Bonanza is an unincorporated community in Alberta, Canada.It is located in census division No. 19 and is administered by Saddle Hills County.DemographicsStatistics Canada has not recently published a population for Bonanza.However, Industry Canada shows that Bonanza's greater rural area had a total population of 638 living in 254 dwellings in 2001. With a land area of 1787.29km2, its greater rural area has a population density of 0.4/km2.