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Henderson County, Illinois

Henderson County, Illinois
Henderson County Courthouse, Oquawka.jpg
Henderson County Courthouse, Oquawka
Map of Illinois highlighting Henderson County
Location in the U.S. state of Illinois
Map of the United States highlighting Illinois
Illinois's location in the U.S.
Founded 1841
Named for Richard Henderson
Seat Oquawka
Largest village Oquawka
Area
 • Total 395 sq mi (1,023 km2)
 • Land 379 sq mi (982 km2)
 • Water 16 sq mi (41 km2), 4.1%
Population
 • (2010) 7,331
 • Density 19/sq mi (7/km²)
Congressional district 17th
Time zone Central: UTC-6/-5
Oquawka, Illinois
Climate chart ()
J F M A M J J A S O N D
 
 
1.3
 
 
30
15
 
 
1.5
 
 
36
21
 
 
3
 
 
49
31
 
 
3.6
 
 
62
43
 
 
4.4
 
 
72
54
 
 
4.5
 
 
82
63
 
 
4.5
 
 
85
67
 
 
3.9
 
 
83
65
 
 
3.6
 
 
76
57
 
 
2.9
 
 
65
46
 
 
2.7
 
 
49
33
 
 
2.1
 
 
35
21
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
 
 
1.3
 
 
30
15
 
 
1.5
 
 
36
21
 
 
3
 
 
49
31
 
 
3.6
 
 
62
43
 
 
4.4
 
 
72
54
 
 
4.5
 
 
82
63
 
 
4.5
 
 
85
67
 
 
3.9
 
 
83
65
 
 
3.6
 
 
76
57
 
 
2.9
 
 
65
46
 
 
2.7
 
 
49
33
 
 
2.1
 
 
35
21
Average max. and min. temperatures in °F
Precipitation totals in inches
Source: The Weather Channel