Marion CDP, Indiana Demographics & Population 2026

Population Overview

Marion CDP is a small community located in Indiana. The total population is 361. It ranks as the 574th most populous out of 967 cities and towns in Indiana.

Age Demographics

The median age in Marion CDP is 45.8 years. This is 21% higher than the state median of 38.0 years.

Economy, Income & Housing

The median household income in Marion CDP is $98,144. This is 40% higher than the state median of $70,051. Compared to the national median of $78,538, household income here is 25% higher. The poverty rate stands at 0.0%. This is 100% lower than the state poverty rate of 12.2%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 0.0%. This is 100% lower than the state rate of 4.3%. The median home value is $320,800. Housing costs are 59% higher than the state median of $201,600. The home-value-to-income ratio is 3.3x. 67.3% of occupied housing units are owner-occupied. This homeownership rate is 4% lower than the state average of 70.3%.

Race & Ethnicity

Marion CDP has a predominantly White (non-Hispanic) population, comprising 100.0% of all residents.

Education

16.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 42% lower than the state rate of 28.8%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 85.8%.

Data Sources & Methodology

All demographic data for Marion CDP, Indiana is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. 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. For official data, visit data.census.gov.