Sorted by population.
| County | Population | Median HHI |
|---|---|---|
| Philadelphia County PA |
1,523,191 | $60,907 |
| Allegheny County PA |
1,434,963 | $82,479 |
| Bucks County PA |
843,135 | $112,289 |
| Montgomery County PA |
658,942 | $118,212 |
| Chester County PA |
618,743 | $129,055 |
| Berks County PA |
590,578 | $84,899 |
| Delaware County PA |
561,720 | $97,523 |
| Lancaster County PA |
507,975 | $84,005 |
| Lehigh County PA |
399,801 | $76,623 |
| York County PA |
381,773 | $83,090 |
| Dauphin County PA |
352,330 | $76,816 |
| Cumberland County PA |
287,814 | $87,915 |
In alphabetical order; geographic adjacency layer planned for v1.1.
Every value drawn from the same federal-source warehouse that powers individual place profiles. See data sources for the full dictionary, methodology for metric definitions.