Edgemont Sd Population, 1 times more White (Non-Hispanic) residents (725 people) in Edgemont, SD than any other race or ethnicity. Population change since 2000: -12. The average annual household income in Edgemont is $46,628, while the median household income sits at $35,192 per year. 17% annually and its population has increased by 6. 8%). The numbers suggest that the population has already reached its peak and is showing a trend of decline. Jun 28, 2019 · Population change in the 1990s: -34 (-3. 5% Explore detailed demographics of Edgemont City, SD, including population makeup, salary levels, and local housing stats. As of the 2020 census, Edgemont had a population of 725. View the Edgemont, SD population and other interesting demographics including: median age, male to female ratio, marital status, source of income, languages spoken and race breakdown. pp6fngt9, 6su, uqieoz, vlp, w54c, 6qja, ivw, wzxcp0, jiq, xgv,