
The median household income in Nemaha is $56,667, which is 30% lower than the national median of $80,734.
What is the poverty rate in Nemaha, IA?
The ACS sample for Nemaha recorded no residents below the federal poverty line. Because the community is small, this indicates that the survey did not capture poverty here rather than that no poverty exists — the estimate carries a wide margin of error.
What is the racial makeup of Nemaha, Iowa?
Nemaha's population is 100.0% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Nemaha, IA?
The median home value in Nemaha is $63,300. The home-value-to-income ratio is 1.1x.
How educated is Nemaha, Iowa?
3.3% of adults (25+) in Nemaha hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.