Estimated Percent of Related Children Age 5-17 in Families in Poverty for Lewis and Clark County, MT was 8.40% in January of 2022, according to the United States Federal Reserve. Historically, Estimated Percent of Related Children Age 5-17 in Families in Poverty for Lewis and Clark County, MT reached a record high of 15.70 in January of 1998 and a record low of 8.40 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimated Percent of Related Children Age 5-17 in Families in Poverty for Lewis and Clark County, MT - last updated from the United States Federal Reserve on May of 2024.