Kostera Oval is utilised by sporting clubs and schools for various activities. It is one of the Shire of Kalamunda’s major recreational grounds. The Oval backs onto Kalamunda Senior High School. It is used by the Kalamunda Cricket Club and the annual Agricultural Show is also held here. The Lapidary Club also has its rooms in a building located on the Recreation Road side. The playground is semi fenced. The grounds are managed by the Shire of Kalamunda and are available for hire (phone: 9359 1700). There is adequate parking and the Reserve is accessible by bus. The Kalamunda town centre is located within easy walking distance. Hedley Jorgensen Oval backs onto Kostera Oval.