Castalian Springs, TN Demographics

A map of Castalian Springs's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	602	549	88.8%	90.3%
Black	42	6	6.2%	1.0%
Multiracial	27	29	4.0%	4.8%
Asian	7	3	1.0%	0.5%
Hispanic	0	20	0.0%	3.3%
Native American/Other	0	1	0.0%	0.2%

Castalian Springs, Tennessee has an estimated population of 678, a large increase from the 608 recorded in the 2020 Census. The population is 88.8% White, 6.2% Black, 4.0% Multiracial, 1.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Castalian Springs, with one dot drawn for each person counted by the Census, color-coded by race.

Castalian Springs has become more racially diverse since the 2020 Census. It is considerably less diverse than Tennessee overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Castalian Springs, that probability was 18.1% in 2020 and 20.6% in the most recent ACS estimates.

Castalian Springs is ranked the 354th most populous place in Tennessee, out of 504 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). Castalian Springs was ranked the 347th most populous place in the 2020 Census.

Castalian Springs's White Population

602 residents of Castalian Springs, or 88.8% of the population, identify as White. The share of White residents in Castalian Springs is significantly higher than in Tennessee overall, where 71% of the population is White. Castalian Springs ranks 193rd statewide in terms of White residents as a share of the population, out of 504 places.

Since the 2020 Census, Castalian Springs's White population has grown by an estimated 9.7%. White residents' share of Castalian Springs's population has decreased from 90.3% to 88.8%.

Castalian Springs is more White than neighboring Bransford (0% White), Hartsville/Trousdale (79.1% White), and Gallatin (66.6% White). Castalian Springs is less White than neighboring Bethpage (100% White), and Graball (100% White).

Castalian Springs's Black Population

42 residents of Castalian Springs, or 6.2% of the population, identify as Black. The share of Black residents in Castalian Springs is lower than in Tennessee overall, where 15.4% of the population is Black. Castalian Springs ranks 333rd statewide in terms of Black residents as a share of the population, out of 504 places.

Since the 2020 Census, Castalian Springs's Black population has grown by an estimated 600.0%. Black residents' share of Castalian Springs's population has increased from 1.0% to 6.2%.

Castalian Springs is more Black than neighboring Bethpage (0% Black), Bransford (0% Black), and Graball (0% Black). Castalian Springs is less Black than neighboring Hartsville/Trousdale (11% Black), and Gallatin (14.5% Black).

Castalian Springs's Asian Population

7 residents of Castalian Springs, or 1.0% of the population, identify as Asian. The share of Asian residents in Castalian Springs is comparable to the share in Tennessee overall, where 1.9% of the population is Asian. Castalian Springs ranks 241st statewide in terms of Asian residents as a share of the population, out of 504 places.

Since the 2020 Census, Castalian Springs's Asian population has grown by an estimated 133.3%. Asian residents' share of Castalian Springs's population has increased from 0.5% to 1.0%.

Castalian Springs is more Asian than neighboring Bethpage (0% Asian), Bransford (0% Asian), Hartsville/Trousdale (0.1% Asian), and Graball (0% Asian). Castalian Springs is less Asian than neighboring Gallatin (2% Asian).

Castalian Springs's Hispanic Population

0 residents of Castalian Springs, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Castalian Springs is lower than in Tennessee overall, where 7.4% of the population is Hispanic. Castalian Springs ranks 207th statewide in terms of Hispanic residents as a share of the population, out of 504 places.

Since the 2020 Census, Castalian Springs's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Castalian Springs's population has decreased from 3.3% to 0.0%.

Castalian Springs is less Hispanic than neighboring Hartsville/Trousdale (4.1% Hispanic), and Gallatin (11.2% Hispanic).

Castalian Springs's Native American/Other Population

0 residents of Castalian Springs, 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 Castalian Springs is comparable to the share in Tennessee overall, where 0.6% of the population is Native American/Other. Castalian Springs ranks 432nd statewide in terms of Native American/Other residents as a share of the population, out of 504 places.

Since the 2020 Census, Castalian Springs's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Castalian Springs's population has remained roughly unchanged at 0.0%.

Castalian Springs is less Native American/Other than neighboring Hartsville/Trousdale (1.3% Native American/Other), and Gallatin (1% Native American/Other).

Castalian Springs's Multiracial Population

27 residents of Castalian Springs, or 4.0% of the population, identify as Multiracial. The share of Multiracial residents in Castalian Springs is comparable to the share in Tennessee overall, where 3.7% of the population is Multiracial. Castalian Springs ranks 117th statewide in terms of Multiracial residents as a share of the population, out of 504 places.

Since the 2020 Census, Castalian Springs's Multiracial population has declined by an estimated 6.9%. Multiracial residents' share of Castalian Springs's population has decreased from 4.8% to 4.0%.

Castalian Springs is more Multiracial than neighboring Bethpage (0% Multiracial), Bransford (0% Multiracial), and Graball (0% Multiracial). Castalian Springs is less Multiracial than neighboring Hartsville/Trousdale (4.4% Multiracial), and Gallatin (4.7% 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.