Lewistown, Montana

Lewistown population, 2020 to 2024

Lewistown added 233 residents from July 2020 to July 2024, a change of +3.9%. In the latest year it moved by +26. Among 19 Montana places of 5,000 or more, that growth ranks 12th; the median place changed by +5.1%. The median place of 5,000+ in Montana has 9,256 people, so Lewistown is 67% of it.

Lewistown covers 5.72 square miles of land, for 1,085 people per square mile of land. The median Montana place of 5,000+ has 2,232, so Lewistown is less dense than the typical town.

What county Lewistown is in

All of Lewistown's residents live in Fergus County, which had 11,862 residents in 2024. Lewistown holds 52.3% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Lewistown

1 ZIP Code Tabulation Area (ZCTA) overlaps Lewistown by at least 10% of the ZCTA's or the city's land: 59457. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Lewistown is

The Census internal point of Lewistown is at 47.051400, -109.452400. Helena, the capital, is 125.4 miles WSW in a straight line. The nearest larger place is Great Falls, MT (60,013 people), 92.0 miles away. The nearest city of 100,000 or more is Billings, MT, 97.2 miles away.

Daylight in Lewistown

At 47.05° N, Lewistown gets about 15 h 54 min of daylight around the June solstice and 8 h 30 min around the December solstice, a swing of 7 h 24 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Lewistown

The eight nearest incorporated places of 1,000+ in Montana, measured between internal points. The closest is Roundup, 60.0 miles away, with 2,017 people.