City · Missouri
Altenburg, Missouri
Altenburg, city, in Perry County, Missouri. Altenburg had 324 residents on July 1, 2025 by the Census Bureau's estimate, down 2.4% since 2020; the 2020 Census counted 341 and the ACS 2020-2024 5-year estimates put it at 426 (±104). GEOID 2900928.
Residents, July 2025 estimate
324
Census Bureau estimate (no margin published)
2020 Census count: 341 · ACS 2020-2024: 426 ±104
Median household income
$66,250
±$8,097 (90% margin)
Missouri: $70,702
Median home value
$161,400
±$12,511 (90% margin)
Missouri: $230,300
Median gross rent
$817
±$268 (90% margin)
Missouri: $1,033
Where is Altenburg and what county is it in?
Altenburg is a city in Perry County, Missouri. It covers 1.1 square miles of land, 325 residents per square mile in 2020.
Source: 2024 Gazetteer and 2020 place-by-county files, U.S. Census Bureau · Census reference files
How many people live in Altenburg, and is it growing?
The Census Bureau estimates that 324 people lived in Altenburg on July 1, 2025, down 2.4% since 2020, while Missouri grew 1.9%. The 2020 Census counted 341 residents. The 2020-2024 American Community Survey, a five-year sample, puts the population at 426 (±104).
| Measure | Altenburg | Perry County | Change since 2015-2019 |
|---|---|---|---|
| Total population | 426 ±104 | 18,976 | no clear change |
| Households | 158 ±30 | 7,525 | no clear change |
| Average household size | 2.70 ±0.58 | 2.48 | no clear change |
| Housing units | 170 ±34 | 8,552 | no clear change |
Altenburg's population since 2000
From 309 in 2000 to 324 in 2025: up 4.9%. The 2000, 2010 and 2020 figures are census counts, each for Altenburg as it was drawn that year: a place that annexed land, or a community that has since incorporated, covered a different area then. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); Census PEP Vintage 2025 (SUB-EST2025, CO-EST2025); 2020 Census P.L. 94-171 · Check it at data.census.gov
Who lives in Altenburg?
The median resident of Altenburg is 41.6 years old; 25.4% are under 18 and 19.5% are 65 or older. The largest group is non-Hispanic white residents at 90.8%, then non-Hispanic Black residents at 5.4%.
| Measure | Altenburg | Perry County | Change since 2015-2019 |
|---|---|---|---|
| Median age | 41.6 ±9.6 | 42.2 | no clear change |
| Under 18 years | 25.4% ±9.2 pts | 22.5% | – |
| 65 years and over | 19.5% ±6.8 pts | 19.7% | – |
| Male | 44.8% ±6.1 pts | 49.5% | – |
| Hispanic or Latino (any race) | 0.0% ±7.9 pts | 2.5% | – |
| White alone, not Hispanic | 90.8% ±10.3 pts | 93.4% | no clear change |
| Black or African American alone, not Hispanic | 5.4% ±8.9 pts | 0.7% | – |
| Asian alone, not Hispanic | 0.0% ±7.9 pts | 0.8% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.2% ±0.6 pts | 0.0% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0% ±7.9 pts | 0.0% | – |
| Two or more races, not Hispanic | 3.5% ±4.1 pts | 2.6% | – |
| Some other race alone, not Hispanic | 0.0% ±7.9 pts | 0.0% | – |
| Born outside the United States | 0.0% ±7.9 pts | 1.7% | – |
| Speak a language other than English at home (age 5+) | 0.0% ±8.2 pts | 3.7% | – |
| Civilian veterans (age 18+) | 11.3% ±4.9 pts | 7.9% | – |
| With a disability | 12.7% ±4.9 pts | 15.4% | – |
| No health insurance coverage | 5.4% ±7.6 pts | 5.7% | – |
| High school graduate or higher (age 25+) | 81.5% ±12.3 pts | 86.5% | – |
| Bachelor's degree or higher (age 25+) | 23.5% ±7.5 pts | 20.9% | no clear change |
| Graduate or professional degree (age 25+) | 8.7% ±4.9 pts | 6.2% | – |
| Lived in the same house a year earlier | 98.6% ±1.6 pts | 87.9% | – |
| Moved from another state in the past year | 0.0% ±7.9 pts | 0.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Altenburg earn?
