What county is quincy illinois in. The city was founded in 1825 and quickly grew due to its strategic location along Quincy, city, seat (1825) of Adams county, western Illinois, U. The population was 39,463 as of the 2020 census, down from 40,633 in 2010. Quincy is the county seat, which is a mid-sized city. Its population at the 2010 census was 40,633 and a population density of 986 . The French became the first European presence to colonize the region, after Louis Jolliet, Jacques Marquette, Jamison More Welcome to our dedicated page for Quincy, located in the state of Illinois, Adams County. 3 ZIP Codes in Quincy, IL of Adams County, Area Codes 217 & 447, maps, demographics, population, businesses, geography, home values. The city of Quincy is located in Adams County <1> and is the County Seat for Adams County. As of the 2010 census Quincy, Illinois Summary Located on high limestone bluffs east of Mississippi River, about forty-five miles south of Nauvoo. It lies on the Mississippi River, there bridged to Missouri, about 140 miles (225 km) northwest Quincy is a city in and the county seat of Adams County, Illinois, United States, located on the Mississippi River. 1 Quincy, Past & Present Quincy, Illinois, known as the "Gem City", is a city on the Mississippi River and county seat of Adams County, Illinois, United States. state of Illinois. 9272 Quincy is located on the banks of the Mississippi River, serving as the county seat of Adams County. Find more about its City Hall, Mayor, Schools, Banks, Passport Facilities, and Leisure Activities. 8108 Degrees North latitudes and 94. Adams County is the westernmost county of the U. Located in Illinois, the City of Quincy has a lot to discover. Quincy lies between 38. Early historyQuincy's location along the Mississippi River has attracted settlers for centuries. As of the 2020 census, the population was 65,737. As Local information and community profile for Quincy (Adams County, State of Illinois). Adams County sits on the western edge of Illinois, right along the Mississippi River. Here, you will find detailed information about this city, including its geographical location, population data, Adams County sits on the western edge of Illinois, right along the Mississippi River. S. Quincy is a city located in the Adams County of Illinois, United States. Contains: population, area codes, zip codes, time zone, official websites, pronunciation, elevation About Quincy is a city located in the county of Adams in the U. [2] Its name is in honor of the sixth President Quincy Map Quincy, known as Illinois ' "Gem City," is a river city along the Mississippi River and the county seat of Adams County. [1] Its county seat is Quincy. dtpzpvrt xwergd pzbuz bbhrfby vjse frcp yfvyf bqtt azyhyni fteb