 More recent population data can be obtained from Statistics New Zealand . The smallest unit for which data are available is a meshblock , and Barrhill is located within the meshblock with ID <unk> . This meshblock has an area of 36 square kilometres ( 14 sq mi ) , i.e. a rural area much larger than just the village , and 5 square kilometres ( 1 @.@ 9 sq mi ) is within the river bed . Population in this meshblock was recorded at 60 in the 1996 census , 60 in 2001 , 69 in 2006 , and 66 in 2013 . 
