Ready to see all the billboard ad options in the 51637 ZIP code of College Springs, Iowa and launch a billboard campaign online? If you are considering local advertising in College Springs’s 51637 ZIP code, it can help to understand the demographics of the area. Approximately 228 people live in the 51637 ZIP code, and they are divided amongst about 77 households. By understanding more about these people, you will be better prepared to buy a billboard ad online in College Springs’s 51637 ZIP code. The average size of a household in ZIP code number 51637 is 2.69 people, while the median home value is $55,000. ZIP code number 51637’s population is expected to decline by -6.8%. The ethnic diversity of the area is approximately: 89.5% white people, 0.0% black people, and 0.0% Asian people. 0.5% of the residents in Dresden’s 51637 ZIP code are of Hispanic ethnicity. In terms of the male/female ratio, there is one female for every 1.0 males in the area. According to data from The U.S. Census, the 51637 ZIP code of College Springs, Iowa has 1 renter for every 11.83 homeowner(s). The average household income in the area is $50,747 while the median household earns $50,417 of income. This area has a high school graduation rate of 80%. 45% of students that pursued a college education after high school dropped out. 28% of the students that completed college went on to earn a master's, professional, or doctorate degree. Beyond education, the Census breaks College Springs’s workers into three categories: 35% work in white-collar roles, 38% work in blue-collar jobs, and 27% are employed in the service industry.