The station consists of a single side platform serving one track for bi-directional traffic. There is no station building and the station is unattended.
Shōnankaigankōen Station was opened on 1 September 1904 as Nishikata Station (西方駅, Nishikata-eki). It was renamed to its present name on 1 December 1958.
Station numbering was introduced to the Enoshima Electric Railway January 2014 with Shōnankaigankōen being assigned station number EN05.[1][2]
Passenger statistics
In fiscal 2019, the station was used by an average of 1,976 passengers daily, making it the 12th used of the 15 Enoden stations [3]
The passenger figures for previous years are as shown below.
^"2014年1月から駅ナンバリングを順次導入します!" [From January 2014, station numbering will be introduced sequentially!] (PDF). odakyu.jp (in Japanese). 24 December 2013. Archived from the original(PDF) on 26 October 2022. Retrieved 9 January 2023.
^Kusamichi, Yoshikazu (28 December 2013). "小田急グループ、鉄道から海賊船まで通しの駅番号…2014年1月から順次導入" [Odakyu Group, station numbers from railways to pirate ships, Introduced sequentially from January 2014]. Response Automotive Media (in Japanese). Archived from the original on 22 June 2020. Retrieved 10 January 2023.
^江ノ電グループ会社要覧 2021年版 [Enoden Group Company Directory (Fiscal 2019)] (PDF) (in Japanese). Japan: Enoshima Electric Railway. 2020. Retrieved 6 March 2020.
^神奈川県県勢要覧(平成18年度) [Kanagawa Prefecture official statistics (fiscal 2005)] (PDF) (in Japanese). Japan: Tokyo Metropolitan Government. Retrieved 26 March 2021.
^神奈川県県勢要覧(平成23年度) [Kanagawa Prefecture official statistics (fiscal 2010)] (PDF) (in Japanese). Japan: Kanagawa Prefecture. Retrieved 26 March 2021.
^神奈川県県勢要覧(平成28年度 [Kanagawa Prefecture official statistics (fiscal 2010)] (PDF) (in Japanese). Japan: Kanagawa Prefecture. Retrieved 26 March 2021.