South Riding, VA Demographics

A map of South Riding's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Asian	13,426	13,161	39.1%	38.8%
White	12,501	13,555	36.4%	40.0%
Hispanic	3,353	2,663	9.8%	7.9%
Black	2,668	2,409	7.8%	7.1%
Multiracial	1,960	1,866	5.7%	5.5%
Native American/Other	444	223	1.3%	0.7%

South Riding, Virginia has an estimated population of 34,352, a slight increase from the 33,877 recorded in the 2020 Census. The population is 39.1% Asian, 36.4% White, 9.8% Hispanic, 7.8% Black, 5.7% Multiracial, and 1.3% Native American/Other. This demographic dot map shows the population of South Riding, with one dot drawn for each person counted by the Census, color-coded by race.

South Riding has become more racially diverse since the 2020 Census. It is considerably more diverse than Virginia overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In South Riding, that probability was 67.5% in 2020 and 69.6% in the most recent ACS estimates.

South Riding is ranked the 33rd most populous place in Virginia, out of 688 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). South Riding was ranked the 33rd most populous place in the 2020 Census.

South Riding's White Population

12,501 residents of South Riding, or 36.4% of the population, identify as White. The share of White residents in South Riding is significantly lower than in Virginia overall, where 58.4% of the population is White. South Riding ranks 578th statewide in terms of White residents as a share of the population, out of 688 places.

Since the 2020 Census, South Riding's White population has declined by an estimated 7.8%. White residents' share of South Riding's population has decreased from 40.0% to 36.4%.

South Riding is more White than neighboring Arcola (17.1% White), Loudoun Valley Estates (26.8% White), and Chantilly (35.7% White). South Riding is less White than neighboring Stone Ridge (40.4% White), and Brambleton (42.9% White).

South Riding's Black Population

2,668 residents of South Riding, or 7.8% of the population, identify as Black. The share of Black residents in South Riding is considerably lower than in Virginia overall, where 18.3% of the population is Black. South Riding ranks 347th statewide in terms of Black residents as a share of the population, out of 688 places.

Since the 2020 Census, South Riding's Black population has grown by an estimated 10.8%. Black residents' share of South Riding's population has increased from 7.1% to 7.8%.

South Riding is more Black than neighboring Chantilly (3.4% Black). South Riding is less Black than neighboring Arcola (17.2% Black), Stone Ridge (14.4% Black), Loudoun Valley Estates (8.4% Black), and Brambleton (9.4% Black).

South Riding's Asian Population

13,426 residents of South Riding, or 39.1% of the population, identify as Asian. The share of Asian residents in South Riding is significantly higher than in Virginia overall, where 6.9% of the population is Asian. South Riding ranks 9th statewide in terms of Asian residents as a share of the population, out of 688 places.

Since the 2020 Census, South Riding's Asian population has grown by an estimated 2.0%. Asian residents' share of South Riding's population has remained roughly unchanged at 39.1%.

South Riding is more Asian than neighboring Arcola (37.5% Asian), Stone Ridge (30% Asian), Brambleton (38.9% Asian), and Chantilly (37.9% Asian). South Riding is less Asian than neighboring Loudoun Valley Estates (54.4% Asian).

South Riding's Hispanic Population

3,353 residents of South Riding, or 9.8% of the population, identify as Hispanic. The share of Hispanic residents in South Riding is comparable to the share in Virginia overall, where 11% of the population is Hispanic. South Riding ranks 219th statewide in terms of Hispanic residents as a share of the population, out of 688 places.

Since the 2020 Census, South Riding's Hispanic population has grown by an estimated 25.9%. Hispanic residents' share of South Riding's population has increased from 7.9% to 9.8%.

South Riding is more Hispanic than neighboring Stone Ridge (8.5% Hispanic), Loudoun Valley Estates (6.2% Hispanic), and Brambleton (4.8% Hispanic). South Riding is less Hispanic than neighboring Arcola (15.1% Hispanic), and Chantilly (19.1% Hispanic).

South Riding's Native American/Other Population

444 residents of South Riding, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in South Riding is comparable to the share in Virginia overall, where 0.8% of the population is Native American/Other. South Riding ranks 354th statewide in terms of Native American/Other residents as a share of the population, out of 688 places.

Since the 2020 Census, South Riding's Native American/Other population has grown by an estimated 99.1%. Native American/Other residents' share of South Riding's population has increased from 0.7% to 1.3%.

South Riding is more Native American/Other than neighboring Stone Ridge (0.5% Native American/Other), Loudoun Valley Estates (0.5% Native American/Other), Brambleton (0.4% Native American/Other), and Chantilly (0.4% Native American/Other). South Riding is less Native American/Other than neighboring Arcola (2.2% Native American/Other).

South Riding's Multiracial Population

1,960 residents of South Riding, or 5.7% of the population, identify as Multiracial. The share of Multiracial residents in South Riding is comparable to the share in Virginia overall, where 4.7% of the population is Multiracial. South Riding ranks 146th statewide in terms of Multiracial residents as a share of the population, out of 688 places.

Since the 2020 Census, South Riding's Multiracial population has grown by an estimated 5.0%. Multiracial residents' share of South Riding's population has remained roughly unchanged at 5.7%.

South Riding is more Multiracial than neighboring Loudoun Valley Estates (3.7% Multiracial), Brambleton (3.6% Multiracial), and Chantilly (3.6% Multiracial). South Riding is less Multiracial than neighboring Arcola (10.9% Multiracial), and Stone Ridge (6.2% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.