'''Olkokola''' ni kata ya [[Wilaya ya Arusha Vijijini]] katika [[Mkoa wa Arusha]], [[Tanzania]] yenye [[postikodi]] [[namba]] '''23203'''<ref>https://www.tcra.go.tz/images/documents/postcode/arusha.pdf{{Dead link|date=January 2021 |bot=InternetArchiveBot |fix-attempted=yes }}</ref>. Wakati wa sensa iliyofanyika mwaka wa 2012, kata ilikuwa na wakazi wapatao 24,728 <ref>{{Cite web |url=http://www.meac.go.tz/sites/default/files/Statistics/Tanzania%20Population%20Census%202012.pdf |title=Sensa ya 2012, Arusha - Arusha Vijijini DC |accessdate=2016-05-20 |archiveurl=https://web.archive.org/web/20160303225919/http://www.meac.go.tz/sites/default/files/Statistics/Tanzania%20Population%20Census%202012.pdf |archivedate=2016-03-03 }}</ref> walioishi humo.
