Iran's Afghan refugee population nears 1 million, with an additional estimated 1.4 to 2 million unregistered refugees living and working in the country. 
Wakimbizi wenye asili ya Afghanistani inakaribia milioni 1, huku ikiaminika kwamba kuna wakimbizi wasioandikishwa wanaokadiriwa kuwa kati ya milioni 1.4 na 2 wanaoishi na kufanya kazi zao nchini humo.