서초구민체육센터
Sports facility · Seocho-gu
Public indoor pool in Seocho-gu. Six-lane 25m adult pool and a three-lane toddler pool. Open swim is 3,300 won per session. Open swim time slots change monthly, so check before you go.
Official hours and feesOpen in a map app
Source: sports.seoul.go.kr · Seoul public sports facilities dataset
Banpo Sports Complex Badminton Courts
₩1,000Sports facility · Sinbanpo Stn. (Line 9)
Outdoor badminton courts in Seocho-gu. 5 courts.
Banpo Hangang Park Badminton Courts
₩2,000Sports facility · Sinbanpo Stn. (Line 9)
Outdoor badminton courts in Seocho-gu. 8 courts.
Banpo Hangang Park Moonlight Rainbow Fountain
FreePark · Express Bus Terminal Stn. (Lines 3, 7, 9)
The world's longest bridge fountain, listed in Guinness. Free summer-night fountain shows and breezy riverside picnics are the big draw.
Bangbae Open Culture Center
₩3,300Sports facility · Naebang Stn. (Line 7)
Public indoor pool in Seocho-gu with a five-lane 25m adult pool. Open swim costs 3,300 won per session. Open-swim time slots change monthly, so check before you go.
National Library of Korea
Free if eligibleLibrary · Express Bus Terminal Stn. (Lines 3, 7, 9), Banpo Stn. (Line 7)
The national library with Korea's largest collection. With just an ID you get a day of free access to vast materials and comfortable reading rooms.
Seocho-gu Bangbae Forest Environment Library
FreeLibrary · Naebang Stn. (Line 7)
Public library in Seocho-gu. Free entry and reading, fully heated and air-conditioned.

King Onjo Culture and Sports Hall
₩4,400Gangdong-gu · Godeok Stn. (Line 5)
Public indoor pool in Gangdong-gu, with a 6-lane adult pool and a toddler pool. Open swim costs 4,400 won per session. Open-swim time slots change monthly, so check before you go.
Jamsil Sports Complex Swimming Pool 1
₩4,000Songpa-gu · Sports Complex Stn. (Lines 2, 9)
Public indoor pool in Songpa-gu, with a 2-lane competition pool (50m x 25m) and a 10-lane diving pool (25m x 25m). Open swim costs 4,000 won per session. Open-swim time slots change monthly, so check before you go.

Olympic Swimming Pool
₩7,000Songpa-gu · Olympic Park Stn. (Lines 5, 9)
Public indoor pool with open swim.
Geumcheon Community Culture and Sports Center
₩4,200Geumcheon-gu · 독산4동
Public indoor pool in Geumcheon-gu. Six-lane adult pool plus a toddler pool. Open swim is 4,200 won per session. Open swim time slots change monthly, so check before you go.
Eunpyeong Community Sports Center
₩4,000Eunpyeong-gu · Gupabal Stn. (Line 3)
Public indoor pool in Eunpyeong-gu. Seven-lane 25m adult pool plus a toddler pool. Open swim is 4,000 won per session. There is also a gym. Open swim time slots change monthly, so check before you go.