Sabzevar County (Persian: شهرستان سبزوار) is in Razavi Khorasan province, Iran.

[3] After the 2006 National Census, Joghatai,[4] Joveyn,[4] and Khoshab[5] Districts were separated from the county in the establishment of three counties of their respective names.

[7] At the time of the 2006 census, the county's population was 429,187, in 116,891 households.

[2] Sabzevar County's population history and administrative structure over three consecutive censuses are shown in the following table.

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