State: Pennsylvania
        
        Time zone: Eastern GMT -5:00. 
| Population: | 4,148 | 
| 2000 Population: | 3,732 | 
| White Population: | 3,648 | 
| Black Population: | 29 | 
| Hispanic Population: | 27 | 
| Asian Population: | 17 | 
| Hawaiian Population: | 3 | 
| Indian Population: | 3 | 
| Other Population: | 8 | 
| Male Population: | 1,854 | 
| Female Population: | 1,878 | 
| Median Age: | 37 | 
| Male Median Age: | 36.2 | 
| Female Median Age: | 37.7 | 
| Households: | 1,642 | 
| Average Household Size: | 2.46 | 
| Average House Value: | $99,900 | 
| Average Household Income: | $45,076 | 
| Land Area: | 13.9 sq mi | 
| Water Area: | 0.064 sq mi | 
Mount Holly Spgs Mt Holly Spgs , Mt Holly Springs , Upper Mill
            Boiling Springs, PA (       4.1 miles)
             Gardners, PA (       5.9 miles)
             Peach Glen, PA (       6.1 miles)
             Idaville, PA (       6.3 miles)
             Carlisle, PA (       6.7 miles)
             York Springs, PA (       8.3 miles)
             Plainfield, PA (       8.5 miles)
             Franklintown, PA (       8.8 miles)
             Dillsburg, PA (       8.8 miles)
             Bendersville, PA (       9.3 miles)
             
| 2000 Population: | 12,281,054 | 
| White Population: | 10,484,203 | 
| Black Population: | 1,224,612 | 
| Asian Population: | 219,813 | 
| Indian Population: | 18,348 | 
| Hawaiian Population: | 3,417 | 
| Other Population: | 188,437 | 
| Male Population: | 5,929,663 | 
| Female Population: | 6,351,391 | 
| Median Age: | 38.00 | 
| Male Median Age: | 36.50 | 
| Female Median Age: | 39.40 | 
| 2000 Households: | 4,777,003 | 
| White Households: | 4,177,452 | 
| Black Households: | 435,073 | 
| Asian Households: | 67,792 | 
| Indian Households: | 6,580 | 
| Hawaiian Households: | 873 | 
| Average Household Size: | 2.48 | 
| Average Family Size: | 3.04 |