Shōnandai Station (湘南台駅, Shōnandai-eki) is an interchange passenger railway station in located in the city of Fujisawa, Kanagawa, Japan, jointly operated by private railway companies Odakyu Electric Railway and Sagami Railway (Sōtetsu), and the public Yokohama City Transportation Bureau (subway service). It is 15.8 kilometers from the starting point of the Odakyū Enoshima Line at Sagami-Ōno Station and is a terminal station for both the Sagami Railway Izumino Line and the Yokohama Subway Blue Line.

The ticket gates of the three lines converge on one wide underground concourse.

• Odakyu Electric Railway
  • Odakyū Enoshima Line - Rapid Express and Express trains stop at this station.
• Sagami Railway
  • Izumino Line
• Yokohama Municipal Subway
  • Blue Line (B01)

The Odakyu Enoshima Line has two elevated opposed side platforms, connected to the station building by an underpass. The Sōtetsu and Yokohama Municipal Subway stations are both underground, and each have a single island platform.

1	OE Odakyū Enoshima Line	for Fujisawa and Katase-Enoshima
2	OE Odakyū Enoshima Line	for Yamato, Sagami-Ōno, Machida, and Shinjuku

• 
  Ticket gates
• 
  Platform

1, 2

Sōtetsu Izumino Line

for Futamata-gawa, Yokohama and Shin-Yokohama

• 
  Ticket gates
• 
  Platform

1, 2

Blue Line

for Totsuka, Kamiōoka, Yokohama, Shin-Yokohama, and Azamino

• 
  Ticket gates
• 
  Platform

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Shōnandai Station was opened on November 7, 1966 as a station on the Odakyū Enoshima Line. The station was greatly expanded in 1999 with the addition of the Sagami Railway Izumino Line on March 10, and the Yokohama Subway Blue Line on August 29.

Through services to and from the Tokyu Toyoko Line courtesy of the Shin-yokohama Line began operation on 18 March 2023. Effective this date, through services originating from this station continue past Hiyoshi on the Tokyu Shin-yokohama Line towards Wakoshi on the Yurakucho Line.

In fiscal 2019, the Odakyu station was used by an average of 92,076 passengers daily. During the same fiscal year, the Sotetsu station was used by an average of 28,697 passengers daily, and the Yokohama Municipal Subway by an average of 48,023 passengers daily,

The passenger figures for previous years are as shown below.

Fiscal year	Odakyu	Sotetsu	Yokohama Subway
2005	76,247	24,440	45,235
2010	82,948	26,741	44,431
2015	90,208	27,533	47,371

• Shonandai culture center
• Akibadai cultural gymnasium
• Shonandai park
• Engyo park
• Fujisawa North police station
• Fujisawa North fire station

• List of railway stations in Japan

Media related to Shōnandai Station at Wikimedia Commons

• Shōnandai Station information (Odakyu) (in Japanese)
• Shōnandai Station information (Sōtetsu) (in Japanese)
• Shōnandai Station information (Yokohama Subway) (in Japanese)