Washington County Info
All cities in Washington county
All zip codes in Washington county
Illinois State
USA
Most Populated Cities in Washington County
By Letter
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A
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D
E
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T
U
V
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X
Y
Z
City
Population
Growth
Age
Income per household
Centralia IL
21,178
-5%
41.10
$33,967.00
Nashville IL
5,340
0%
42.20
$43,000.00
Marissa IL
3,165
-1%
42.60
$36,838.00
Coulterville IL
1,960
-35%
45.70
$32,932.00
Okawville IL
1,609
-29%
41.00
$36,906.00
Addieville IL
1,053
-16%
43.40
$41,319.00
Ashley IL
1,034
-40%
40.70
$36,458.00
Lenzburg IL
943
-6%
44.50
$36,912.00
Hoyleton IL
882
-14%
40.50
$48,583.00
Oakdale IL
735
0%
44.60
$42,212.00
Scheller IL
691
14%
42.50
$43,021.00
Du Bois IL
528
-8%
46.10
$35,139.00
Richview IL
487
-5%
43.30
$37,614.00
Cities in Numbers
All Cities in Washington County
Most Populated Cities in Washington County
Least Populated Cities in Washington County
Growing Cities in Washington County
Declining Cities in Washington County
Younger Crowd Cities in Washington County
Older Crowd Cities in Washington County
Highest Income Cities in Washington County
Lowest Income Cities in Washington County
Zip Codes in Numbers
All Zip Codes in Washington County
Most Populated Zip Codes in Washington County
Least Populated Zip Codes in Washington County
Growing Zip Codes in Washington County
Declining Zip Codes in Washington County
Younger Crowd Zip Codes in Washington County
Older Crowd Zip Codes in Washington County
Highest Income Zip Codes in Washington County
Lowest Income Zip Codes in Washington County