Elmo is a city located in Emery County Utah. With a 2020 population of 400, it is the 206th largest city in Utah and the 14281st largest city in the United States . Elmo is currently declining at a rate of -0.25% annually and its population has decreased by -4.31% since the most recent census, which recorded a population of 418 in 2010. Elmo reached it's highest population of in . Spanning over 1 miles, Elmo has a population density of 567 people per square mile.
The average household income in Elmo is $65,479 with a poverty rate of 2.41%. The median rental costs in recent years comes to $558 per month, and the median house value is $109,600. The median age in Elmo is 41.4 years, 43.4 years for males, and 40 years for females.