The data describes the U.S. states with the largest difference between legal dispensary and illegal street prices for an ounce of marijuana as of January 2016. California had the largest price difference between legal and illegal marijuana with an ounce of marijuana from a legal dispensary costing 299 USD compared to 218 dollars for illegal street bought marijuana.
Arizona | 290 | 254 |
California | 299 | 218 |
Colorado | 223 | 219 |
Michigan | 301 | 274 |
Oregon | 214 | 191 |
Washington | 238 | 210 |