| Box Width: | 300px |
| Map State: | show |
| Open: | 1902 |
| Owner: | Vietnam Railways |
| Start: | Hanoi Railway Station |
| End: | Lào Cai Railway Station |
| Locale: | Vietnam |
| Type: | Heavy rail |
| Linelength: | 296km (184miles) |
| Website: | http://www.vr.com.vn/en |
Hanoi–Lào Cai Railway (Vietnamese: Đường sắt Hà Nội–Lào Cai) is a 296km (184miles) railway line serving northern Vietnam. It is a single-track metre gauge line connecting Hanoi with Lào Cai, on the China-Vietnam border in Lào Cai Province.[1] It is the Vietnamese section of the metre gauge Kunming–Haiphong railway.
At the border, the Hanoi - Lào Cai railway connects with Kunming–Hekou railway of China.