What Ethnicities Live in Indiana? Indiana is a diverse state with a population of 6.7 million people. According to the most recent census, the majority of the population is white, making up 5.22 million people. Black people make up 595,406 of the population, and other ethnicities make up the remaining population. When it comes to educational attainment, white people have the highest high school graduation rate at 91.20%. Asians have the highest rate of bachelor's degrees at 57.45%. The race least likely to be in poverty in Indiana is white, with 10.28% below the poverty level. Indiana is home to many different ethnicities and cultures. Additionally, there are over 100,000 Native Americans living in Indiana.