National Route 45 is a national highway in South Korea connects between

Seosan Seosan () is a city in South Chungcheong Province, South Korea, with a population of roughly 175,000 according to the 2017 census. Located at the northwestern end of South Chungcheong Province, it is bounded by Dangjin City, Naepo New Town, Yes ...

and

Gapyeong County Gapyeong County is a county in Gyeonggi Province, South Korea. It was the scene of the Battle of Kapyong, a major battle of the Korean War. Administrative Region and Language Gapyeong County has one eup and five myeon, and its population i ...

. It was established on 14 March 1981.대통령령 제10247호 일반국도노선지정령
1981년 3월 14일 일부개정.

Main stopovers

;

South Chungcheong Province South Chungcheong Province ( ko, 충청남도, ''Chungcheongnam-do''), also known as Chungnam, is a province of South Korea. South Chungcheong has a population of 2,059,871 (2014) and has a geographic area of 8,204 km2 (3,168 sq mi) located in ...

Yesan County Yesan () is a Administrative divisions of South Korea, county in South Chungcheong Province, South Korea. Famous people from Yesan include independence fighter Yoon Bong-Gil. Sudeoksa, a head temple of the Jogye Order of Korean Buddhism, is lo ...

Asan Asan () is a city in South Chungcheong Province, South Korea. It borders the Seoul Capital Area to the north. Asan has a population of approximately 300,000. Asan is known for its many hot springs and is a city of spas. Asan has grown into th ...

;

Gyeonggi Province Gyeonggi-do (, ) is the most populous province in South Korea. Its name, ''Gyeonggi'', means "京 (the capital) and 畿 (the surrounding area)". Thus, ''Gyeonggi-do'' can be translated as "Seoul and the surrounding areas of Seoul". Seoul, the na ...

Pyeongtaek Pyeongtaek () is a city in Gyeonggi Province, South Korea. Located in the southwestern part of the province, Pyeongtaek was founded as a union of two districts in 940, during the Goryeo dynasty. It was elevated to city status in 1986 and is home to ...

Anseong Anseong () is a city in Gyeonggi Province, South Korea, south of Seoul. Its geographical location is . Anseong promotes itself as "The City of Masters". It is known for producing brassware and arts and crafts. From late spring to fall, Anseong h ...

Yongin Yongin () is a city in the Seoul Capital Area, the largest in Gyeonggi Province, South Korea. With a population over 1 million, the city has developed rapidly since the 21st century, recording the highest population growth of any city in the count ...

Gwangju Gwangju () is South Korea's sixth-largest metropolis. It is a designated metropolitan city under the direct control of the central government's Home Minister. The city was also the capital of South Jeolla Province until the provincial office ...

Hanam Hanam () is a city in Gyeonggi Province, South Korea. Formerly a part of Gwangju County, it was designated a city in 1989. The ancient Baekje capital of Hanam Wiryeseong may have been located there. Lying immediately east of Seoul, Hanam is al ...

Namyangju Namyangju () is a city in Gyeonggi Province, South Korea. To the east is Gapyeong County, to the west is Guri City, and to the north is Pocheon City. Namyangju-si was originally a southern part of Yangju-gun, but was separated into Namyangju-gun ...

Major intersections

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Motorway A controlled-access highway is a type of highway that has been designed for high-speed vehicular traffic, with all traffic flow—ingress and egress—regulated. Common English terms are freeway, motorway and expressway. Other similar terms i ...

IS: Intersection, IC: Interchange

South Chungcheong Province South Chungcheong Province ( ko, 충청남도, ''Chungcheongnam-do''), also known as Chungnam, is a province of South Korea. South Chungcheong has a population of 2,059,871 (2014) and has a geographic area of 8,204 km2 (3,168 sq mi) located in ...

Gyeonggi Province Gyeonggi-do (, ) is the most populous province in South Korea. Its name, ''Gyeonggi'', means "京 (the capital) and 畿 (the surrounding area)". Thus, ''Gyeonggi-do'' can be translated as "Seoul and the surrounding areas of Seoul". Seoul, the na ...

References

{{National highways of South Korea 45 Roads in South Chungcheong Roads in Gyeonggi