Half of Altenburg's 158 households earn less than $66,250 a year (±$8,097), against $62,981 in Perry County and $70,702 in Missouri. In 2015-2019 it was $70,545 in 2024 dollars; the margins of error cannot tell the two periods apart.
| Measure | Altenburg | Perry County | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $66,250 ±$8,097 | $62,981 | no clear change |
| Mean household income | $71,389 ±$9,699 | $87,111 | – |
| Per capita income | $26,245 ±$5,466 | $35,632 | no clear change |
| People below the poverty line | 6.1% ±4.1 pts | 13.9% | – |
| Children under 18 below the poverty line | 4.6% ±9.1 pts | 17.3% | – |
| Households receiving SNAP | 7.6% ±8.4 pts | 10.2% | – |
| Households with a computer | 77.8% ±12.8 pts | 89.3% | – |
| Households with a broadband subscription | 77.2% ±12.7 pts | 84.8% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Altenburg?
Owners occupy 88.6% of Altenburg's occupied homes and renters 11.4%. The median owner-occupied home is valued at $161,400 by its owner (±$12,511). The median renter pays $817 a month including utilities.
| Measure | Altenburg | Perry County | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $161,400 ±$12,511 | $188,200 | +$38,331 |
| Median gross rent | $817 ±$268 | $923 | no clear change |
| Renters paying 35% or more of income on rent | 46.2% ±42.0 pts | 45.4% | – |
| Median monthly owner costs, with a mortgage | $1,063 ±$96 | $1,258 | – |
| Owner-occupied homes | 88.6% ±6.2 pts | 76.5% | no clear change |
| Renter-occupied homes | 11.4% ±6.2 pts | 23.5% | – |
| Housing units | 170 ±34 | 8,552 | no clear change |
| Homeowner vacancy rate | 0.0% ±21.6 pts | 0.0% | – |
| Rental vacancy rate | 0.0% ±72.5 pts | 9.4% | – |
| Single-family detached homes | 87.6% ±9.3 pts | 78.3% | – |
| Mobile homes | 7.6% ±8.7 pts | 10.1% | – |
| Built 2020 or later | 1.8% ±2.1 pts | 2.0% | – |
| Built 2010 to 2019 | 1.8% ±2.4 pts | 7.5% | – |
| Built 1939 or earlier | 25.3% ±12.0 pts | 11.2% | – |
| Households with no vehicle | 7.0% ±8.6 pts | 5.2% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Altenburg building?
Builders took permits for 0 new housing units in Altenburg in 2025 (0 in single-family houses), 0.0 per 1,000 residents against 2.8 across Missouri.
Counts of units in permits a local office issued; not every permitted unit is built. A year marked with months was reported for part of the year.
Source: Building Permits Survey, annual place files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Altenburg work and get to work?
87.0% of Altenburg's workers drive alone. The average trip to work takes 30.5 minutes.
| Measure | Altenburg | Perry County | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 58.6% ±10.0 pts | 62.1% | – |
| Unemployment rate | 0.0% ±16.4 pts | 4.9% | – |
| Drove alone to work | 87.0% ±7.5 pts | 84.3% | – |
| Carpooled | 8.3% ±6.9 pts | 8.0% | – |
| Public transportation | 0.0% ±16.5 pts | 0.0% | – |
| Walked | 2.1% ±2.3 pts | 1.2% | – |
| Worked from home | 2.6% ±2.7 pts | 5.6% | – |
| Mean travel time to work | 30.5 min ±10.5 | 21.3 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What census tracts are in Altenburg?
No census tract lies mostly in Altenburg; 1 tract reaches into it (2020 census blocks).
| Tract | Residents, 2020-2024 | Median household income |
|---|---|---|
| Tract 4705Perry County | 3,715 | $66,779 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 block assignment files (tract share = share of the tract's census blocks in Altenburg) · Census block assignment files
How does Altenburg compare with other places in Missouri?
By the Census Bureau's July 2025 estimates, Altenburg is the 14,872nd-most populous of the 19,476 U.S. incorporated places that have one and the 554th-most populous of 936 in Missouri.
Altenburg is not ranked by income or the other survey measures: those rankings include places of 1,000 or more residents (2020 Census) with a reliable estimate.
| Measure | Rank | Of |
|---|---|---|
| Population, July 2025 estimate | 554th | 936 |
Altenburg's figures with every place in Missouri (CSV)
Every place in Missouri, sortable · Compare Altenburg with other places
Source: PlainCities ranks computed from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How reliable are the figures for Altenburg?
26 of the 57 figures for Altenburg on this page carry a coefficient of variation over 40% and are marked with a ring: they come from a small sample, so read them as rough.
The American Community Survey samples about one household in eight over five years, so every figure is an estimate with a 90% margin of error (shown under each value). A ring marks an estimate whose coefficient of variation is over 40%. A change is called only when the gap between the two periods is larger than their combined 90% margin (the square root of the sum of the two squared margins), the Census Bureau's test. How to read a margin of error.
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026): margins of error as published · ACS technical documentation
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Altenburg are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' public schools in Altenburg.