|— Town —|
|• Mayor||Gautam suryavanshi|
|• Official||Gujarati, Hindi|
|Time zone||IST (UTC+5:30)|
Kosamba is a city and a municipality situated in the Mangrol Taluka in Surat district in the Indian state of Gujarat. Kosamba comes under Surat Metropolitan Region. Kosamba consists of Twin Towns of (1)Tarsadi Nagarpalika and (2) Kosamba Nagarpalika. Of these two municipalities, Tarasadi is larger than Kosamba. Though they have independent civic bodies, both are generally known as Kosamba.
Kosamba is located at  It has an average elevation of 13 metres (42 feet)..
Kosamba is well linked with NH-8, approx 4 KM from railway station
As Kosamba station is a major junction having good Stoppages of Local as well as Express Trains like loksakti express & saurastra janta express which stops at Kosamba after starting from surat. Nowadays computer reservation system has started at Kosamba station.
Mrs indiraben Sapariya is current President of Tarsadi Nagar Palika.
Kosamba is seriously running short of recreational and entertainment options.
Kosamba is known for quality schools offering high class education.
Shree V S Patel High School is oldest in the area - offering schooling from Jr Kg till 12th. School is having different divisions for Boys and Girls for secondary section. Her Excellency, the Governor of Gujarat, Mrs Kamladevi Beniwal, visited Shree V S Patel High School on the occasion of inauguration of new school building.
There are few government schools also operating - giving schooling to students of the area.
A Y Dadabhai Technical Institute is self-financed-institute offering Diploma Engineering courses in various branches. Their fees (donation) is high.
- GSFC FU, Gujarat State Fertilizer Company - Fiber Unit
- Piramal Glass, Piramal Glass - division of Piramal Group
- Neutral Glass, Neutral Glass - division of Vazir Group
- Pragati Glass, Pragati Glass - division of Gupta Group
- Birla Cellulosic, Birla Cellulosic - division of Aditya Birla Group
- PANDVAI SUGAR co-op-sugar mill at HANSOT ROAD.