 About 5.1% of families and 8.2% of the population were below the poverty line, including 15.5% of those under age 18 and 0.8% of those age 65 or over.A 2019 Bloomberg L.P. report (citing Bureau of Economic Analysis figures) found that Teton had the highest average incomes per capita of any county in the United States, at $252,000.This was partly attributed to the high incomes of Jackson Hole residents, where property owners include Bill Gates.