Demirtaş is a neighbourhood (Turkish: mahalle) of the municipality of Uzunköprü, Uzunköprü District, Edirne Province, Turkey.

[1] Its population is 318 (2022).

[2] It is located about 3 km (1.9 mi) north of Uzunköprü town centre.

The Istanbul-Pythio railway runs through the village and owns the Uzunköprü railway station.

The Turkish Grain Board (TMO) maintains a small office in Demirtaş for freight railway shipments.