Columbus metropolitan area, Georgia

Chattahoochee Valley
Combined Statistical Area
Columbus–Auburn–Opelika, GA–AL Combined Statistical Area
Skyline of Columbus, Georgia
Columbus–Auburn–Opelika, GA–AL CSA   City of Columbus   Fort Moore (fka Fort Benning)   Columbus, GA–AL MSA   Auburn–Opelika, AL MSA   Alexander City, AL μSA
Country	United States
State	Georgia Alabama
Largest city	Columbus, GA
Other city	Phenix City, AL
Area
• Total	2,786.1 sq mi (7,216 km2)
Population  (2020)
• Total	328,883
• Density	120/sq mi (46/km2)
Time zone	UTC−5 (EST)
• Summer (DST)	UTC−4 (EDT)
Area code(s)	706, 762, 334

The Columbus metropolitan area, officially the Columbus metropolitan statistical area, and colloquially known as the Chattahoochee Valley, is a metropolitan statistical area consisting of six counties in the U.S. state of Georgia and one county in Alabama, anchored by the city of Columbus.

At the 2020 U.S. census, the Columbus area had a population of 328,883; in 2022, the U.S. Census Bureau estimated the Columbus MSA's population to be 324,110.^[1]

The Columbus metropolitan area is a component of the Columbus-Auburn-Opelika (GA-AL) combined statistical area, a trading and marketing region. It is split between the eastern time zone, the time zone of the Georgia metropolitan counties, and central time zone, the time zone of Russell County, Alabama. The Columbus metropolitan area is one of two metropolitan areas split between multiple time zones, with the other being the Chattanooga metropolitan area in Tennessee.