St. Marks, KS Demographics

A map of St. Marks's Population by Race

St. Marks, Kansas has an estimated population of 156, a large increase from the 124 recorded in the 2020 Census. The population is 88.5% White, 11.5% Hispanic, 0.0% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of St. Marks, with one dot drawn for each person counted by the Census, color-coded by race.

St. Marks has become less racially diverse since the 2020 Census. It is considerably less diverse than Kansas overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In St. Marks, that probability was 21.8% in 2020 and 20.4% in the most recent ACS estimates.

St. Marks is ranked the 474th most populous place in Kansas, out of 740 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). St. Marks was ranked the 500th most populous place in the 2020 Census.

St. Marks's White Population

138 residents of St. Marks, or 88.5% of the population, identify as White. The share of White residents in St. Marks is significantly higher than in Kansas overall, where 72.7% of the population is White. St. Marks ranks 386th statewide in terms of White residents as a share of the population, out of 740 places.

Since the 2020 Census, St. Marks's White population has grown by an estimated 26.6%. White residents' share of St. Marks's population has increased from 87.9% to 88.5%.

St. Marks is more White than neighboring Colwich (87.8% White), Goddard (83.7% White), and Maize (82.2% White). St. Marks is less White than neighboring Andale (96.1% White), and Garden Plain (95.2% White).

St. Marks's Black Population

0 residents of St. Marks, or 0.0% of the population, identify as Black. The share of Black residents in St. Marks is lower than in Kansas overall, where 5.2% of the population is Black. St. Marks ranks 405th statewide in terms of Black residents as a share of the population, out of 740 places.

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

St. Marks is less Black than neighboring Colwich (0.9% Black), Goddard (1.3% Black), Maize (1.1% Black), and Garden Plain (0.2% Black).

St. Marks's Asian Population

0 residents of St. Marks, or 0.0% of the population, identify as Asian. The share of Asian residents in St. Marks is slightly lower than in Kansas overall, where 2.9% of the population is Asian. St. Marks ranks 130th statewide in terms of Asian residents as a share of the population, out of 740 places.

Since the 2020 Census, St. Marks's Asian population has declined by an estimated 100.0%. Asian residents' share of St. Marks's population has decreased from 0.8% to 0.0%.

St. Marks is less Asian than neighboring Goddard (0.6% Asian).

St. Marks's Hispanic Population

18 residents of St. Marks, or 11.5% of the population, identify as Hispanic. The share of Hispanic residents in St. Marks is slightly lower than in Kansas overall, where 13.6% of the population is Hispanic. St. Marks ranks 120th statewide in terms of Hispanic residents as a share of the population, out of 740 places.

Since the 2020 Census, St. Marks's Hispanic population has grown by an estimated 50.0%. Hispanic residents' share of St. Marks's population has increased from 9.7% to 11.5%.

St. Marks is more Hispanic than neighboring Colwich (3.8% Hispanic), Andale (0.9% Hispanic), and Garden Plain (2.2% Hispanic). St. Marks is less Hispanic than neighboring Goddard (12% Hispanic), and Maize (15% Hispanic).

St. Marks's Native American/Other Population

0 residents of St. Marks, 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 St. Marks is comparable to the share in Kansas overall, where 0.9% of the population is Native American/Other. St. Marks ranks 529th statewide in terms of Native American/Other residents as a share of the population, out of 740 places.

Since the 2020 Census, St. Marks's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of St. Marks's population has remained roughly unchanged at 0.0%.

St. Marks is less Native American/Other than neighboring Colwich (1.8% Native American/Other), Andale (2.4% Native American/Other), and Garden Plain (0.2% Native American/Other).

St. Marks's Multiracial Population

0 residents of St. Marks, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in St. Marks is slightly lower than in Kansas overall, where 4.8% of the population is Multiracial. St. Marks ranks 660th statewide in terms of Multiracial residents as a share of the population, out of 740 places.

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

St. Marks is less Multiracial than neighboring Colwich (5.8% Multiracial), Goddard (2.4% Multiracial), Andale (0.6% Multiracial), Maize (1.7% Multiracial), and Garden Plain (2.2% 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.