Emerald Isle is a city located in North Carolina. With a 2020 population of 3,700, it is the 184th largest city in North Carolina and the 5619th largest city in the United States. Emerald Isle is currently declining at a rate of -0.03% annually but its population has increased by 1.23% since the most recent census, which recorded a population of 3,655 in 2010. Emerald Isle reached it's highest population of 3,702 in 2015. Spanning over 5 miles, Emerald Isle has a population density of 752 people per square mile.
The average household income in Emerald Isle is $90,546 with a poverty rate of 6.38%. The median rental costs in recent years comes to $1,367 per month, and the median house value is $363,900. The median age in Emerald Isle is 55.7 years, 53.7 years for males, and 56.2 years for females. For every 100 females there are 95.7 males.