As of 2010, the countries with the largest number of Christians are the United States, Brazil, Mexico, Russia and the Philippines. The countries with the least number of Christians are Western Sahara, Vatican City, Somalia, Mauritania and Bhutan.Continue Reading
As of 2010, there were 246,790,000 Christians living in the United States, which has more Christians than any other country in the world. Brazil had 175,770,000 Christians, and Mexico had 107,780,000 Christians. There were 105,220,000 Christians in Russia and 86,790,000 in the Philippines. The raw figures are not the same as the countries with the highest percentage of Christians. The top five countries with the highest percentage of Christians out of all people in the country are Papua New Guinea, Romania, Timor-Leste, Tokelau and the Vatican City. All five of these countries had more than 99 percent of their population identify as Christians.
There are also varying denominations of Christianity that are represented in different ways. Countries with high percentages of protestants, for example, include the Faeroe Islands, Greenland, Tuvalu, Iceland and St. Helena. For Catholics, the countries with the highest percentages include Vatican City, Timor-Leste, Malta, Wallis and Futuna and St. Pierre and Miquelon. Afghanistan, Algeria, Bangladesh, Iran and Morocco are the least Christian countries based on the percentage of the population identifying as Christian.Learn more about Christianity