About 21710 - Adamstown, Maryland
The ZIP code 21710 of Adamstown falls within Maryland, the United States - a mid-sized area by population. It sits within Adamstown County.
Census data puts the population of this ZIP code at 35,801 residents. That's noticeably above the average for a Maryland ZIP code, which sits near 23,118 people.
Median household income is about $115,000 (above the Maryland average).
This ZIP code sits alongside neighboring areas like Essex, White Marsh, Frederick within Maryland.