Fairview township is located in Fulton County, Illinois. Fairview township has a 2026 population of 610. Fairview township is currently declining at a rate of -0.81% annually and its population has decreased by -3.17% since the most recent census, which recorded a population of 630 in 2020.
The median household income in Fairview township is $67,292 with a poverty rate of 11.13%. The median age in Fairview township is 48.8 years: 48.2 years for males, and 49.6 years for females. For every 100 females there are 93.0 males.