Basic information

| Attribute | Detail | | :--- | :--- | | **Official Name** | Lusby | | **Geographic Level** | Census-Designated Place (CDP) | | **Country** | United States | | **State** | Maryland | | **County** | Calvert County | | **Time Zone** | Eastern (EST/EDT) | | **Latitude** | 38.3973° N | | **Longitude** | 76.4383° W | | **Elevation** | ~89 ft (27 m) | | **Total Area** | ~3.7 sq mi (9.58 km²) for the CDP | | **Population** | ~9,623 (2020 Census for CDP) | | **ZIP Code** | 20657 | | **Area Codes** | 410, 443, 667 | | **Official Language** | English | | **Currency** | United States Dollar (USD) | | **Demonym** | Lusbyite (colloquial) |