Editing Jersey County, Illinois (section)

==Communities==
[[File:Municipality map of Jersey County, Illinois.png|250px|right|thumb|Incorporated communities in Jersey County]]

===Cities===
* [[Grafton, Illinois|Grafton]]
* [[Jerseyville, Illinois|Jerseyville]]

===Villages===
* [[Brighton, Illinois|Brighton]]
* [[Elsah, Illinois|Elsah]]
* [[Fidelity, Illinois|Fidelity]]
* [[Fieldon, Illinois|Fieldon]]

===Town===
* [[Otterville, Illinois|Otterville]]

===Unincorporated communities===
{{div col|colwidth=22em}}
* [[Beltrees, Illinois|Beltrees]]
* [[Chautauqua, Illinois|Chautauqua]]
* [[Delhi, Illinois|Delhi]]
* [[Dow, Illinois|Dow]]
* [[East Newbern, Illinois|East Newbern]]
* [[Kemper, Illinois|Kemper]]
* [[Lake Piasa, Illinois|Lake Piasa]]
* [[Lockhaven, Illinois|Lockhaven]]
* [[McClusky, Illinois|McClusky]]
* [[Newbern, Illinois|Newbern]]
* [[New Delhi, Illinois|New Delhi]]
* [[Nutwood, Illinois|Nutwood]]
* [[Reardon, Illinois|Reardon]]
* [[Reddish, Illinois|Reddish]]
* [[Rosedale, Illinois|Rosedale]]
* [[Spankey, Illinois|Spankey]]
{{div col end}}

===Townships===
Jersey County is divided into eleven [[Civil township|townships]]:

{{div col}}
* [[Elsah Township, Jersey County, Illinois|Elsah Township]]
* [[English Township, Jersey County, Illinois|English Township]]
* [[Fidelity Township, Jersey County, Illinois|Fidelity Township]]
* [[Jersey Township, Jersey County, Illinois|Jersey Township]]
* [[Mississippi Township, Jersey County, Illinois|Mississippi Township]]
* [[Otter Creek Township, Jersey County, Illinois|Otter Creek Township]]
* [[Piasa Township, Jersey County, Illinois|Piasa Township]]
* [[Quarry Township, Jersey County, Illinois|Quarry Township]]
* [[Richwood Township, Jersey County, Illinois|Richwood Township]]
* [[Rosedale Township, Jersey County, Illinois|Rosedale Township]]
* [[Ruyle Township, Jersey County, Illinois|Ruyle Township]]
{{div col end}}

===Population ranking===
The population ranking of the following table is based on the [[2020 United States census|2020 census]] of Jersey County.

'''†''' ''county seat''

{| class="wikitable sortable"
|-
!Rank
!Place
!Municipal type
!Population (2020 Census)

|- style="background-color:#FFFACD;"
| 1
|'''†''' '''[[Jerseyville, Illinois|Jerseyville]]''' 
| City
| 8,336
|- style="background-color:#FFFACD;"
| 2
|'''[[Brighton, Illinois|Brighton]]''' (''partially in [[Macoupin County, Illinois|Macoupin County]]'') 
| Village
| 2,221
|- style="background-color:#FFFACD;"
| 3
|'''[[Grafton, Illinois|Grafton]]''' 
| City
| 626
|- style="background-color:#FFFACD;"
| 4
|'''[[Elsah, Illinois|Elsah]]''' 
| Village
| 519
|- style="background-color:#FFFACD;"
| 5
|'''[[Fieldon, Illinois|Fieldon]]''' 
| Village
| 176
|- style="background-color:#FFFACD;"
| 6
|'''[[Fidelity, Illinois|Fidelity]]''' 
| Village
| 96
|- style="background-color:#FFFACD;"
| 7
|'''[[Otterville, Illinois|Otterville]]''' 
| Town
| 87
|- style="background-color:#FFFACD;"
|}