Line 17 (Beijing Subway)

Line 17
A CCD5035 train reversing at Jiahuihu station (December 2021)
Overview
Other nameM17 / R2 (planned name)
StatusOperational
LocaleBeijing, China
Termini
Stations21 (20 in operation)
Service
TypeRapid transit
SystemBeijing Subway
Operator(s)Beijing MTR Corporation Limited
Depot(s)Ciqunan and Xiejiacun
Rolling stock8-car Type A
History
Opened31 December 2021 (2021-12-31) (South)
30 December 2023 (2023-12-30) (North)
27 December 2025 (2025-12-27) (Middle)
Technical
Line length48.9 km (30.4 mi)
CharacterUnderground
Track gauge1,435 mm (4 ft 8+12 in)
Operating speed100 km/h (62 mph)
Route map

Weilaikexuechengbei (Future Science City North)
Wenyu river
Weilaikexuecheng (Future Science City)
Xiejiacun depot
Tiantongyuandong
Qing river
Qingheying
Line 13 crossing
Shuangsha railway crossing
Hongjunying
Beixiao river
line 13 Xizhimen
Wangjingxi
line 13 Dongzhimen
Taiyanggong
outer – inner
Ba river
Xibahe
connects line 12
Zuojiazhuang
Liangma river
Workers' Stadium
connects line 3
Dongdaqiao
Pinggu line (opens 2029)
Pinggu
Line 28 (opens 2029)
Guangqudonglu
Yong'an Li
Tonghui river
Guangqumen Wai
Panjiayuanxi
Shilihe
inner – outer
Zhoujiazhuang
Shibalidian
Fengshuang railway
Beishenshu
Tonghui irrigate canal
Ciqubei
Ciqu
Ciqunan yard
Jiahuihu

Line 17 of the Beijing Subway (Chinese: 北京地铁17号线; pinyin: běijīng dìtiě shíqī hàoxiàn) is a rapid transit line in Beijing, China. The line is fully underground and has a total length of 48.9 km (30.4 mi). It opened in parts between 2021 and 2025. The line is operated by Beijing MTR Corporation Limited. Line 17's color is turquoise.

The south section of Line 17 opened on 31 December 2021. The north section of Line 17 opened on 30 December 2023 (except Wangjingxi), and the middle section of Line 17 opened on 27 December 2025 (except Guangqumen Wai). Wangjingxi opened on 31 January 2026 with the opening of Wangjing West Transport Hub. Guangqumen Wai will open at later date due to construction of Majuan Transport Hub.

Due to the slow construction progress of the middle section (Workers' Stadium to Shilihe), the line was divided into the northern section (Weilaikexuechengbei (Future Science City North) to Workers' Stadium) and the southern section (Shilihe to Jiahuihu) from 2023 to 2025, until the middle section was put into operation in December 2025, completing the line.