In 2019, Jefferson County, AL had a population of 659k people with a median age of 38.3 and a median household income of $53,944. Between 2018 and 2019 the population of Jefferson County, AL declined from 659,300 to 658,573, a −0.11% decrease and its median household income declined from $55,206 to $53,944, a −2.29% decrease.
The 5 largest ethnic groups in Jefferson County, AL are White (Non-Hispanic) (49.4%), Black or African American (Non-Hispanic) (43.1%), White (Hispanic) (2.52%), Asian (Non-Hispanic) (1.74%), and Two+ (Non-Hispanic) (1.22%). 0% of the households in Jefferson County, AL speak a non-English language at home as their primary language.
97.8% of the residents in Jefferson County, AL are U.S. citizens.
The largest universities in Jefferson County, AL are University of Alabama at Birmingham (5,956 degrees awarded in 2020), Samford University (1,742 degrees), and Jefferson State Community College (1,284 degrees).
In 2019, the median property value in Jefferson County, AL was $170,000, and the homeownership rate was 61%. Most people in Jefferson County, AL drove alone to work, and the average commute time was 24.7 minutes. The average car ownership in Jefferson County, AL was 2 cars per household.