Basalt, ID Demographics

A map of Basalt's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	413	285	72.6%	79.8%
Hispanic	101	52	17.8%	14.6%
Native American/Other	26	6	4.6%	1.7%
Multiracial	25	13	4.4%	3.6%
Asian	4	1	0.7%	0.3%
Black	0	0	0.0%	0.0%

Basalt, Idaho has an estimated population of 569, a dramatic increase from the 357 recorded in the 2020 Census. The population is 72.6% White, 17.8% Hispanic, 4.6% Native American/Other, 4.4% Multiracial, 0.7% Asian, and 0.0% Black. This demographic dot map shows the population of Basalt, with one dot drawn for each person counted by the Census, color-coded by race.

Basalt has become considerably more racially diverse since the 2020 Census. It is considerably more diverse than Idaho overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Basalt, that probability was 34.0% in 2020 and 43.8% in the most recent ACS estimates.

Basalt is ranked the 138th most populous place in Idaho, out of 236 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). Basalt was ranked the 157th most populous place in the 2020 Census.

Basalt's White Population

413 residents of Basalt, or 72.6% of the population, identify as White. The share of White residents in Basalt is lower than in Idaho overall, where 78.6% of the population is White. Basalt ranks 160th statewide in terms of White residents as a share of the population, out of 236 places.

Since the 2020 Census, Basalt's White population has grown by an estimated 44.9%. White residents' share of Basalt's population has decreased from 79.8% to 72.6%.

Basalt is less White than neighboring Firth (82.1% White), Shelley (76.9% White), Idaho Falls (77.5% White), Blackfoot (75.4% White), and Groveland (97% White).

Basalt's Black Population

0 residents of Basalt, or 0.0% of the population, identify as Black. The share of Black residents in Basalt is comparable to the share in Idaho overall, where 0.7% of the population is Black. Basalt ranks 134th statewide in terms of Black residents as a share of the population, out of 236 places.

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

Basalt is less Black than neighboring Shelley (0.3% Black), Idaho Falls (0.5% Black), and Blackfoot (0.3% Black).

Basalt's Asian Population

4 residents of Basalt, or 0.7% of the population, identify as Asian. The share of Asian residents in Basalt is comparable to the share in Idaho overall, where 1.3% of the population is Asian. Basalt ranks 133rd statewide in terms of Asian residents as a share of the population, out of 236 places.

Since the 2020 Census, Basalt's Asian population has grown by an estimated 300.0%. Asian residents' share of Basalt's population has remained roughly unchanged at 0.7%.

Basalt is more Asian than neighboring Firth (0% Asian), Shelley (0.5% Asian), Idaho Falls (0.5% Asian), Blackfoot (0.1% Asian), and Groveland (0% Asian).

Basalt's Hispanic Population

101 residents of Basalt, or 17.8% of the population, identify as Hispanic. The share of Hispanic residents in Basalt is slightly higher than in Idaho overall, where 13.6% of the population is Hispanic. Basalt ranks 67th statewide in terms of Hispanic residents as a share of the population, out of 236 places.

Since the 2020 Census, Basalt's Hispanic population has grown by an estimated 94.2%. Hispanic residents' share of Basalt's population has increased from 14.6% to 17.8%.

Basalt is more Hispanic than neighboring Firth (14.7% Hispanic), Shelley (16.2% Hispanic), Idaho Falls (16.7% Hispanic), and Groveland (2.3% Hispanic). Basalt is less Hispanic than neighboring Blackfoot (18.6% Hispanic).

Basalt's Native American/Other Population

26 residents of Basalt, or 4.6% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Basalt is slightly higher than in Idaho overall, where 1.5% of the population is Native American/Other. Basalt ranks 64th statewide in terms of Native American/Other residents as a share of the population, out of 236 places.

Since the 2020 Census, Basalt's Native American/Other population has grown by an estimated 333.3%. Native American/Other residents' share of Basalt's population has increased from 1.7% to 4.6%.

Basalt is more Native American/Other than neighboring Firth (0.5% Native American/Other), Shelley (0% Native American/Other), Idaho Falls (1% Native American/Other), Blackfoot (2.6% Native American/Other), and Groveland (0% Native American/Other).

Basalt's Multiracial Population

25 residents of Basalt, or 4.4% of the population, identify as Multiracial. The share of Multiracial residents in Basalt is comparable to the share in Idaho overall, where 4.2% of the population is Multiracial. Basalt ranks 126th statewide in terms of Multiracial residents as a share of the population, out of 236 places.

Since the 2020 Census, Basalt's Multiracial population has grown by an estimated 92.3%. Multiracial residents' share of Basalt's population has increased from 3.6% to 4.4%.

Basalt is more Multiracial than neighboring Firth (2.8% Multiracial), Idaho Falls (3.8% Multiracial), Blackfoot (3% Multiracial), and Groveland (0.7% Multiracial). Basalt is less Multiracial than neighboring Shelley (6.1% 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.