Whiteside County, Administrative county in northwestern Illinois, US
Whiteside County spans 697 square miles of land with the Mississippi River forming its western boundary and the Rock River crossing its territory.
The county was established in 1836 from parts of Jo Daviess and Henry counties, named after General Samuel Whiteside who served in the War of 1812.
Morrison, the county seat, maintains multiple historical societies and museums that document the development of this Illinois region through preserved artifacts and records.
The county government provides residents with online access to property tax information, GIS mapping services, and regular updates about community meetings and events.
The village of Tampico in Whiteside County marks the birthplace of United States President Ronald Reagan, who was born there in 1911.
Location: Illinois
Inception: 1836
Capital city: Morrison
Shares border with: Carroll County, Ogle County, Lee County, Bureau County, Henry County, Rock Island County, Clinton County
Website: https://whitesidecountyil.gov
GPS coordinates: 41.75000,-89.91000
Latest update: May 27, 2025 13:30
Birthplace of Ronald Reagan
16.8 km
H. C. Pitney Variety Store Building
16.8 km
Van Allen Building
25.2 km
Lock and Dam No. 13
26.2 km
Sinnissippi Mounds
21.4 km
Clinton Railroad Bridge
24.7 km
Morrison-Rockwood State Park
12 km
Gateway Bridge
24.7 km
Paul W. Dillon Home
19.6 km
St. Irenaeus Catholic Church
26.4 km
Albany Mounds State Historic Site
27 km
Mark N. Norris Bridge
25.3 km
Main Street Historic District
16.8 km
St. Boniface Church
26.4 km
Clinton County Courthouse
25.6 km
Whiteside County Courthouse
8.1 km
Clinton Public Library
25.3 km
Cherry Bank
28.3 km
George M. Curtis House
25.7 km
Clinton Area Showboat Theatre
25.1 km
Bickelhaupt Arboretum
27.6 km
De Immigrant
25.1 km
Sterling Masonic Temple
18.1 km
Washington Junior High School and Jefferson Grade School
25.3 km
First National Bank
25.3 km
Fulton Commercial Historic District
18.5 km
Wilson Building
25.3 km
Castle Terrace Historic District
27.3 kmReviews
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