Walnut Grove, AL has a population of 820 and is the 16,437th largest city in the United States. The population density is 163 per sq mi which is 77% higher than the Alabama average and 80% higher than the national average. The median age in Walnut Grove is 34 which is approximately 13% lower than the Alabama average of 39. In Walnut Grove, 64% of the population over 15 years of age are married, 99% speak English and 1% speak Spanish. 83% of Walnut Grove residents were born in Alabama, 16% were born out of state, 0% were born outside of the United States and 1% were foreign born.
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The population density in Walnut Grove is 77% higher than Alabama.
The median age in Walnut Grove is 13% lower than Alabama.
In Walnut Grove 96.46% of the population is White.
In Walnut Grove 0.00% of the population is Black or African American.