State size comparison
compared to
Oklahoma is about 1.5 times bigger than Pennsylvania.
Pennsylvania is approximately 116,075 sq km, while Oklahoma is approximately 177,847 sq km, making Oklahoma 53% larger than Pennsylvania. Meanwhile, the population of Pennsylvania is ~12.7 million people (9.0 million fewer people live in Oklahoma).
Tip:
This to-scale comparison of
Pennsylvania
vs.
Oklahoma
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Compare further: Oklahoma vs. Pennsylvania
Flip Comparison · See true size
See Oklahoma on top of Pennsylvania
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Quality of Life Comparison · 17 statistics
Be 21.5% less likely to live below the poverty line in Pennsylvania
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Cost of Living Comparison · 7 categories - 2026 data
Pennsylvania is 7.8% more expensive than Oklahoma
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Moving from Oklahoma to Pennsylvania · Cost, visas & climate
Compare cost of living, salary and climate.
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