State size comparison
compared to
District of Columbia is about 656 times smaller than Pennsylvania.
Pennsylvania is approximately 116,075 sq km, while District of Columbia is approximately 177 sq km, making District of Columbia 0.15% the size of Pennsylvania. Meanwhile, the population of Pennsylvania is ~13.1 million people (12.4 million fewer people live in District of Columbia).
Tip:
This to-scale comparison of
Pennsylvania
vs.
District of Columbia
uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: District of Columbia vs. Pennsylvania
Flip Comparison · See true size
See District of Columbia on top of Pennsylvania
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Quality of Life Comparison · 20 statistics
Make 70.6% less money in Pennsylvania
→
Cost of Living Comparison · 7 categories - 2026 data
Pennsylvania is 30.2% cheaper than District of Columbia
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Moving from District of Columbia to Pennsylvania · Cost, visas & climate
Compare cost of living, salary and climate.
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City Size Comparison · See true size
Compare the size of Washington vs Philadelphia
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