McPherson County, Nebraska

McPherson County, Nebraska
The McPherson County Courthouse in Tryon
Location within the U.S. state of Nebraska
Coordinates: 41°38′54″N 101°07′15″W / 41.648414°N 101.120851°W / 41.648414; -101.120851
Country United States
State Nebraska
FoundedMarch 31, 1887
Named afterJames B. McPherson
SeatTryon
Largest communityTryon
Area
 • Total
860.290 sq mi (2,228.14 km2)
 • Land859.259 sq mi (2,225.47 km2)
 • Water1.031 sq mi (2.67 km2)  0.12%
Population
 (2020)
 • Total
399
 • Estimate 
(2024)
376
 • Density0.464/sq mi (0.179/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Area code308
Congressional district3rd
Websitemcphersoncounty.ne.gov
• Nebraska county number 60
• Nebraska license plate prefix 90

McPherson County is a county in the U.S. state of Nebraska. As of the 2020 census, the population was 399, and was estimated to be 376 in 2024, making it the least populous county in Nebraska and the fifth-least populous county in the United States. The county seat and the largest city is Tryon.

McPherson County is part of the North Platte micropolitan area.

In the Nebraska license plate system, McPherson County was represented by the prefix "90" (as it had the 90th-largest number of vehicles registered in the state when the license plate system was established in 1922).