Varzaneh County () is in Isfahan province, Iran. Its capital is the city of Varzaneh, whose population at the time of the 2016 National Census was 12,714 in 3,900 households.
In 2021, Bon Rud District was separated from Isfahan County in the establishment of Varzaneh County and renamed the Central District. The county was divided into two districts of two rural districts each, with Varzaneh as its capital and only city at the time.
Varzaneh County's administrative structure is shown in the following table.