State size comparison
compared to
Montana is about 2.2 times bigger than Washington.
Washington is approximately 172,348 sq km, while Montana is approximately 376,979 sq km, making Montana 119% larger than Washington. Meanwhile, the population of Washington is ~6.7 million people (5.7 million fewer people live in Montana).
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Washington
vs.
Montana
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Compare further: Montana vs. Washington
Flip Comparison · See true size
See Montana on top of Washington
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Quality of Life Comparison · 18 statistics
Make 65.8% more money in Washington
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Cost of Living Comparison · 7 categories - 2026 data
Washington is 8.1% more expensive than Montana
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City Size Comparison · See true size
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