Altenburg, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Altenburg, Missouri had a total population of 426, the 556th largest city in Missouri, with a median household income of $66,250, which is 6% lower than the state average. The poverty rate is 6.1%.
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 2.4x.
Altenburg Quick Facts
How Altenburg 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 | 410 | 426 | +3.9% |
| Median household income | $65,893 | $66,250 | +0.5% |
| Median home value | $124,600 | $161,400 | +29.5% |
How Altenburg 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: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
Altenburg Rankings in Missouri
Explore Missouri Rankings
Other Cities in Perry County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Perryville | 8,536 | $51,897 | 19.0% | $179,700 |
| Shakertowne | 569 | $70,208 | 7.2% | $170,000 |
| Brewer | 413 | $28,692 | 50.6% | N/A |
| Frohna | 303 | $62,083 | 2.3% | $164,300 |
| Longtown | 99 | N/A | 4.0% | $139,800 |
| Lithium | 30 | N/A | 63.3% | N/A |
| Biehle | 9 | N/A | 0.0% | N/A |
Cities Similar to Altenburg
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Wellington | 432 | $67,045 | $144,200 | 12.4% | 13.7% |
| Montrose | 425 | $61,375 | $92,500 | 14.1% | 8.1% |
| Crystal Lakes | 436 | $69,107 | $152,300 | 14.0% | 23.4% |
| Essex | 413 | $62,536 | $108,700 | 5.1% | 24.6% |
| Westphalia | 415 | $61,136 | $202,600 | 33.8% | 4.8% |
A note before these figures: with a population of 426, Altenburg'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
Altenburg is a small community located in Missouri, within Perry County. The total population is 426. It ranks as the 556th most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Altenburg is 41.6 years. This is 7% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Altenburg is $66,250. This is 6% lower than the state median of $70,702. It is also 18% lower than the national median of $80,734. The poverty rate stands at 6.1%. This is 52% lower than the state poverty rate of 12.6%. The survey records no unemployed residents in Altenburg, which reflects the size of the sample rather than a labor market without joblessness. The median home value is $161,400. Housing costs are 30% lower than the state median of $230,300. With a home-value-to-income ratio of just 2.4x, Altenburg is one of the most affordable housing markets in the area. 88.6% of occupied housing units are owner-occupied. This homeownership rate is 30% higher than the state average of 68.1%.
Race & Ethnicity
Altenburg has a predominantly White (non-Hispanic) population, comprising 90.8% of all residents. Black or African American residents account for 5.4%. The Black or African American population (5.4%) is well below the state average of 10.9%.
Education
23.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 28% lower than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 81.5%.
Data Sources & Methodology
All demographic data for Altenburg, Missouri 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 Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. 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 Altenburg, Missouri?
Altenburg, Missouri has a population of 426 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Altenburg, MO?
The median household income in Altenburg is $66,250, which is 18% lower than the national median of $80,734.
What is the poverty rate in Altenburg, MO?
The poverty rate in Altenburg is 6.1%. This means approximately 26 residents live below the federal poverty line.
What is the racial makeup of Altenburg, Missouri?
Altenburg's population is 90.8% White, 5.4% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Altenburg, MO?
The median home value in Altenburg is $161,400. The home-value-to-income ratio is 2.4x.
How educated is Altenburg, Missouri?
23.5% of adults (25+) in Altenburg hold a bachelor's degree or higher, and 8.7% hold a graduate or professional degree.