Helena, Montana

Helena population, 2020 to 2024

Helena added 2,474 residents from July 2020 to July 2024, a change of +7.7%. In the latest year it moved by +360. Among 19 Montana places of 5,000 or more, that growth ranks 6th; the median place changed by +5.1%. The median place of 5,000+ in Montana has 9,256 people, so Helena is 3.8 times that size.

Helena covers 17.17 square miles of land and 0.04 of water, for 2,023 people per square mile of land. The median Montana place of 5,000+ has 2,232, so Helena is close to the typical town.

What county Helena is in

All of Helena's residents live in Lewis and Clark County, which had 75,129 residents in 2024. Helena holds 46.2% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Helena

4 ZIP Code Tabulation Areas (ZCTAs) overlap Helena by at least 10% of the ZCTA's or the city's land: 59601, 59602, 59623, 59625. 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 Helena is

The Census internal point of Helena is at 46.596600, -112.021800. That is next to the Helena capitol point. The nearest larger place is Butte-Silver Bow, MT (35,480 people), 57.2 miles away. The nearest city of 100,000 or more is Billings, MT, 175.0 miles away.

Daylight in Helena

At 46.60° N, Helena gets about 15 h 50 min of daylight around the June solstice and 8 h 34 min around the December solstice, a swing of 7 h 17 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Helena

The eight nearest incorporated places of 1,000+ in Montana, measured between internal points. The closest is East Helena, 4.9 miles away, with 2,239 people.