Union Grove, Illinois

Union Grove: township in Whiteside County, Illinois

About

Union Grove is a township located in the county of Whiteside in the U.S. state of Illinois. Its population at the 2010 census was 1,244 and a population density of 35 people per km². After 10 years in 2020 city had an estimated population of 1,113 inhabitants.

Union Grove locator map
Location of Union Grove on Illinois map.

Quick Facts about Union Grove

Population 1,113 (2020)
Country United States of America
State Illinois (United States)
County Whiteside County
Area 35.09 km2
Latitude & Longitude 41.8342,-90.0265
Time Zone America/Chicago
Local time 00:04:09 (23rd April 2026)
Density 32 Pop. per km² as of 2020
Population growth -11.77% (2010-2020)
Weather 79℉ Partly Sunny 7-days weather
Map highlighting Union Grove Township  Whiteside County  Illinois locator map image
Map highlighting Union Grove Township Whiteside County Illinois locator map image

Geography

Union Grove is located at 41°50'3"N 90°1'35"W (41.8342000, -90.0265100).

Union Grove map

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Weather

79°F
Partly Sunny
10 to 20 mph S Thursday

Partly sunny, with a high near 79.

7-Day Forecast

Demographics

According to census records, the population of Union Grove decreased by 11.77% in 10 years.

Year Population % Change Method
2010 1,244 - census
2011 1,233 -0.89% estimation process
2012 1,223 -0.82% estimation process
2013 1,220 -0.25% estimation process
2014 1,210 -0.83% estimation process
2015 1,209 -0.08% estimation process
2016 1,201 -0.67% estimation process
2017 1,190 -0.92% estimation process
2018 1,181 -0.76% estimation process
2019 1,176 -0.43% estimation process
2020 1,113 -5.66% estimation process
Uniongrove

Nearby Schools and Colleges

Schools and campuses linked to Union Grove, IL. Select a name to open its map and contact details.

Code Name City ZIP
147396 Morrison Institute of Technology Morrison (IL) 61270-2959

Nearby Transit Stations (9)

Rail and bus stations connected to Union Grove, IL. Select a station to open its map and address details.

Code Name Address Type
RKI Rock Island, IL 3500 5th Avenue BUS
DVP Davenport, Iowa 304 West River Drive BUS
MLI Moline, Illinois 1200 River Drive BUS
KEE Kewanee Loomis and North Tremont Sts. RAIL
PCT Princeton 107 Bicentennial Dr. RAIL

Closest post offices linked to Union Grove.

Post Office Name City ZIP
Morrison Post Office Morrison (IL) 61270

Other places with the same name (3)

  • Union Grove, Wisconsin city in Marshall County, Alabama, United States of America with a population of 5,266 people.
  • Union Grove, Texas city in Upshur County, Texas, United States with a population of 372 people.
  • Union Grove, Alabama city in Marshall County, Alabama, United States of America with a population of 79 people.

Other cities in Whiteside County

Cities, towns, neighborhoods & other populated places in Whiteside County , IL. (more)

City Name Population Title
Sterling 14,313 City in Whiteside County, Illinois, United States
Rock Falls 8,648 City in Illinois
Morrison 3,950 City in Whiteside County, Illinois, United States of America
Fulton 3,285 City in Illinois
Prophetstown 1,919 City in Whiteside County, Illinois, United States
Erie 1,482 Village in Whiteside County, Illinois
Garden Plain 999 Township of Illinois
Albany 856 Village in Whiteside County, Illinois, United States
Tampico 721 Township in Whiteside County, Illinois
Lyndon 604 City in Illinois, United States of America
Ustick 581 Township in Whiteside County, Illinois
Fenton 507 City in Whiteside County, Illinois, United States of America
Portland 395 Township in Whiteside County, Illinois, United States of America
Round Grove 346 Township in Livingston County, Illinois
Hahnaman 330 Township of Illinois
Coleta 151 Town

Distance to Other Cities

Union Grove distances to largest Illinois cities