Darbandsar (Persian: دربندسر)[a] is a neighborhood in the city of Shemshak in Rudbar-e Qasran District, Shemiranat County, Tehran province, Iran.

At the time of the 2006 National Census, Darbandsar's population was 843 in 256 households, when it was a village in Rudbar-e Qasran Rural District.

[4] The following census in 2011 counted 515 people in 168 households.

[2] After the census, the villages of Darband Sar, Darrud, Jirud, Sefidestan, Shemshak-e Bala, and Shemshak-e Pain merged to establish the city of Shemshak.

This Shemiranat County location article is a stub.