The County of Forty Mile No. 8 is a municipal district in south eastern Alberta, Canada.It is located in Census Division 1, southwest of Medicine Hat. Its municipal office is located in the Village of Foremost.DemographicsIn the 2016 Census of Population conducted by Statistics Canada, the County of Forty Mile No. 8 recorded a population of 3,581 living in 865 of its 968 total private dwellings, a change from its 2011 population of 3,336. With a land area of 7249.31km2, it had a population density of in 2016.In the 2011 Census, the County of Forty Mile No. 8 had a population of 3,336 living in 819 of its 965 total dwellings, a -2.3% change from its 2006 population of 3,414. With a land area of 7229.68km2, it had a population density of in 2011.In 2006, County of Forty Mile had a population of 3,414 living in 945 dwellings, a 0.5% decrease from 2001. The county has a land area of 7229.84km2 and a population density of 0.5/km2.In 2001, the municipal district had a population of 3,168 in 947 dwellings, a 1.9% decrease from 1996. On a surface of 7,215.27 km² it had a density of 0.4 inhabitants/km².