National Geographic Maps was established as a division of the National Geographic Society in 1915 and has been producing maps for National Geographic magazine and other Society groups for 100 years.

The map and table below show the diversity index for each of Pennsylvania’s 67 counties from the Census in 2010 and 2020. Hover over or tap on a county to see how much diversity has increased in ...

Pennsylvania's Supreme Court has redrawn the map of the state's congressional districts, overturning a Republican gerrymander that's been used in the past three congressional elections. The new ...

Wolf’s gradual, color-coded reopening plan divides Pennsylvania’s 67 counties into six geographic regions. All of Pennsylvania has been at “red," meaning all 12.8 million residents are under ...

Some regions of Pennsylvania are tantalizingly close to escaping some pandemic restrictions. Other parts of the state could have a long way to go before residents and businesses begin getting back to ...