Percent of Population Below the Poverty Level (5-year estimate) in Oliver County, ND was 11.50% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Oliver County, ND reached a record high of 11.80 in January of 2021 and a record low of 3.10 in January of 2017. Trading Economics provides the current actual value, an historical data chart and related indicators for Percent of Population Below the Poverty Level (5-year estimate) in Oliver County, ND - last updated from the United States Federal Reserve on May of 2024.