Ennis, Montana

Ennis population, 2020 to 2024

Ennis added 157 residents from July 2020 to July 2024, a change of +17.0%. In the latest year it moved by +35.

Ennis covers 0.74 square miles of land, for 1,461 people per square mile of land. The median Montana place of 5,000+ has 2,232, so Ennis is less dense than the typical town.

What county Ennis is in

All of Ennis's residents live in Madison County, which had 9,753 residents in 2024. Ennis holds 11.1% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Ennis

1 ZIP Code Tabulation Area (ZCTA) overlaps Ennis by at least 10% of the ZCTA's or the town's land: 59729. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a town that annexed land after 2020 may reach into ZIP codes not listed here.

Where Ennis is

The Census internal point of Ennis is at 45.346100, -111.731300. Helena, the capital, is 86.8 miles N in a straight line. The nearest larger place is Three Forks, MT (1,945 people), 38.5 miles away. The nearest city of 100,000 or more is Billings, MT, 156.8 miles away.

Daylight in Ennis

At 45.35° N, Ennis gets about 15 h 40 min of daylight around the June solstice and 8 h 43 min around the December solstice, a swing of 6 h 57 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Ennis

The eight nearest incorporated places of 1,000+ in Montana, measured between internal points. The closest is Three Forks, 38.5 miles away, with 1,945 people.