Hermiston, OR Demographics

A map of Hermiston's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
Hispanic	10,656	8,555	54.5%	44.2%
White	7,737	9,463	39.6%	48.9%
Multiracial	723	714	3.7%	3.7%
Black	200	111	1.0%	0.6%
Asian	178	275	0.9%	1.4%
Native American/Other	52	236	0.3%	1.2%

Hermiston, Oregon has an estimated population of 19,546, a less than 1% change from the 19,354 recorded in the 2020 Census. The population is 54.5% Hispanic, 39.6% White, 3.7% Multiracial, 1.0% Black, 0.9% Asian, and 0.3% Native American/Other. This demographic dot map shows the population of Hermiston, with one dot drawn for each person counted by the Census, color-coded by race.

Hermiston has become less racially diverse since the 2020 Census. It is considerably more diverse than Oregon overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Hermiston, that probability was 56.4% in 2020 and 54.4% in the most recent ACS estimates.

Hermiston is ranked the 35th most populous place in Oregon, out of 426 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). Hermiston was ranked the 35th most populous place in the 2020 Census.

Hermiston's White Population

7,737 residents of Hermiston, or 39.6% of the population, identify as White. The share of White residents in Hermiston is significantly lower than in Oregon overall, where 71.4% of the population is White. Hermiston ranks 402nd statewide in terms of White residents as a share of the population, out of 426 places.

Since the 2020 Census, Hermiston's White population has declined by an estimated 18.2%. White residents' share of Hermiston's population has decreased from 48.9% to 39.6%.

Hermiston is less White than neighboring Stanfield (50.1% White), Umatilla (51.5% White), Echo (68.4% White), Irrigon (62% White), and Kennewick (58.2% White).

Hermiston's Black Population

200 residents of Hermiston, or 1.0% of the population, identify as Black. The share of Black residents in Hermiston is comparable to the share in Oregon overall, where 1.8% of the population is Black. Hermiston ranks 116th statewide in terms of Black residents as a share of the population, out of 426 places.

Since the 2020 Census, Hermiston's Black population has grown by an estimated 80.2%. Black residents' share of Hermiston's population has remained roughly unchanged at 1.0%.

Hermiston is more Black than neighboring Stanfield (0% Black), and Echo (0% Black). Hermiston is less Black than neighboring Umatilla (1.5% Black), Irrigon (1.2% Black), and Kennewick (2.2% Black).

Hermiston's Asian Population

178 residents of Hermiston, or 0.9% of the population, identify as Asian. The share of Asian residents in Hermiston is slightly lower than in Oregon overall, where 4.4% of the population is Asian. Hermiston ranks 117th statewide in terms of Asian residents as a share of the population, out of 426 places.

Since the 2020 Census, Hermiston's Asian population has declined by an estimated 35.3%. Asian residents' share of Hermiston's population has remained roughly unchanged at 0.9%.

Hermiston is more Asian than neighboring Stanfield (0.5% Asian), Echo (0% Asian), and Irrigon (0% Asian). Hermiston is less Asian than neighboring Umatilla (1.4% Asian), and Kennewick (2% Asian).

Hermiston's Hispanic Population

10,656 residents of Hermiston, or 54.5% of the population, identify as Hispanic. The share of Hispanic residents in Hermiston is significantly higher than in Oregon overall, where 14.7% of the population is Hispanic. Hermiston ranks 14th statewide in terms of Hispanic residents as a share of the population, out of 426 places.

Since the 2020 Census, Hermiston's Hispanic population has grown by an estimated 24.6%. Hispanic residents' share of Hermiston's population has increased from 44.2% to 54.5%.

Hermiston is more Hispanic than neighboring Stanfield (41.7% Hispanic), Umatilla (39% Hispanic), Echo (13.6% Hispanic), Irrigon (32.2% Hispanic), and Kennewick (33% Hispanic).

Hermiston's Native American/Other Population

52 residents of Hermiston, or 0.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Hermiston is comparable to the share in Oregon overall, where 1.6% of the population is Native American/Other. Hermiston ranks 287th statewide in terms of Native American/Other residents as a share of the population, out of 426 places.

Since the 2020 Census, Hermiston's Native American/Other population has declined by an estimated 78.0%. Native American/Other residents' share of Hermiston's population has decreased from 1.2% to 0.3%.

Hermiston is less Native American/Other than neighboring Stanfield (3.4% Native American/Other), Umatilla (4.1% Native American/Other), Echo (5.5% Native American/Other), Irrigon (1.1% Native American/Other), and Kennewick (1.2% Native American/Other).

Hermiston's Multiracial Population

723 residents of Hermiston, or 3.7% of the population, identify as Multiracial. The share of Multiracial residents in Hermiston is slightly lower than in Oregon overall, where 6.1% of the population is Multiracial. Hermiston ranks 371st statewide in terms of Multiracial residents as a share of the population, out of 426 places.

Since the 2020 Census, Hermiston's Multiracial population has grown by an estimated 1.3%. Multiracial residents' share of Hermiston's population has remained roughly unchanged at 3.7%.

Hermiston is more Multiracial than neighboring Umatilla (2.5% Multiracial), Irrigon (3.5% Multiracial), and Kennewick (3.3% Multiracial). Hermiston is less Multiracial than neighboring Stanfield (4.4% Multiracial), and Echo (12.6% 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.