Resident Population in Manhattan, KS (MSA) was 134.89200 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Manhattan, KS (MSA) reached a record high of 137.83000 in January of 2012 and a record low of 109.03900 in January of 2000. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Manhattan, KS (MSA) - last updated from the United States Federal Reserve on April of 2026.