Cochise County, Arizona

Cochise County
County
The art deco county courthouse in Bisbee
The art deco county courthouse in Bisbee
Flag of Cochise County
Official seal of Cochise County
Map of Arizona highlighting Cochise County
Location within the U.S. state of Arizona
Map of the United States highlighting Arizona
Arizona's location within the U.S.
Coordinates: 31°52′N 109°45′W / 31.867°N 109.750°W / 31.867; -109.750
Country United States
State Arizona
FoundedFebruary 1, 1881
Named forCochise
SeatBisbee
Largest citySierra Vista
Area
 • Total6,219 sq mi (16,110 km2)
 • Land6,166 sq mi (15,970 km2)
 • Water53 sq mi (140 km2)  0.9%
Population
 (2020)
 • Total125,447
 • Estimate 
(2023)
124,640 Decrease
 • Density20/sq mi (7.8/km2)
Time zoneUTC−7 (Mountain)
Congressional districts6th, 7th
Websitewww.cochise.az.gov

Cochise County (/kˈs/ koh-CHEESS) is a county in the southeastern corner of the U.S. state of Arizona. It is named after Cochise, a Chiricahua Apache who was a key war leader during the Apache Wars.

The population was 125,447 at the 2020 census.[1] The county seat is Bisbee and the most populous city is Sierra Vista.[2]

Cochise County includes the Sierra Vista-Douglas, Arizona Metropolitan Statistical Area. The county borders southwestern New Mexico and the northwestern Mexican state of Sonora.

  1. ^ "State & County QuickFacts". United States Census Bureau. Retrieved September 27, 2022.
  2. ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.