Judith Basin County Demographics

A map of Judith Basin County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,861	1,883	89.9%	93.1%
Hispanic	159	49	7.7%	2.4%
Native American/Other	32	16	1.5%	0.8%
Multiracial	19	63	0.9%	3.1%
Black	0	8	0.0%	0.4%
Asian	0	4	0.0%	0.2%

Judith Basin County, Montana has an estimated population of 2,071, a slight increase from the 2,023 recorded in the 2020 Census. The population is 89.9% White, 7.7% Hispanic, 1.5% Native American/Other, 0.9% Multiracial, 0.0% Black, and 0.0% Asian. This demographic dot map shows the population of Judith Basin County, with one dot drawn for each person counted by the Census, color-coded by race.

Judith Basin has become considerably more racially diverse since the 2020 Census. It is considerably less diverse than Montana overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Judith Basin County, that probability was 13.2% in 2020 and 18.6% in the most recent ACS estimates.

Judith Basin County is ranked the 43rd most populous county in Montana, out of 56 counties. Judith Basin County was ranked the 44th most populous county in the 2020 Census.

Judith Basin County's White Population

1,861 residents of Judith Basin County, or 89.9% of the population, identify as White. The share of White residents in Judith Basin County is higher than in Montana overall, where 83.6% of the population is White. Judith Basin County ranks 6th statewide in terms of White residents as a share of the population, out of 56 counties.

Since the 2020 Census, Judith Basin County's White population has declined by an estimated 1.2%. White residents' share of Judith Basin County's population has decreased from 93.1% to 89.9%.

Judith Basin County is more White than neighboring Chouteau County (75.4% White), and Cascade County (82.4% White). Judith Basin County is less White than neighboring Wheatland County (94.2% White), Meagher County (94% White), and Fergus County (92.4% White).

Judith Basin County's Black Population

0 residents of Judith Basin County, or 0.0% of the population, identify as Black. The share of Black residents in Judith Basin County is comparable to the share in Montana overall, where 0.4% of the population is Black. Judith Basin County ranks 13th statewide in terms of Black residents as a share of the population, out of 56 counties.

Since the 2020 Census, Judith Basin County's Black population has declined by an estimated 100.0%. Black residents' share of Judith Basin County's population has remained roughly unchanged at 0.0%.

Judith Basin County is less Black than neighboring Wheatland County (1% Black), Meagher County (0.7% Black), Chouteau County (0.1% Black), Fergus County (0.6% Black), and Cascade County (1.3% Black).

Judith Basin County's Asian Population

0 residents of Judith Basin County, or 0.0% of the population, identify as Asian. The share of Asian residents in Judith Basin County is comparable to the share in Montana overall, where 0.8% of the population is Asian. Judith Basin County ranks 45th statewide in terms of Asian residents as a share of the population, out of 56 counties.

Since the 2020 Census, Judith Basin County's Asian population has declined by an estimated 100.0%. Asian residents' share of Judith Basin County's population has remained roughly unchanged at 0.0%.

Judith Basin County is less Asian than neighboring Wheatland County (0.3% Asian), Chouteau County (0.1% Asian), Fergus County (0.7% Asian), and Cascade County (1% Asian).

Judith Basin County's Hispanic Population

159 residents of Judith Basin County, or 7.7% of the population, identify as Hispanic. The share of Hispanic residents in Judith Basin County is slightly higher than in Montana overall, where 4.6% of the population is Hispanic. Judith Basin County ranks 39th statewide in terms of Hispanic residents as a share of the population, out of 56 counties.

Since the 2020 Census, Judith Basin County's Hispanic population has grown by an estimated 224.5%. Hispanic residents' share of Judith Basin County's population has increased from 2.4% to 7.7%.

Judith Basin County is more Hispanic than neighboring Wheatland County (2.5% Hispanic), Meagher County (3.2% Hispanic), Chouteau County (3.1% Hispanic), Fergus County (2.4% Hispanic), and Cascade County (5.3% Hispanic).

Judith Basin County's Native American/Other Population

32 residents of Judith Basin County, or 1.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Judith Basin County is slightly lower than in Montana overall, where 5.9% of the population is Native American/Other. Judith Basin County ranks 53rd statewide in terms of Native American/Other residents as a share of the population, out of 56 counties.

Since the 2020 Census, Judith Basin County's Native American/Other population has grown by an estimated 100.0%. Native American/Other residents' share of Judith Basin County's population has increased from 0.8% to 1.5%.

Judith Basin County is more Native American/Other than neighboring Wheatland County (0.6% Native American/Other), and Meagher County (1.4% Native American/Other). Judith Basin County is less Native American/Other than neighboring Chouteau County (16.6% Native American/Other), Fergus County (2.1% Native American/Other), and Cascade County (4.1% Native American/Other).

Judith Basin County's Multiracial Population

19 residents of Judith Basin County, or 0.9% of the population, identify as Multiracial. The share of Multiracial residents in Judith Basin County is slightly lower than in Montana overall, where 4.7% of the population is Multiracial. Judith Basin County ranks 52nd statewide in terms of Multiracial residents as a share of the population, out of 56 counties.

Since the 2020 Census, Judith Basin County's Multiracial population has declined by an estimated 69.8%. Multiracial residents' share of Judith Basin County's population has decreased from 3.1% to 0.9%.

Judith Basin County is more Multiracial than neighboring Meagher County (0.5% Multiracial). Judith Basin County is less Multiracial than neighboring Wheatland County (1.5% Multiracial), Chouteau County (4.8% Multiracial), Fergus County (1.9% Multiracial), and Cascade County (6% 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.