In 2018, St. Joseph County, IN had a population of 271k people with a median age of 37 and a median household income of $54,434. Between 2017 and 2018 the population of St. Joseph County, IN grew from 270,434 to 270,771, a 0.125% increase and its median household income grew from $52,106 to $54,434, a 4.47% increase.
The 5 largest ethnic groups in St. Joseph County, IN are White (Non-Hispanic) (71.9%), Black or African American (Non-Hispanic) (13%), White (Hispanic) (5.35%), Two+ (Non-Hispanic) (3.13%), and Asian (Non-Hispanic) (2.41%). 0% of the households in St. Joseph County, IN speak a non-English language at home as their primary language, and 96.5% of the residents in St. Joseph County, IN are U.S. citizens.
In 2018, the median property value in St. Joseph County, IN was $136,500, and the homeownership rate was 67.3%. Most people in St. Joseph County, IN drove alone to work, and the average commute time was 20.4 minutes. The average car ownership in St. Joseph County, IN was 2 cars per household.