Padruskalnys is a village in Kėdainiai district municipality, in Kaunas County, in central Lithuania. According to the 2011 census, the village had a population of 10 people. It is located by the Druskalnis and Girdelis rivulets, by the limit of Radviliškis district municipality.

Historical population

Year Pop. ±% p.a. 1959 74 —     1970 52 −3.16% 1979 26 −7.41%	Year Pop. ±% p.a. 1989 15 −5.35% 2001 8 −5.10% 2011 10 +2.26%
Source: 1902, 1923, 1959 & 1970, 1979, 1989, 2001, 2011