In 2018, DeKalb County, TN had a population of 19.6k people with a median age of 41.2 and a median household income of $44,134. Between 2017 and 2018 the population of DeKalb County, TN grew from 19,380 to 19,601, a 1.14% increase and its median household income grew from $40,690 to $44,134, a 8.46% increase.
The 5 largest ethnic groups in DeKalb County, TN are White (Non-Hispanic) (88.3%), White (Hispanic) (5.79%), Other (Hispanic) (1.96%), Two+ (Non-Hispanic) (1.41%), and Black or African American (Non-Hispanic) (1.36%). NaNk% of the people in DeKalb County, TN speak a non-English language, and 94.8% are U.S. citizens.
The median property value in DeKalb County, TN is $137,800, and the homeownership rate is 69%. Most people in DeKalb County, TN commute by Drove Alone, and the average commute time is 27.9 minutes. The average car ownership in DeKalb County, TN is 2 cars per household.