Quincy, Illinois

Quincy, Illinois
City of Quincy
Official seal of Quincy, Illinois
Nickname: 
Gem City
Location of Quincy in Adams County, Illinois.
Location of Quincy in Adams County, Illinois.
Quincy is located in Illinois
Quincy
Quincy
Quincy is located in the United States
Quincy
Quincy
Coordinates: 39°55′56″N 91°23′19″W / 39.93222°N 91.38861°W / 39.93222; -91.38861
CountryUnited States
StateIllinois
CountyAdams
Government
 • TypeMayor–council
 • MayorMichael A. Troup (R)
Area
 • City15.81 sq mi (40.94 km2)
 • Land15.77 sq mi (40.83 km2)
 • Water0.04 sq mi (0.11 km2)
Elevation633 ft (193 m)
Population
 (2020)
 • City39,463
 • Density2,503.20/sq mi (966.50/km2)
 • Metro75,546
Time zoneUTC−6 (CST)
 • Summer (DST)UTC−5 (CDT)
ZIP codes
62301, 62305, 62306
Area codes217, 447
FIPS code17-001-62380
GNIS feature ID2396301[2]
Websitewww.quincyil.gov

Quincy (/ˈkwɪnsi/ KWIN-see) is a city in and the county seat of Adams County, Illinois, United States, located on the Mississippi River. [4] The population was 39,463 as of the 2020 census, down from 40,633 in 2010. The Quincy micropolitan area had 114,649 residents. [5]

Known as Illinois's "Gem City", Quincy was a thriving transportation center as riverboats and rail service linked the city to many destinations west and along the river during the 19th century. It was Illinois' second-largest city, surpassing Peoria in 1870.[6] The city has several historic districts, including the Downtown Quincy Historic District and the South Side German Historic District, which display the architecture of Quincy's many German immigrants from the late 19th century.

  1. ^ "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved March 15, 2022.
  2. ^ a b U.S. Geological Survey Geographic Names Information System: Quincy, Illinois
  3. ^ "Quincy, IL MO Metro Area". 2010. Retrieved October 2, 2013.
  4. ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
  5. ^ "U.S. Census Bureau QuickFacts: Adams County, Illinois; Lewis County, Missouri; Marion County, Missouri; Ralls County, Missouri". www.census.gov. Retrieved October 16, 2023.
  6. ^ "quincy, il | see the unexpected". Seequincy.com. Archived from the original on January 18, 2014. Retrieved March 5, 2014.