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Marion County, AR, exhibits a modest population growth rate of 0.9% over the past year, contrasting with the state average of 0.4%. However, its 13-year compound annual growth rate (CAGR) is notably low at 0.06%, indicating long-term stagnation. The county has a median age of 51.7, significantly higher than the state median of 38.4, reflecting an aging population, with 28.8% over 65 years old. The age dependency ratio of 89.4 is among the highest in Arkansas, suggesting a greater burden on the working-age population compared to counties like Benton and Washington, which have younger demographics and higher growth rates.