See also: West Peoria, Illinois.
| Unit Pref: | Imperial |
| Settlement Type: | Township |
| Official Name: | West Peoria Township |
| Image Map1: | Map of Illinois highlighting Peoria County.svg |
| Mapsize1: | 150px |
| Map Caption1: | Peoria County's location in Illinois |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Illinois |
| Subdivision Type2: | County |
| Subdivision Name2: | Peoria |
| Leader Title: | Mayor |
| Leader Name: | James R. Dillon |
| Established Title: | Established |
| Established Date: | November 6, 1849 |
| Area Total Sq Mi: | 3.54 |
| Area Land Sq Mi: | 3.36 |
| Area Water Sq Mi: | 0.18 |
| Area Water Percent: | 5.08 |
| Population As Of: | 2010 |
| Timezone: | CST |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Coordinates: | 40.7°N -127°W |
| Pop Est As Of: | 2016 |
| Pop Est Footnotes: | [1] |
| Population Est: | 4597 |
| Blank Name: | FIPS code |
| Blank Info: | 17-143-80749 |
West Peoria Township was located in Peoria County, Illinois. The township dissolved in May 2021.
West Peoria was the portion of Peoria Township that was left when the City of Peoria Township was formed in 1907. It has two parts: the northern, most of which also became the city of West Peoria, Illinois in 1993; and the southern, a triangle between Bartonville, Peoria, and the Illinois River, and including part of Bartonville.
On October 14, 1969, the ‘Town of Peoria’ legally became 'West Peoria Township' to eliminate confusion with the City of Peoria.[2]
In November 2020, voters voted to dissolve the township, passing the referendum 1,159 to 817.[3] [4] [5] In May 2021, the West Peoria Township was dissolved and the City of West Peoria assumed responsibilities.
According to the 2010 census, the township had a total area of, of which (or 94.92%) is land and (or 5.08%) is water.[6]
As of the 2010 census, its population was 4,458 and it contained 2,123 housing units.