Thane district is located in the state of Maharashtra, India. It is part of the Mumbai Metropolitan Region and is situated to the northeast of Mumbai, the capital city of Maharashtra. Thane is one of the most populous districts in the state and is known for its industrial development, residential areas, and natural attractions.
The district is bordered by Mumbai City district to the southwest, Raigad district to the south, Nashik district to the east, and Palghar district to the north.