Morton County, North Dakota Cities (2026)

City
Rank
2026 Pop. ↓
2020 Pop.
Annual Change
Density (/mi²)
Area (mi²)
Type
Mandan125,21424,2190.61%1,86514 City
New Salem21,1039811.94%7961 City
Hebron3789799-0.38%5252 City
Glen Ullin4701731-0.99%6891 City
Flasher52332171.3%3651 City
Almont693890%372 City

Morton County Cities Summary

Largest City

Mandan is the largest city in Morton County, with a population of 25,214.

Smallest City

Almont is the smallest city in Morton County, with a population of 93.

10 Largest Cities

There are 6 cities in Morton County, North Dakota.

Location of Morton County