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Fastest-growing city in Wyoming: Gillette
Change YOY: 0.72 percent
Change since 2000: 32.43 percent
Average household income: $78,620
Why: A strong energy sector has helped boost the population of Gillette. New residents have steadily moved to Gillette and surrounding Campbell County over the past decade to drill for coal-bed methane, reported the Billings Gazette.

























































