Pearl is a community located in the U.S. state of Illinois. It is within Pike County. It has a total area of 1.59 square miles at 39°27′31″N 90°37′28″W. As of the 2010 census data, it had a total population of 138. The population density was 88.80/sq mi . Estimated per capita income in 2016 was $9,763. It has Zip code 62361.