Lewistown Flag

Lewistown

County:
Fergus County
County Seat:
Yes
Area (mi²):
5.722
State:
Montana

Lewistown is a city located in Fergus County, Montana. Lewistown has a 2026 population of 6,204. It is also the county seat of Fergus County. Lewistown is currently growing at a rate of 0.42% annually and its population has increased by 3.9% since the most recent census, which recorded a population of 5,971 in 2020.

6.2K
Total Population
1,084
Density (mi²)
26 0.42%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)