Usuka
{{Short description|Ward in Njombe, Iringa, Tanzania}}
{{Use British English|date=August 2022}}
{{Use dmy dates|date=August 2022}}
{{Infobox settlement
| name = Usuka
| native_name = Kata ya Usuka
| native_name_lang = sw
| settlement_type = Ward
| pushpin_map = Tanzania
| map_caption = Location of Usuka
| coordinates = {{coord|8.971225|S|34.641947|E|display=inline,title|type:adm3rd_region:TZ-source:google_maps}}
| subdivision_type = Country
| subdivision_name = {{flag|Tanzania}}
| subdivision_type1 = Region
| subdivision_name1 = Iringa Region
| subdivision_type2 = District
| subdivision_name2 = Njombe District
| subdivision_type3 = Ward
| subdivision_name3 = Usuka
| population_as_of = 2016
| population_total = 6,344
| timezone = EAT
| utc_offset = +3
}}
Usuka is a town and ward in Njombe District in the Iringa Region of the Tanzanian Southern Highlands. In 2016 the Tanzania National Bureau of Statistics report there were 6,344 people in the ward, from 6,146 in 2012.{{Cite report |url=http://tanzania.countrystat.org/fileadmin/user_upload/countrystat_fenix/congo/docs/Census%20General%20Report-2012PHC.pdf |title=2012 Population and Housing Census - Population Distribution by Administrative Areas. |date=2013-03-01 |publisher=National Bureau of Statistics |location=Dar es Salaam, Tanzania |page= |language=en |access-date=2022-07-03 |archive-url=https://web.archive.org/web/20220326183741/http://tanzania.countrystat.org/fileadmin/user_upload/countrystat_fenix/congo/docs/Census%20General%20Report-2012PHC.pdf |archive-date=2022-03-26 |url-status=live}}{{Cite report |url=https://www.nbs.go.tz/nbs/takwimu/majimbo/MAJIMBOApril_Kisw.pdf |title=2016 Makadirio ya Idadi ya Watu katika Majimbo ya Uchaguzi kwa Mwaka 2016, Tanzania Bara. |trans-title=Population Estimates in Administrative Areas for the Year 2016, Mainland Tanzania |date=2016-04-01 |publisher=National Bureau of Statistics |location=Dar es Salaam, Tanzania |page= |language=sw |access-date=2022-07-03 |archive-url=https://web.archive.org/web/20211227102333/https://www.nbs.go.tz/nbs/takwimu/majimbo/MAJIMBOApril_Kisw.pdf |archive-date=2021-12-27 |url-status=live}}