The 2010 Census recorded a variety of demographic statistics about the residents of Grantsdale City, Pennsylvania. Approximately 37.4% of the population was under the age of 18, while 10.1% were between the ages of 18 and 24. Twenty-four percent were between the ages of 25 and 44, while 17.7% were over sixty-four and 8.5% were 65 or older. The median age was 27 years. In addition, the city had a slightly male preponderance - there were 96.4 men for every 100 females.
The average annual household income in Grantsdale City is $60,805 and the median household income is $48,508. The average commute time for residents ages 25 to 44 is under 15 minutes, compared to more than 99 percent of neighborhoods in the United States. The poverty rate is significantly higher for people between ages 55 and 64 than for those under 25. This fact should concern everyone who lives or works in Grantsdale City.
The population of Grantsville is approximately 7,000. The city was originally named Twenty Wells because of the numerous artesian springs that were found in the area. In 1850, the town became one of Brigham Young's 350 Mormon colonies in the Utah Territory. The town was renamed Willow Creek in 1850, after General George D. Grant, who led a military group to control hostile Native Americans in the Tooele Valley. In 1925, the Lincoln Highway passed through the town, boosting business along Main Street.