Derince is a vibrant district located in the Kocaeli Province of Turkey, situated on the shores of the Sea of Marmara. With a population of approximately 125,485, it serves as a crucial industrial and commercial hub, connecting major cities and facilitating trade. Its strategic location near Istanbul enhances its significance, making it a focal point for both business and tourism in the region.

Derince has roots dating back to ancient times, originally known as 'Dorylaeum.' It played a vital role during the Byzantine and Ottoman periods, contributing to the region's cultural and economic development.

The economy of Derince is primarily driven by its industrial sector, with numerous factories and businesses contributing to the local economy. Key industries include manufacturing, logistics, and trade, supported by its proximity to major transportation routes and the Port of Derince.

Tourism in Derince is characterized by its picturesque coastal views and rich history. Visitors can explore the scenic waterfront, enjoy local parks, and experience the vibrant culture through various festivals and events held throughout the year.