Lewis And Clark County is a county located in the U.S. state of Montana. As of the most recent data available, the county has a population of approximately 55,716 people, with a population density of about 16.10 persons per square mile.
The county spans a total land area of 3,461.00 square miles (8,964.00 square kilometers). The administrative center and county seat is Helena, which often serves as a hub for local governance and services. The largest city within the county by population is Helena.
Geographically, Lewis And Clark County experiences varied elevations, with its highest point at Lincoln 4,536 ft and its lowest point at Wolf Creek 3,571 ft. The region operates in the UTC-7.