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Population Review

Is Penobscot County, ME growing?

Penobscot County has 153,571 residents per Census ACS 5-Year estimates. Counties with growing populations tend to be suburban, exurban, or in fast-growing Sun Belt regions; rural counties often see population decline.

Context

County-level migration trends drive much of US demographic change. Population shifts have outsized impacts on counties through tax revenue, school enrollment, healthcare demand, and housing markets.

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Penobscot County has 153,571 residents per Census ACS 5-Year estimates. Counties with growing populations tend to be suburban, exurban, or in fast-growing Sun Belt regions; rural counties often see population decline.