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Montgomery County, Illinois

Montgomery County, Illinois
Montgomery County Courthouse, Hillsboro.jpg
Montgomery County Courthouse, Hillsboro
Map of Illinois highlighting Montgomery County
Location in the U.S. state of Illinois
Map of the United States highlighting Illinois
Illinois's location in the U.S.
Founded 1821
Named for Richard Montgomery
Seat Hillsboro
Largest city Litchfield
Area
 • Total 710 sq mi (1,839 km2)
 • Land 704 sq mi (1,823 km2)
 • Water 6.0 sq mi (16 km2), 0.8%
Population
 • (2010) 30,104
 • Density 43/sq mi (17/km²)
Congressional district 13th
Time zone Central: UTC-6/-5
Website www.montgomeryco.com
Hillsboro, Illinois
Climate chart ()
J F M A M J J A S O N D
 
 
2.2
 
 
37
21
 
 
2
 
 
44
26
 
 
3.6
 
 
56
35
 
 
4.2
 
 
68
45
 
 
4.3
 
 
78
55
 
 
4.1
 
 
87
64
 
 
3.5
 
 
91
68
 
 
3.5
 
 
89
66
 
 
3.2
 
 
82
58
 
 
2.9
 
 
71
47
 
 
3.8
 
 
55
37
 
 
3
 
 
42
26
Average max. and min. temperatures in °F
Precipitation totals in inches
Source: The Weather Channel
J F M A M J J A S O N D
 
 
2.2
 
 
37
21
 
 
2
 
 
44
26
 
 
3.6
 
 
56
35
 
 
4.2
 
 
68
45
 
 
4.3
 
 
78
55
 
 
4.1
 
 
87
64
 
 
3.5
 
 
91
68
 
 
3.5
 
 
89
66
 
 
3.2
 
 
82
58
 
 
2.9
 
 
71
47
 
 
3.8
 
 
55
37
 
 
3
 
 
42
26
Average max. and min. temperatures in °F
Precipitation totals in inches
Source: The Weather Channel