Kelarabad-e Gharbi Rural District () is in Salmanshahr District of Abbasabad County, Mazandaran province, Iran. Its capital is the village of Tazehabad.
At the time of the 2006 National Census, the rural district's population (as Kelarabad Rural District in the former Abbasabad District of Tonekabon County) was 8,445 in 2,394 households. There were 6,771 inhabitants in 2,196 households at the following census of 2011, by which time the district had been separated from the county in the establishment of Abbasabad County. The rural district was transferred to the new Kelarabad District and renamed Kelarabad-e Gharbi Rural District. The 2016 census measured the population of the rural district as 6,771 in 2,196 households, when the district had been renamed Salmanshahr District. The most populous of Kelarabad-e Gharbi Rural District's 10 villages was Karatkuti, with 1,805 people.