Sındırgı is a municipality and district located in the Balıkesir Province of Turkey. Formerly known as Koruköy and Carseae, the district covers an area of 1,387 km² and had a recorded population of 32,408 in 2022. The local government is currently led by Mayor Serkan Sak of the CHP.
The region is notable for its cultural traditions and local products. Every fall around September, the town hosts the International Yağcıbedir Festival, which is a dedicated carpet festival. Additionally, the province is recognized for its production of kolonya, a traditional scented perfume used to freshen the hands.