The Jacksonville, IL Micropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of two counties in west central Illinois, anchored by the city of Jacksonville.

[1] As of the census[2] of 2000, there were 42,153 people, 16,261 households, and 10,813 families residing within the μSA.

The racial makeup of the μSA was 93.27% White, 4.66% African American, 0.18% Native American, 0.42% Asian, 0.01% Pacific Islander, 0.61% from other races, and 0.85% from two or more races.

Hispanic or Latino of any race were 1.20% of the population.

Males had a median income of $30,659 versus $22,280 for females.