Grenville, SD Demographics

A map of Grenville's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	50	43	94.3%	89.6%
Hispanic	3	1	5.7%	2.1%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Native American/Other	0	3	0.0%	6.3%
Multiracial	0	1	0.0%	2.1%

Grenville, South Dakota has an estimated population of 53, a large increase from the 48 recorded in the 2020 Census. The population is 94.3% White, 5.7% Hispanic, 0.0% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Grenville, with one dot drawn for each person counted by the Census, color-coded by race.

Grenville has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than South Dakota overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Grenville, that probability was 19.3% in 2020 and 10.7% in the most recent ACS estimates.

Grenville is ranked the 372nd most populous place in South Dakota, out of 485 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). Grenville was ranked the 395th most populous place in the 2020 Census.

Grenville's White Population

50 residents of Grenville, or 94.3% of the population, identify as White. The share of White residents in Grenville is considerably higher than in South Dakota overall, where 79.8% of the population is White. Grenville ranks 251st statewide in terms of White residents as a share of the population, out of 485 places.

Since the 2020 Census, Grenville's White population has grown by an estimated 16.3%. White residents' share of Grenville's population has increased from 89.6% to 94.3%.

Grenville is more White than neighboring Roslyn (81.6% White), Enemy Swim (9.3% White), Waubay (57.6% White), and Webster (87.3% White). Grenville is less White than neighboring Eden (96.4% White).

Grenville's Black Population

0 residents of Grenville, or 0.0% of the population, identify as Black. The share of Black residents in Grenville is slightly lower than in South Dakota overall, where 2.1% of the population is Black. Grenville ranks 183rd statewide in terms of Black residents as a share of the population, out of 485 places.

Since the 2020 Census, Grenville's Black population has grown from 0 to an estimated 0. Black residents' share of Grenville's population has remained roughly unchanged at 0.0%.

Grenville is less Black than neighboring Enemy Swim (0.7% Black).

Grenville's Asian Population

0 residents of Grenville, or 0.0% of the population, identify as Asian. The share of Asian residents in Grenville is comparable to the share in South Dakota overall, where 1.4% of the population is Asian. Grenville ranks 176th statewide in terms of Asian residents as a share of the population, out of 485 places.

Since the 2020 Census, Grenville's Asian population has grown from 0 to an estimated 0. Asian residents' share of Grenville's population has remained roughly unchanged at 0.0%.

Grenville is less Asian than neighboring Enemy Swim (1% Asian), and Webster (0.1% Asian).

Grenville's Hispanic Population

3 residents of Grenville, or 5.7% of the population, identify as Hispanic. The share of Hispanic residents in Grenville is comparable to the share in South Dakota overall, where 4.8% of the population is Hispanic. Grenville ranks 250th statewide in terms of Hispanic residents as a share of the population, out of 485 places.

Since the 2020 Census, Grenville's Hispanic population has grown by an estimated 200.0%. Hispanic residents' share of Grenville's population has increased from 2.1% to 5.7%.

Grenville is more Hispanic than neighboring Roslyn (0% Hispanic), Enemy Swim (0% Hispanic), Eden (0% Hispanic), Waubay (0% Hispanic), and Webster (4.7% Hispanic).

Grenville's Native American/Other Population

0 residents of Grenville, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Grenville is lower than in South Dakota overall, where 7.5% of the population is Native American/Other. Grenville ranks 114th statewide in terms of Native American/Other residents as a share of the population, out of 485 places.

Since the 2020 Census, Grenville's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Grenville's population has decreased from 6.3% to 0.0%.

Grenville is less Native American/Other than neighboring Roslyn (8.8% Native American/Other), Enemy Swim (84.1% Native American/Other), Eden (3.6% Native American/Other), Waubay (38.6% Native American/Other), and Webster (3.1% Native American/Other).

Grenville's Multiracial Population

0 residents of Grenville, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Grenville is slightly lower than in South Dakota overall, where 4.4% of the population is Multiracial. Grenville ranks 299th statewide in terms of Multiracial residents as a share of the population, out of 485 places.

Since the 2020 Census, Grenville's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Grenville's population has decreased from 2.1% to 0.0%.

Grenville is less Multiracial than neighboring Roslyn (9.5% Multiracial), Enemy Swim (5% Multiracial), Waubay (3.9% Multiracial), and Webster (4.9% 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.