Agartala is the most populous city in Tripura, with an estimated urban agglomeration population exceeding 522,000 as of the 2011 census, though recent estimates place the current population significantly higher. The city has experienced steady population growth, fueled by natural increase, rural-to-urban migration, and its status as the administrative hub of the state.
The demographic fabric of Agartala is diverse. The majority of the population is Bengali, coexisting with a substantial indigenous population, predominantly the Tripuri people (Kokborok speakers).
Hinduism is the dominant religion, accounting for the vast majority of residents, followed by Islam, Christianity, and Buddhism. Bengali and Kokborok are the most widely spoken languages, while English is commonly used in education and official government transactions. The city boasts a high literacy rate, surpassing the national average, reflecting the state's historical emphasis on education.

