Thayer County Demographics

A map of Thayer County's Population by Race

Thayer County, Nebraska has an estimated population of 4,901, a slight decrease from the 5,034 recorded in the 2020 Census. The population is 93.1% White, 3.2% Hispanic, 3.0% Multiracial, 0.4% Native American/Other, 0.1% Black, and 0.1% Asian. This demographic dot map shows the population of Thayer County, with one dot drawn for each person counted by the Census, color-coded by race.

Thayer has become more racially diverse since the 2020 Census. It is considerably less diverse than Nebraska overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Thayer County, that probability was 10.1% in 2020 and 13.1% in the most recent ACS estimates.

Thayer County is ranked the 56th most populous county in Nebraska, out of 93 counties. Thayer County was ranked the 56th most populous county in the 2020 Census.

Thayer County's White Population

4,564 residents of Thayer County, or 93.1% of the population, identify as White. The share of White residents in Thayer County is significantly higher than in Nebraska overall, where 75.3% of the population is White. Thayer County ranks 13th statewide in terms of White residents as a share of the population, out of 93 counties.

Since the 2020 Census, Thayer County's White population has declined by an estimated 4.3%. White residents' share of Thayer County's population has decreased from 94.7% to 93.1%.

Thayer County is more White than neighboring Fillmore County (92.5% White), Jefferson County (90.5% White), Nuckolls County (92.6% White), and Saline County (64.8% White). Thayer County is less White than neighboring Republic County (93.3% White).

Thayer County's Black Population

3 residents of Thayer County, or 0.1% of the population, identify as Black. The share of Black residents in Thayer County is slightly lower than in Nebraska overall, where 4.6% of the population is Black. Thayer County ranks 63rd statewide in terms of Black residents as a share of the population, out of 93 counties.

Since the 2020 Census, Thayer County's Black population has declined by an estimated 70.0%. Black residents' share of Thayer County's population has remained roughly unchanged at 0.1%.

Thayer County is less Black than neighboring Fillmore County (0.6% Black), Republic County (0.5% Black), Jefferson County (0.3% Black), and Saline County (0.4% Black).

Thayer County's Asian Population

4 residents of Thayer County, or 0.1% of the population, identify as Asian. The share of Asian residents in Thayer County is slightly lower than in Nebraska overall, where 2.6% of the population is Asian. Thayer County ranks 60th statewide in terms of Asian residents as a share of the population, out of 93 counties.

Since the 2020 Census, Thayer County's Asian population has declined by an estimated 60.0%. Asian residents' share of Thayer County's population has remained roughly unchanged at 0.1%.

Thayer County is more Asian than neighboring Republic County (0% Asian), Jefferson County (0% Asian), and Nuckolls County (0% Asian). Thayer County is less Asian than neighboring Saline County (2.4% Asian).

Thayer County's Hispanic Population

159 residents of Thayer County, or 3.2% of the population, identify as Hispanic. The share of Hispanic residents in Thayer County is lower than in Nebraska overall, where 12.7% of the population is Hispanic. Thayer County ranks 74th statewide in terms of Hispanic residents as a share of the population, out of 93 counties.

Since the 2020 Census, Thayer County's Hispanic population has grown by an estimated 16.9%. Hispanic residents' share of Thayer County's population has increased from 2.7% to 3.2%.

Thayer County is less Hispanic than neighboring Fillmore County (3.8% Hispanic), Republic County (3.9% Hispanic), Jefferson County (5.9% Hispanic), Nuckolls County (3.6% Hispanic), and Saline County (29.5% Hispanic).

Thayer County's Native American/Other Population

22 residents of Thayer County, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Thayer County is comparable to the share in Nebraska overall, where 1% of the population is Native American/Other. Thayer County ranks 74th statewide in terms of Native American/Other residents as a share of the population, out of 93 counties.

Since the 2020 Census, Thayer County's Native American/Other population has grown by an estimated 29.4%. Native American/Other residents' share of Thayer County's population has remained roughly unchanged at 0.4%.

Thayer County is more Native American/Other than neighboring Jefferson County (0.3% Native American/Other), and Saline County (0.2% Native American/Other). Thayer County is less Native American/Other than neighboring Republic County (0.8% Native American/Other).

Thayer County's Multiracial Population

149 residents of Thayer County, or 3.0% of the population, identify as Multiracial. The share of Multiracial residents in Thayer County is comparable to the share in Nebraska overall, where 3.8% of the population is Multiracial. Thayer County ranks 78th statewide in terms of Multiracial residents as a share of the population, out of 93 counties.

Since the 2020 Census, Thayer County's Multiracial population has grown by an estimated 62.0%. Multiracial residents' share of Thayer County's population has increased from 1.8% to 3.0%.

Thayer County is more Multiracial than neighboring Fillmore County (2.5% Multiracial), Republic County (1.6% Multiracial), and Saline County (2.7% Multiracial). Thayer County is less Multiracial than neighboring Jefferson County (3.1% Multiracial), and Nuckolls County (3.3% 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.