St. Marks, FL Demographics

A map of St. Marks's Population by Race

St. Marks, Florida has an estimated population of 243, a large decrease from the 274 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 St. Marks, with one dot drawn for each person counted by the Census, color-coded by race.

St. Marks has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Florida 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 21.5% in 2020 and 7.9% in the most recent ACS estimates.

St. Marks is ranked the 905th most populous place in Florida, out of 956 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 898th most populous place in the 2020 Census.

St. Marks's White Population

233 residents of St. Marks, or 95.9% of the population, identify as White. The share of White residents in St. Marks is significantly higher than in Florida overall, where 50.4% of the population is White. St. Marks ranks 136th statewide in terms of White residents as a share of the population, out of 956 places.

Since the 2020 Census, St. Marks's White population has declined by an estimated 3.7%. White residents' share of St. Marks's population has increased from 88.3% to 95.9%.

St. Marks is more White than neighboring Woodville (60.4% White), Crawfordville (72.4% White), Wacissa (57.7% White), and Chaires (83.3% White). St. Marks is less White than neighboring Panacea (96.9% 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 considerably lower than in Florida overall, where 14.6% of the population is Black. St. Marks ranks 722nd statewide in terms of Black residents as a share of the population, out of 956 places.

Since the 2020 Census, St. Marks's Black population has declined by an estimated 100.0%. Black residents' share of St. Marks's population has decreased from 1.5% to 0.0%.

St. Marks is less Black than neighboring Woodville (31.2% Black), Crawfordville (16% Black), Wacissa (32.1% Black), and Chaires (1.2% 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 Florida overall, where 2.9% of the population is Asian. St. Marks ranks 553rd statewide in terms of Asian residents as a share of the population, out of 956 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 1.1% to 0.0%.

St. Marks is less Asian than neighboring Woodville (0.5% Asian), and Crawfordville (1% Asian).

St. Marks's Hispanic Population

0 residents of St. Marks, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in St. Marks is significantly lower than in Florida overall, where 27.4% of the population is Hispanic. St. Marks ranks 905th statewide in terms of Hispanic residents as a share of the population, out of 956 places.

Since the 2020 Census, St. Marks's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of St. Marks's population has decreased from 2.6% to 0.0%.

St. Marks is less Hispanic than neighboring Woodville (1.9% Hispanic), Crawfordville (7.5% Hispanic), Wacissa (5.4% Hispanic), and Chaires (10.7% 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 Florida overall, where 0.8% of the population is Native American/Other. St. Marks ranks 828th statewide in terms of Native American/Other residents as a share of the population, out of 956 places.

Since the 2020 Census, St. Marks's Native American/Other population has declined by an estimated 100.0%. 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 Woodville (0.3% Native American/Other), Crawfordville (0.6% Native American/Other), and Chaires (4.3% Native American/Other).

St. Marks's Multiracial Population

10 residents of St. Marks, or 4.1% of the population, identify as Multiracial. The share of Multiracial residents in St. Marks is comparable to the share in Florida overall, where 3.8% of the population is Multiracial. St. Marks ranks 68th statewide in terms of Multiracial residents as a share of the population, out of 956 places.

Since the 2020 Census, St. Marks's Multiracial population has declined by an estimated 41.2%. Multiracial residents' share of St. Marks's population has decreased from 6.2% to 4.1%.

St. Marks is more Multiracial than neighboring Crawfordville (2.6% Multiracial), Panacea (3.1% Multiracial), and Chaires (0.5% Multiracial). St. Marks is less Multiracial than neighboring Woodville (5.7% Multiracial), and Wacissa (4.8% 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.