South Bethany, DE has a population of 424 and is the 20,556th largest city in the United States. The population density is 822 per sq mi which is 123% higher than the Delaware average and 808% higher than the national average. The median age in South Bethany is 70 which is approximately 76% higher than the Delaware average of 40. In South Bethany, 78% of the population over 15 years of age are married, 95% speak English and 0% speak Spanish. 4% of South Bethany residents were born in Delaware, 92% were born out of state, 0% were born outside of the United States and 4% were foreign born.
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The population density in South Bethany is 123% higher than Delaware.
The median age in South Bethany is 76% higher than Delaware.
In South Bethany 98.82% of the population is White.
In South Bethany 0.00% of the population is Black or African American.
In South Bethany 1.18% of the population is Asian.