One village is administered by the city, Vrănești.

During the interwar period, the city was the seat of Plasa Sângerei, in Bălți County, Romania.

According to the 2014 census, the population of Sîngerei amounted to 12,465 inhabitants, a decrease compared to the previous census in 2004, when 13,364 inhabitants were registered.

[2] Ethnic composition of Sîngerei (2014)[3] Footnotes: * There is an ongoing controversy regarding the ethnic identification of Moldovans and Romanians.

In 2013, the Constitutional Court of Moldova interpreted that Article 13 of the constitution is superseded by the Declaration of Independence,[5] thus giving official status to the name Romanian.