Carthage, SD Demographics

A map of Carthage's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	74	120	94.9%	94.5%
Asian	4	1	5.1%	0.8%
Black	0	0	0.0%	0.0%
Hispanic	0	2	0.0%	1.6%
Native American/Other	0	1	0.0%	0.8%
Multiracial	0	3	0.0%	2.4%

Carthage, South Dakota has an estimated population of 78, a dramatic decrease from the 127 recorded in the 2020 Census. The population is 94.9% White, 5.1% Asian, 0.0% Black, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Carthage, with one dot drawn for each person counted by the Census, color-coded by race.

Carthage has become slightly 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 Carthage, that probability was 10.6% in 2020 and 9.7% in the most recent ACS estimates.

Carthage is ranked the 327th 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). Carthage was ranked the 288th most populous place in the 2020 Census.

Carthage's White Population

74 residents of Carthage, or 94.9% of the population, identify as White. The share of White residents in Carthage is significantly higher than in South Dakota overall, where 79.8% of the population is White. Carthage ranks 114th statewide in terms of White residents as a share of the population, out of 485 places.

Since the 2020 Census, Carthage's White population has declined by an estimated 38.3%. White residents' share of Carthage's population has remained roughly unchanged at 94.9%.

Carthage is more White than neighboring Roswell (0% White), Cloverleaf Colony (0% White), and Iroquois (90% White). Carthage is less White than neighboring Fedora (100% White), and Vilas (100% White).

Carthage's Black Population

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

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

Carthage's Asian Population

4 residents of Carthage, or 5.1% of the population, identify as Asian. The share of Asian residents in Carthage is slightly higher than in South Dakota overall, where 1.4% of the population is Asian. Carthage ranks 68th statewide in terms of Asian residents as a share of the population, out of 485 places.

Since the 2020 Census, Carthage's Asian population has grown by an estimated 300.0%. Asian residents' share of Carthage's population has increased from 0.8% to 5.1%.

Carthage is more Asian than neighboring Roswell (0% Asian), Cloverleaf Colony (0% Asian), Fedora (0% Asian), Vilas (0% Asian), and Iroquois (0.8% Asian).

Carthage's Hispanic Population

0 residents of Carthage, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Carthage is slightly lower than in South Dakota overall, where 4.8% of the population is Hispanic. Carthage ranks 283rd statewide in terms of Hispanic residents as a share of the population, out of 485 places.

Since the 2020 Census, Carthage's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Carthage's population has decreased from 1.6% to 0.0%.

Carthage's Native American/Other Population

0 residents of Carthage, 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 Carthage is lower than in South Dakota overall, where 7.5% of the population is Native American/Other. Carthage ranks 305th statewide in terms of Native American/Other residents as a share of the population, out of 485 places.

Since the 2020 Census, Carthage's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Carthage's population has decreased from 0.8% to 0.0%.

Carthage is less Native American/Other than neighboring Iroquois (5.4% Native American/Other).

Carthage's Multiracial Population

0 residents of Carthage, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Carthage is slightly lower than in South Dakota overall, where 4.4% of the population is Multiracial. Carthage ranks 278th statewide in terms of Multiracial residents as a share of the population, out of 485 places.

Since the 2020 Census, Carthage's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Carthage's population has decreased from 2.4% to 0.0%.

Carthage is less Multiracial than neighboring Iroquois (3.9% 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.