Nosratabad Rural District (Persian: دهستان نصرت آباد) is in the Central District of Alborz County, Qazvin province, Iran. Its original capital was the village of Nosratabad, since transferred to the village of Kamalabad.

At the National Census of 2006, its population was 16,093 in 4,077 households. There were 5,919 inhabitants in 1,690 households at the following census of 2011. At the most recent census of 2016, the population of the rural district was 5,805 in 1,814 households. The most populous of its four villages was Kamalabad, with 2,802 people.