document.write("Census Tract 400500 in Delaware County, Pennsylvania - Fast Facts and Rank
| Population | 4,235 (2010), see rank |
| House Units | 1,681, see rank |
| Race | Whites:43.3%, Hispanics:8.8%, Blacks:35.9%, Asians:13.1%, Others:7.7% |
| Population Density: | 9,223.71/sq mi, see rank |
| Median Household Income: | $55,143, see rank |
| Median House Price: | $114,400, see rank |
| Time Zone: | Eastern GMT -5:00 with Daylight Saving in the Summer |
| Land Area: | 0.46 sq mi, see rank |
| Water Area: | 0.00 sq mi (0.00%), see rank |
| State: | Pennsylvania |
| Area: | Philadelphia-Camden-Wilmington, PA-NJ-DE-MD |
| County: | Delaware County |
| City: | Upper Darby |
| School District: | Upper Darby School District ![](\"http://www.usa.com/img/s2.gif\") |
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