Triangel is a village in the municipality of Sassenburg in the Lower Saxon district of Gifhorn.

It was first mentioned officially in 1796 as Auf dem Triangel and initially belonged to the old municipality of Neudorf-Platendorf, from which it became independent in the 19th century.

The station opened in 1894 by the Prussian state railways on the line from Brunswick to Uelzen) was once an imposing building.

Councillors are expected, however, to hear all issues affecting the village, although the final decision over any measure resides with the Sassenburg council.

In 2006 SPD member, Beate Morgenstern-Ostlender took over chairmanship of the council from Dieter Fuhrmann (CDU).