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City

Daejeon

Eastern Asia

Daejeon is South Korea's fifth-largest metropolis, with a population of nearly 1.5 million. Located in a central lowland valley between the Sobaek Mountains and the Geum River, it is known both as a technology and research center, and for its close relationship with the natural environment. This description is adapted from Wikipedia contributors under CC BY-SA 4.0; changes were made. https://creativecommons.org/licenses/by-sa/4.0/

Facts
Population
1,441,203 1
Area (sq km)
539.85 1
Population Estimate Year
2026 1
Latitude
36.35 degrees north 1
Longitude
127.385 degrees east 1
Connections

Associated With

South Korea, Countries
Source Daejeon (Wikipedia)
In the Other Atlases

Site Of

Korail

Also in Business Atlas: which is located in this subject.

Source Wikipedia: Korailtier 2
KT&G

Also in Business Atlas: which is located in this subject.

Source Wikipedia: Korea Tobacco & Ginseng Corporationtier 2
KAIST

Also in Education Atlas: which is located in this subject.

Source KAIST (Wikipedia)Lead paragraph of the cited Wikipedia articletier 2
Quote, Lead paragraph of the cited Wikipedia article
KAIST (originally the Korea Advanced Institute of Science and Technology) is a national research university located in Daedeok Innopolis, Daejeon, South Korea.
Korea Aerospace Research Institute

Also in Science Atlas: which is located in this subject.

Sources
1. Daejeon (Wikipedia)
Wikimedia Foundation
  • Lead section
    Daejeon (Korean: 대전; Korean pronunciation: [tɛdʑʌn] ) is South Korea's fifth-largest metropolis, with a population of nearly 1.5 million. Located in a central lowland valley between the Sobaek Mountains and the Geum River, the city is known both as a technology and research center, and for its close relationship with the natural environment.
  • Infobox: population_total
    1441203
  • Infobox: population_as_of
    February 2026
  • Infobox: area_total_km2
    539.85
  • Infobox, coordinates (latitude)
    36.350
  • Infobox, coordinates (longitude)
    127.385
  • Associated With: South Korea, Infobox, Country
    South Korea
View the Source
Wikidata: Daejeon
  • Wikidata Q20921, class allow-list match (w-wdresolver-0926)
  • In Group: Cities of Eastern Asia (World), Wikipedia infobox, country field
View the Source
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