Ortley, SD Demographics

A map of Ortley's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	70	42	95.9%	84.0%
Multiracial	3	2	4.1%	4.0%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	2	0.0%	4.0%
Native American/Other	0	4	0.0%	8.0%

Ortley, South Dakota has an estimated population of 73, a dramatic increase from the 50 recorded in the 2020 Census. The population is 95.9% White, 4.1% Multiracial, 0.0% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Ortley, with one dot drawn for each person counted by the Census, color-coded by race.

Ortley 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 Ortley, that probability was 28.5% in 2020 and 7.9% in the most recent ACS estimates.

Ortley is ranked the 342nd 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). Ortley was ranked the 393rd most populous place in the 2020 Census.

Ortley's White Population

70 residents of Ortley, or 95.9% of the population, identify as White. The share of White residents in Ortley is significantly higher than in South Dakota overall, where 79.8% of the population is White. Ortley ranks 335th statewide in terms of White residents as a share of the population, out of 485 places.

Since the 2020 Census, Ortley's White population has grown by an estimated 66.7%. White residents' share of Ortley's population has increased from 84.0% to 95.9%.

Ortley is more White than neighboring Waubay (57.6% White), Enemy Swim (9.3% White), Summit (63.2% White), Grenville (94.3% White), and Agency Village (1.2% White).

Ortley's Black Population

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

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

Ortley is less Black than neighboring Enemy Swim (0.7% Black), Summit (0.6% Black), and Agency Village (1.1% Black).

Ortley's Asian Population

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

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

Ortley is less Asian than neighboring Enemy Swim (1% Asian), and Agency Village (0.8% Asian).

Ortley's Hispanic Population

0 residents of Ortley, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Ortley is slightly lower than in South Dakota overall, where 4.8% of the population is Hispanic. Ortley ranks 131st statewide in terms of Hispanic residents as a share of the population, out of 485 places.

Since the 2020 Census, Ortley's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Ortley's population has decreased from 4.0% to 0.0%.

Ortley is less Hispanic than neighboring Summit (8.1% Hispanic), Grenville (5.7% Hispanic), and Agency Village (1% Hispanic).

Ortley's Native American/Other Population

0 residents of Ortley, 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 Ortley is lower than in South Dakota overall, where 7.5% of the population is Native American/Other. Ortley ranks 99th statewide in terms of Native American/Other residents as a share of the population, out of 485 places.

Since the 2020 Census, Ortley's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Ortley's population has decreased from 8.0% to 0.0%.

Ortley is less Native American/Other than neighboring Waubay (38.6% Native American/Other), Enemy Swim (84.1% Native American/Other), Summit (20.9% Native American/Other), and Agency Village (82.9% Native American/Other).

Ortley's Multiracial Population

3 residents of Ortley, or 4.1% of the population, identify as Multiracial. The share of Multiracial residents in Ortley is comparable to the share in South Dakota overall, where 4.4% of the population is Multiracial. Ortley ranks 157th statewide in terms of Multiracial residents as a share of the population, out of 485 places.

Since the 2020 Census, Ortley's Multiracial population has grown by an estimated 50.0%. Multiracial residents' share of Ortley's population has remained roughly unchanged at 4.1%.

Ortley is more Multiracial than neighboring Waubay (3.9% Multiracial), and Grenville (0% Multiracial). Ortley is less Multiracial than neighboring Enemy Swim (5% Multiracial), Summit (7.2% Multiracial), and Agency Village (13% 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.