21012 vs 21056 ZIP Codes
Arnold, MD · Gibson Island, MD
| Metric | 21012 | 21056 |
|---|---|---|
| City | Arnold | Gibson Island |
| County | Anne Arundel | Anne Arundel |
| State | Maryland | Maryland |
| Time zone | Eastern Time | Eastern Time |
| Population | 21,317 | 267 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.