Niederlenz is a municipality in the district of Lenzburg in the canton of Aargau in Switzerland.

The center of the village comes from a middle Bronze Age settlement and a later Roman era farm.

Later, the low justice rights reverted to the four villages of Niederlenz, Hunzenschwil, Rupperswil and Staufen.

[3] Niederlenz has an area, as of 2009[update], of 3.3 square kilometers (1.3 sq mi).

[4] The municipality is located in the Lenzburg district, along the Aabach stream and on the neighboring terrace.

The blazon of the municipal coat of arms is Or a Linden Leaf Vert and Coupeaux of the same.

[8] The age distribution, as of 2008[update], in Niederlenz is; 445 children or 11.0% of the population are between 0 and 9 years old and 529 teenagers or 13.1% are between 10 and 19.

[10] About 49.5% of the total households were owner occupied, or in other words did not pay rent (though they may have a mortgage or a rent-to-own agreement).

[8] The historical population is given in the following table:[3] The former tithe barn of Schloss Lenzburg at Dorfrain 9 is listed as a Swiss heritage site of national significance.

[8] From the 2000 census[update], 1,201 or 31.2% were Roman Catholic, while 1,801 or 46.8% belonged to the Swiss Reformed Church.

It was open a total of 208 days with average of 11 hours per week during that year.