Ready to see all the billboard ad options in the 21104 ZIP code of MARRIOTTSVL, Maryland and launch a billboard campaign online? If you are considering local advertising in MARRIOTTSVL’s 21104 ZIP code, it can help to understand the demographics of the area. Approximately 4,715 people live in the 21104 ZIP code, and they are divided amongst about 1,516 households. By understanding more about these people, you will be better prepared to buy a billboard ad online in MARRIOTTSVL’s 21104 ZIP code. The average size of a household in ZIP code number 21104 is 2.91 people, while the median home value is $399,654. ZIP code number 21104’s population is expected to grow by 16.7%. The ethnic diversity of the area is approximately: 87.0% white people, 3.6% black people, and 3.7% Asian people. 1.4% of the residents in Dresden’s 21104 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 21104 ZIP code of MARRIOTTSVL, Maryland has 1 renter for every 18.69 homeowner(s). The average household income in the area is $112,266 while the median household earns $94,728 of income. This area has a high school graduation rate of 80%. 36% of students that pursued a college education after high school dropped out. 29% of the students that completed college went on to earn a master's, professional, or doctorate degree. Beyond education, the Census breaks MARRIOTTSVL’s workers into three categories: 74% work in white-collar roles, 16% work in blue-collar jobs, and 10% are employed in the service industry.