Plymouth city, Indiana Demographics & Population 2026

Population Overview

Plymouth city is a small city located in Indiana. The total population is 10,506. It ranks as the 81st most populous out of 967 cities and towns in Indiana.

Age Demographics

The median age in Plymouth city is 34.9 years. This is 8% lower than the state median of 38.0 years.

Economy, Income & Housing

The median household income in Plymouth city is $53,115. This is 24% lower than the state median of $70,051. Compared to the national median of $78,538, household income here is 32% lower. The poverty rate stands at 15.0%. This is 23% higher than the state poverty rate of 12.2%. The unemployment rate is 3.8%. This is 13% lower than the state rate of 4.3%. The median home value is $122,200. Housing costs are 39% lower than the state median of $201,600. With a home-value-to-income ratio of just 2.3x, Plymouth city is one of the most affordable housing markets in the area. 55.8% of occupied housing units are owner-occupied. This homeownership rate is 21% lower than the state average of 70.3%.

Race & Ethnicity

The largest racial or ethnic group in Plymouth city is White (non-Hispanic), making up 68.0% of the population. Hispanic or Latino residents account for 27.7%. The Black or African American population (0.7%) is well below the state average of 9.1%. The Hispanic or Latino population is significantly higher than the state average (27.7% vs 8.4%). The Asian population (0.7%) is well below the state average of 2.5%.

Education

21.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 27% 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 84.0%.

Data Sources & Methodology

All demographic data for Plymouth city, 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.