Delavan, Illinois
City in Illinois, United States Delavan City Downtown Delavan Location of Delavan in Tazewell County, Illinois. Delavan Location of Delavan, Illinois Show map of Tazewell County, Illinois Delavan Delavan (Illinois) Show map of Illinois Coordinates: 40°22′15″N 89°32′44″W / 40.37083°N 89.54556°W / 40.37083; -89.54556 Coordinates: 40°22′15″N 89°32′44″W / 40.37083°N 89.54556°W / 40.37083; -89.54556 Country United States State Illinois County Tazewell Area [1] • Total 1.29 sq mi (3.34 km 2 ) • Land 1.29 sq mi (3.34 km 2 ) • Water 0.00 sq mi (0.00 km 2 ) Elevation 617 ft (188 m) Population (2010) • Total 1,689 • Estimate (2016) [2] 1,634 • Density 1,265.69/sq mi (488.61/km 2 ) Time zone UTC-6 (CST) • Summer (DST) UTC-5 (CDT) Postal code 61734 Area code(s) 309 FIPS code 17-19226 Website www.delavanil.org Delavan is a city in Tazewell Cou...