Toole County, Montana

Toole County
Toole County Courthouse in Shelby
Location within the U.S. state of Montana
Montana's location within the U.S.
Coordinates: 48°39′N 111°41′W / 48.65°N 111.69°W / 48.65; -111.69
Country United States
State Montana
Founded1914
Named afterJoseph Toole
SeatShelby
Largest cityShelby
Area
  Total
1,946 sq mi (5,040 km2)
  Land1,916 sq mi (4,960 km2)
  Water30 sq mi (80 km2)  1.5%
Population
 (2020)
  Total
4,971
  Estimate 
(2024)
5,153
  Density2.6/sq mi (0.99/km2)
Time zoneUTC−7 (Mountain)
  Summer (DST)UTC−6 (MDT)
Congressional district2nd
Websitewww.toolecountymt.gov
  • Montana county number 21

Toole County is a county in the northern portion of the U.S. state of Montana. As of the 2020 census, the population was 4,971. Its county seat is Shelby. The county was established in 1914 from parts of Hill County and Teton County and was named after Joseph Toole, the first and fourth governor of Montana. Its northern boundary is the Canada–United States border south of Alberta.