- Khost city is the capital of Khost Province, located in eastern Afghanistan. It is situated near the border with Pakistan and serves as an important trading and cultural hub in the region. Khost city has a population of around 160,214 people (as of 2020) and is known for its rich history and diverse ethnic makeup. The city has witnessed significant development over the years, with new infrastructure and facilities being established. However, it has also faced security challenges due to its proximity to the border and ongoing conflict in the region.