How can I get Turkish citizenship by investment?

You should buy properties with a value of at least 250,000 USD approved by the Ministry of Environment and Urbanism and with the Title Deed Registry not to be sold after three years.

After your acquisition of the properties, you must apply to the General Directorate of Land Registry and Cadaster (TAPU office) to register for the Turkish citizenship. The Tapu office gives the Turkish Citizenship approval after 3 to 7 days. After receiving your approval, you can apply for a residence permit on the same day at the immigration desk. After getting an approval on both Turkish citizenship and residence permit, your next step will to apply with your Tapu application to the General Directorate of Population and Citizenship. The whole process will be then followed by a specialized Citizenship office in Istanbul or Ankara and the Turkish citizenship will be completed within 45 to 60 days.