Riverdale city, Georgia. Riverdale, GA: Atlanta, GA: United States Population: 15,931: 465,230: 321,004,407 Female Population: 52.4%: 51.0%: 50.8% Male Population: 47.6%: 49.0%: 49.2% Median Age Zip code 30296 is within area code 770 and area code 678. There are 3,605 people per square mile aka population density. Total population: 15,134: Male population: 7,136: Female population: 7,998: Median age (years) 32.3: White Population: 1,216: Black Population: 12,112: Indian Population The official US Postal Service name for 30296 is RIVERDALE, Georgia. Compare population statistics about Riverdale, GA by race, age, gender, Latino/Hispanic origin etc. Mean prices in 2017: all housing units: $131,433; detached houses: $134,880; townhouses or other attached units: $164,885; in 2-unit structures: $250,215; in 3-to-4-unit structure Full demographic report of Riverdale, GA population including education levels, household income, job market, ethnic makeup, and languages. CensusViewer delivers detailed demographics and population statistics from the 2010 Census, 2000 Census, American Community Survey (ACS), registered voter files, commercial data sources and more. Riverdale is a city in Clayton County, Georgia, United States.The population was 15,134 at the 2010 census, up from 12,478 in 2000. See peer rankings below. Regardless of whether Riverdale does well or poorly compared to all other cities and towns in the US of all sizes, compared to places with a similar population, it fares badly. The primary coordinate point for Riverdale is located at latitude 33.5726 and longitude -84.4133 in Clayton County. Riverdale is a suburb just south of Hartsfield–Jackson Atlanta International Airport and is part of the Atlanta metropolitan area. Clear 1 Table. The population density in Riverdale is 1817% higher than Georgia; The median age in Riverdale is 10% lower than Georgia; In Riverdale 7.58% of the population is White; In Riverdale 82.99% of the population is Black; In Riverdale 4.45% of the population is Asian With a population of 15,594, Riverdale has a combined rate of violent and property crime that is very high compared to other places of similar population size. QuickFacts provides statistics for all states and counties, and for cities and towns with a population of 5,000 or more. Of the 12,478 people who live in Riverdale, there are 4,364 under 20 years old. The sex breakdown of the 20 years old and younger population in Riverdale is … Map. The population in Riverdale is 15,931. 30296 can be classified socioeconically as a Middle Class class zipcode in comparison to other zipcodes in Georgia. … Population of Riverdale, GA. Last official estimated population of Riverdale city (Clayton County**, Georgia state) was 15,669 (year 2014) .This was 0.005% of total US population and 0.15% of total Georgia state population. The race breakdown of the population in Riverdale varies per year, but currently 12,216 are one race and 262 are two or more races. Portions of zip code 30296 are contained within or border the city limits of Riverdale, GA, . Riverdale ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Georgia.