the resident population of the United States more»
      
    
  | City: | Greencastle | 
| State: | Pennsylvania | 
| Area Code: | 717 | 
| Latitude: | 39.799230 | 
| Longitude: | -77.753444 | 
| Time Zone: | Eastern GMT -5 | 
| City Alias(es): | Bino Cosytown , Mason Dixon , Milnor , Upton , Waynecastle , Welsh Run , Worleytown | 
| Population: | 18,728 | 
| 2000 Population: | 16,411 | 
| White Population: | 16,028 | 
| Black Population: | 142 | 
| Hispanic Population: | 130 | 
| Asian Population: | 57 | 
| Hawaiian Population: | 39 | 
| Indian Population: | 2 | 
| Other Population: | 48 | 
| Male Population: | 8,185 | 
| Female Population: | 8,226 | 
| Median Age: | 36.50 | 
| Male Median Age: | 35.70 | 
| Female Median Age: | 37.30 | 
| Households: | 6,429 | 
| Average Household Size: | 2.64 | 
| Average House Value: | $105,200 | 
| Average Household Income: | $45,107 | 
| Number of Businesses: | 335 | 
| Number of Employees: | 6,895 | 
| Annual Payroll: | $178,365,000 | 
| Land Area: | 80.573 sq mi | 
| Water Area: | 0.145 sq mi | 
            Williamson, PA (       4.4 miles)
             Shady Grove, PA (       4.7 miles)
             Marion, PA (       5.0 miles)
             State Line, PA (       5.4 miles)
             Zullinger, PA (       6.8 miles)
             Lemasters, PA (       7.1 miles)
             Saint Thomas, PA (       8.3 miles)
             Waynesboro, PA (       8.6 miles)
             Quincy, PA (       9.7 miles)