Main facts about zip code 21664.
| Continent: | North America |
| Country: | USA |
| State: | Maryland |
| County: | Dorchester County |
| Primary City: | Secretary |
| 21664 | |
| Secretary |
| Zip Type: | PO BOX |
| Decommissioned: | No |
| Time Zone: | America/New_York |
| Area Land: | 1,121,671 |
| Area Codes: | 410 |
Detailed statistics information for zip code 21664 including housing count, population earnings , household income, rent statistics and home value data.
| Area: | 1,191,142 |
| Housing Count: | 236 |
| Population In Poverty: | 8 % |
| Median Earnings Past Year: | 30,938 $ |
| Median Household Income: | 52,604 $ |
| Median Gross Rent: | 873 $ |
| Median Home Value: | 154,400 $ |
What percent of the zip code 21664 do you think is covered with water ? Total Land and water area measurements and water to land ratio for the zip code 21664: land - 94.17%, water - 5.83%
Housholds statistics for zip code 21664
View zip code 21664 location information on the map.