Heshmatollah Soleimani, Deputy Director of Tehran Management and Planning Organisation, announced that there are officially 2.4 million "foreign nationals" in this province.

Soleimani added, "The number of illegal immigrants in Tehran is about 2.8 million.”

The Iranian official stressed, during a press conference on Tuesday (August 21), that these figures "definitely necessitate policy-making and taking necessary decisions regarding the presence of nationals in the province,” ISNA news agency reported.

He did not specify which countries these foreign nationals belong to.
According to the statistics of the Khorasan Razavi Nationals Office, Tehran has the highest number of foreign immigrants.

The Ministry of Interior of the Islamic Republic of Iran has said that about five million Afghans live in Iran. So far, no international organisation has confirmed the statistics of the Islamic Republic of Iran regarding the presence of foreign nationals in Iran.