According to the United Nations Office on Drugs and Crime:

In the United States in 2015 (the most recent year for which data are available), the wholesale price of black tar heroin ranged from $12,000 to $100,000 per kilogram; the wholesale price of South American heroin ranged from $10,000 to $100,000 per kilogram and the price of southwest Asian heroin ranged from $50,000 to $85,000 per kilogram.

In Mexico in 2015 (the most recent year for which data are available), the wholesale price of heroin was $35,000 per kilogram.