Ghuski, Sunsari is a village development committee located in the Sunsari District of the Koshi Province in southeastern Nepal. As of the 2021 Nepal census, Ghuski had a population of 15,121 individuals residing in approximately 2,000 households.

The Sunsari District, where Ghuski is situated, is home to a diverse population of 926,962 people, as recorded in the 2021 census. The district has a literacy rate of 78.1%, with male literacy at 84.6% and female literacy at 72.1%. Ghuski, like many villages in the region, contributes to the district's demographic and cultural diversity.

Geographically, Ghuski is positioned at 26°28′N latitude and 87°07′E longitude. The village operates under Nepal Time (UTC+5:45) and uses the area code 025.

Ghuski is part of the broader Sunsari District, which includes various municipalities and rural municipalities. These administrative divisions play a vital role in the governance and development of the region. The village serves as a local hub for its residents, combining traditional lifestyles with gradual modern development.