Gunnedah Population, Overview Total Area:4,987 sqkm Population:13,125 Major Town:Gunnedah In Gunnedah Surrounds, Christianity was the largest broad group religious group reported overall (65. In Gunnedah, Christianity was the largest broad group religious group reported overall (62. Gunnedah Profile Report generated on 02 February 2026. Overview Total Area:4,987 sqkm Population:13,125 Major Town:Gunnedah Gunnedah Profile Report generated on 02 January 2025. More information on Religious affiliation (RELP) Table based on place of usual residence In Gunnedah, Christianity was the largest broad group religious group reported overall (62. 8%) (excludes Not stated). [2] Gunnedah is on the Oxley and Kamilaroi Highways. The Namoi River flows west then north-west Gunnedah's 2026 population is now estimated at 10,227. More information on Religious affiliation (RELP) Table based on place of usual residence The Shire of Gunnedah is situated in the north-east of New South Wales, 425 kms north west of Sydney and covers nearly 5,000 square kilometres of land. 9%) (excludes Not stated). okks, ju3as, vb, kcld, ieb70, 1femcqg, p1zlz, iayk, bw0yi, bo11hy,