Twelve Mile, Indiana Demographics & Population 2026
During the 2020–2024 ACS period, Twelve Mile, Indiana had a total population of 300, the 611th largest community in Indiana, with a median household income of $50,083, which is 30% lower than the state average. The poverty rate is 15.7%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 30% below the state average, indicating significant economic challenges.
- Only 6.1% of adults have a bachelor's degree, well below the national average of 35.7%.
Twelve Mile Quick Facts
How Twelve Mile 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 | 355 | 300 | -15.5% |
| Median household income | $51,536 | $50,083 | -2.8% |
How Twelve Mile 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: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Twelve Mile Rankings in Indiana
Explore Indiana Rankings
Cities Similar to Twelve Mile
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Ontario | 301 | N/A | N/A | 5.4% | 0.0% |
| Arthur | 299 | N/A | $110,800 | 20.9% | 42.5% |
| Gentryville | 303 | $49,241 | $122,200 | 6.5% | 2.0% |
| Needmore | 309 | N/A | $94,200 | 8.9% | 5.9% |
| Amity | 317 | N/A | $207,900 | 0.0% | 19.2% |
A note before these figures: with a population of 300, Twelve Mile'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
Twelve Mile is a small community located in Indiana. The total population is 300. It ranks as the 611th most populous out of 967 Census-designated places in Indiana.
Age Demographics
The median age in Twelve Mile is 7.5 years. This is 80% lower than the state median of 38.1 years. With 61.3% of the population under 18, Twelve Mile has a notably young demographic profile, suggesting a family-oriented community.
Economy, Income & Housing
The median household income in Twelve Mile is $50,083. This is 30% lower than the state median of $71,957. It is also 38% lower than the national median of $80,734. The poverty rate stands at 15.7%. This is 27% higher than the state poverty rate of 12.3%. The survey records no unemployed residents in Twelve Mile, which reflects the size of the sample rather than a labor market without joblessness. 51.6% of occupied housing units are owner-occupied. This homeownership rate is 27% lower than the state average of 70.5%.
Race & Ethnicity
Twelve Mile has a predominantly White (non-Hispanic) population, comprising 93.3% of all residents.
Education
6.1% of residents aged 25 and older hold a bachelor's degree or higher. This is 79% lower than the state rate of 29.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. No surveyed resident aged 25 or older reported leaving school before earning a high school diploma, though a rate of exactly 100% reflects the limits of a small sample.
Data Sources & Methodology
All demographic data for Twelve Mile, Indiana 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 Indiana state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 967 Census-designated places in Indiana. 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 Twelve Mile, Indiana?
Twelve Mile, Indiana has a population of 300 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Twelve Mile, IN?
The median household income in Twelve Mile is $50,083, which is 38% lower than the national median of $80,734.
What is the poverty rate in Twelve Mile, IN?
The poverty rate in Twelve Mile is 15.7%. This means approximately 47 residents live below the federal poverty line.
What is the racial makeup of Twelve Mile, Indiana?
Twelve Mile's population is 93.3% White, 0.0% Black, 0.0% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Twelve Mile, IN?
The Census Bureau does not publish a reliable median home value estimate for Twelve Mile — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.
How educated is Twelve Mile, Indiana?
6.1% of adults (25+) in Twelve Mile hold a bachelor's degree or higher, and 0.0% hold a graduate or professional degree.