| Sonprayag | |
| Pushpin Map: | India Uttarakhand#India |
| Pushpin Map Caption: | Location in Uttarakhand, India |
| Coordinates: | 30.6325°N 78.96°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Uttarakhand |
| Subdivision Type2: | District |
| Subdivision Name2: | Rudraprayag district |
| Unit Pref: | Metric |
| Population As Of: | 2011 |
| Population Total: | 805 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi, Garhwali |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Area Code Type: | Telephone code |
| Registration Plate: | UK10 |
Sonprayag is a village in the Rudraprayag district of Uttarakhand state in India. Approximately 73 Kilometres from Rudraprayag Town, the district headquarter. Situated on the banks of river Mandakini River, it is a proposed Y-forked railway junction on Chota Char Dham Railway for two different railways going to Kedarnath and Badrinath.[1]
Nearby are Kedarnath and Badrinath, the holiest places of Hinduism called Chota Char Dham.[1]
It is a terminating junction on the Karanprayag-Saikot-Sonprayag Kedarnath Railway route of Chota Char Dham Railway.[1]
India census, village has a small population.