Countries where solar PV achieved grid parity (residential, industrial or commercial). A more detailed enumeration by state is given for the United States. Calculations do not account for any subsidies. As of 2015, roughly 30 countries are at grid parity out of our sample size of over 60 countries under review by the Deutsche Bank Market Research group (see sources below).▇ Reached grid-parity before 2014▇ Reached grid-parity after 2014▇ Reached grid-parity only for peak prices▇ Poised to reach grid-parity

Countries at grid parity as of 2015 include Australia, Belgium, Brazil, Chile, Denmark, France, Germany, Guyana, Hungary, Ireland, Israel, Italy, Japan, Mexico, Netherlands, New Zealand, Papua New Guinea, Peru, Philippines, Portugal, Singapore, Spain, Solomon Islands, Sweden, Tonga, Turkey, USA Virgin Islands, and Vanuatu.
U.S. states at grid parity as of 2015 include Arizona, California, Connecticut, Hawaii, Nevada, New Hampshire, New Jersey, New Mexico, New York, and Vermont.

Countries at grid parity for peak electricity prices (during peak electricity demand) as of 2015 include China and its autonomous territory of Hong Kong, Taiwan, India, Iran, Jamaica, Jordan, Pakistan, South Africa, United States, and Uruguay.
Own work.

Deutsche Bank, Let the Second Gold Rush Begin, 6 January 2014, (archive)
Deutsche Bank, Crossing the Chasm, 27 February 2015, (archive)
Sandegud. Based on this blank map in public domain