Masjid Kampong Kilanas located about 13km from Bandar Seri Begawan. The mosque was built on the site of 0.5 acres of land at a cost of $ 31.472. This mosque was first used in the 29th. November, 1968. mosque was officially opened by Her Royal Highness Paduka Seri Pengiran Pemancha Sahibul Rae 'Wal-Mashuarah Pengiran Muda Haji Mohd. Nature as the representative of the Sultan. Due to the number of inhabitants and growing congregation then full renovation was done in 1989 and completed in 1990 at a cost of $ 180,000.00. Capacity mosque can accommodate 1,700 worshipers.