 According to the 2010 Census; almost 98% of Whitley County is white, as compared to Lake County (Gary), which is only 64.4% white and 25.9% African American.Lastly, the average family size per household is relatively constant around 3.00 persons per household.In 2010, the average family size per household was 3.66 in LaGrange County, 3.23 in Elkhart County, 3.19 in Lake County, 3.16 in Noble County, 3.15 in Marshall County and 3.12 in Allen County.