Traill County Demographics

A map of Traill County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	7,114	7,311	89.3%	91.4%
Multiracial	317	249	4.0%	3.1%
Hispanic	315	297	4.0%	3.7%
Native American/Other	102	74	1.3%	0.9%
Black	77	48	1.0%	0.6%
Asian	45	18	0.6%	0.2%

Traill County, North Dakota has an estimated population of 7,970, a less than 1% change from the 7,997 recorded in the 2020 Census. The population is 89.3% White, 4.0% Hispanic, 4.0% Multiracial, 1.3% Native American/Other, 1.0% Black, and 0.6% Asian. This demographic dot map shows the population of Traill County, with one dot drawn for each person counted by the Census, color-coded by race.

Traill has become more racially diverse since the 2020 Census. It is considerably less diverse than North Dakota overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Traill County, that probability was 16.2% in 2020 and 20.0% in the most recent ACS estimates.

Traill County is ranked the 18th most populous county in North Dakota, out of 53 counties. Traill County was ranked the 18th most populous county in the 2020 Census.

Traill County's White Population

7,114 residents of Traill County, or 89.3% of the population, identify as White. The share of White residents in Traill County is higher than in North Dakota overall, where 81.7% of the population is White. Traill County ranks 30th statewide in terms of White residents as a share of the population, out of 53 counties.

Since the 2020 Census, Traill County's White population has declined by an estimated 2.7%. White residents' share of Traill County's population has decreased from 91.4% to 89.3%.

Traill County is more White than neighboring Cass County (81.2% White), Grand Forks County (81.4% White), Norman County (86.8% White), and Polk County (84% White). Traill County is less White than neighboring Steele County (94.1% White).

Traill County's Black Population

77 residents of Traill County, or 1.0% of the population, identify as Black. The share of Black residents in Traill County is slightly lower than in North Dakota overall, where 3.3% of the population is Black. Traill County ranks 19th statewide in terms of Black residents as a share of the population, out of 53 counties.

Since the 2020 Census, Traill County's Black population has grown by an estimated 60.4%. Black residents' share of Traill County's population has remained roughly unchanged at 1.0%.

Traill County is more Black than neighboring Steele County (0.2% Black), and Norman County (0.5% Black). Traill County is less Black than neighboring Cass County (7% Black), Grand Forks County (3.7% Black), and Polk County (2% Black).

Traill County's Asian Population

45 residents of Traill County, or 0.6% of the population, identify as Asian. The share of Asian residents in Traill County is comparable to the share in North Dakota overall, where 1.6% of the population is Asian. Traill County ranks 40th statewide in terms of Asian residents as a share of the population, out of 53 counties.

Since the 2020 Census, Traill County's Asian population has grown by an estimated 150.0%. Asian residents' share of Traill County's population has remained roughly unchanged at 0.6%.

Traill County is more Asian than neighboring Steele County (0% Asian), and Norman County (0.3% Asian). Traill County is less Asian than neighboring Cass County (3.2% Asian), Grand Forks County (2.8% Asian), and Polk County (0.8% Asian).

Traill County's Hispanic Population

315 residents of Traill County, or 4.0% of the population, identify as Hispanic. The share of Hispanic residents in Traill County is comparable to the share in North Dakota overall, where 4.7% of the population is Hispanic. Traill County ranks 11th statewide in terms of Hispanic residents as a share of the population, out of 53 counties.

Since the 2020 Census, Traill County's Hispanic population has grown by an estimated 6.1%. Hispanic residents' share of Traill County's population has remained roughly unchanged at 4.0%.

Traill County is more Hispanic than neighboring Cass County (3.6% Hispanic), and Steele County (1.9% Hispanic). Traill County is less Hispanic than neighboring Grand Forks County (5.4% Hispanic), Norman County (5.5% Hispanic), and Polk County (6.9% Hispanic).

Traill County's Native American/Other Population

102 residents of Traill County, or 1.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Traill County is slightly lower than in North Dakota overall, where 4.7% of the population is Native American/Other. Traill County ranks 35th statewide in terms of Native American/Other residents as a share of the population, out of 53 counties.

Since the 2020 Census, Traill County's Native American/Other population has grown by an estimated 37.8%. Native American/Other residents' share of Traill County's population has remained roughly unchanged at 1.3%.

Traill County is more Native American/Other than neighboring Steele County (0.8% Native American/Other). Traill County is less Native American/Other than neighboring Cass County (1.4% Native American/Other), Grand Forks County (2.1% Native American/Other), Norman County (2.1% Native American/Other), and Polk County (1.6% Native American/Other).

Traill County's Multiracial Population

317 residents of Traill County, or 4.0% of the population, identify as Multiracial. The share of Multiracial residents in Traill County is comparable to the share in North Dakota overall, where 4% of the population is Multiracial. Traill County ranks 27th statewide in terms of Multiracial residents as a share of the population, out of 53 counties.

Since the 2020 Census, Traill County's Multiracial population has grown by an estimated 27.3%. Multiracial residents' share of Traill County's population has increased from 3.1% to 4.0%.

Traill County is more Multiracial than neighboring Cass County (3.7% Multiracial), and Steele County (3% Multiracial). Traill County is less Multiracial than neighboring Grand Forks County (4.7% Multiracial), Norman County (4.7% Multiracial), and Polk County (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.