New Castle city, Indiana Demographics & Population 2026

Population Overview

New Castle city is a small city located in Indiana. The total population is 17,356. It ranks as the 52nd most populous out of 967 cities and towns in Indiana.

Age Demographics

The median age in New Castle city is 41.1 years. This is 8% higher than the state median of 38.0 years.

Economy, Income & Housing

The median household income in New Castle city is $48,977. This is 30% lower than the state median of $70,051. Compared to the national median of $78,538, household income here is 38% lower. The poverty rate stands at 18.5%. This is 52% higher than the state poverty rate of 12.2%. The unemployment rate is 5.7%. This is 33% higher than the state rate of 4.3%. The median home value is $95,100. Housing costs are 53% lower than the state median of $201,600. With a home-value-to-income ratio of just 1.9x, New Castle city is one of the most affordable housing markets in the area. 62.9% of occupied housing units are owner-occupied. This homeownership rate is 11% lower than the state average of 70.3%.

Race & Ethnicity

New Castle city has a predominantly White (non-Hispanic) population, comprising 88.5% of all residents. Black or African American residents account for 3.7%. The Black or African American population (3.7%) is well below the state average of 9.1%. The Hispanic or Latino population (2.6%) is well below the state average of 8.4%. The Asian population (0.9%) is well below the state average of 2.5%.

Education

13.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 52% 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 88.1%.

Data Sources & Methodology

All demographic data for New Castle 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.