Westside, Fresno County, California

{{Use mdy dates|date=July 2023}}

{{Short description|Unincorporated community in California, United States}}

{{coord|36|24|02|N|120|08|21|W|display=title}}

{{Infobox settlement

|name = Westside

|other_name =

|native_name =

|nickname =

|settlement_type =Unincorporated community
Census designated place

|image_skyline =

|imagesize =

|image_map = Fresno_County_California_Incorporated_and_Unincorporated_areas_Westside_Highlighted_0684863.svg

|map_caption = Location in Fresno County and the state of California

|pushpin_map =California#USA

|pushpin_label_position =bottom

|pushpin_mapsize =

|pushpin_map_caption =Location in California

|pushpin_image=California Locator Map with US.PNG

|subdivision_type = Country

|subdivision_name =United States

|subdivision_type1 = State

|subdivision_name1 = California

|subdivision_type2 =County

|subdivision_name2 = Fresno County

|subdivision_type3 =

|subdivision_name3 =

|population_as_of = 2020

|population = 143

|population_footnotes = {{cite web |title=US Census Bureau |url=https://data.census.gov/all?q=Westside%20CDP,%20California |website=www.census.gov |access-date=21 August 2024}}

|

|established_title =

|established_date =

|coordinates = {{coord|36|24|02|N|120|08|21|W|region:US-CA|display=inline}}

|elevation_footnotes = {{gnis|251420}}

|elevation_m =76

|elevation_ft =249

|footnotes =

}}

Westside (formerly, O'Neill) is an unincorporated community and census designated place (CDP) in Fresno County, California. It is located {{convert|22|mi|km|0}} northeast of Coalinga,{{California's Geographic Names|1125}} at an elevation of 249 feet (76 m).