Republic County Demographics

A map of Republic County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	4,333	4,402	93.3%	94.2%
Hispanic	179	91	3.9%	1.9%
Multiracial	75	133	1.6%	2.8%
Native American/Other	37	22	0.8%	0.5%
Black	22	15	0.5%	0.3%
Asian	0	11	0.0%	0.2%

Republic County, Kansas has an estimated population of 4,646, a less than 1% change from the 4,674 recorded in the 2020 Census. The population is 93.3% White, 3.9% Hispanic, 1.6% Multiracial, 0.8% Native American/Other, 0.5% Black, and 0.0% Asian. This demographic dot map shows the population of Republic County, with one dot drawn for each person counted by the Census, color-coded by race.

Republic has become more racially diverse since the 2020 Census. It is considerably less diverse than Kansas overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Republic County, that probability was 11.2% in 2020 and 12.8% in the most recent ACS estimates.

Republic County is ranked the 70th most populous county in Kansas, out of 105 counties. Republic County was ranked the 70th most populous county in the 2020 Census.

Republic County's White Population

4,333 residents of Republic County, or 93.3% of the population, identify as White. The share of White residents in Republic County is significantly higher than in Kansas overall, where 72.7% of the population is White. Republic County ranks 2nd statewide in terms of White residents as a share of the population, out of 105 counties.

Since the 2020 Census, Republic County's White population has declined by an estimated 1.6%. White residents' share of Republic County's population has decreased from 94.2% to 93.3%.

Republic County is more White than neighboring Cloud County (89.3% White), Thayer County (93.1% White), Nuckolls County (92.6% White), Washington County (89.9% White), and Jewell County (91.9% White).

Republic County's Black Population

22 residents of Republic County, or 0.5% of the population, identify as Black. The share of Black residents in Republic County is slightly lower than in Kansas overall, where 5.2% of the population is Black. Republic County ranks 79th statewide in terms of Black residents as a share of the population, out of 105 counties.

Since the 2020 Census, Republic County's Black population has grown by an estimated 46.7%. Black residents' share of Republic County's population has remained roughly unchanged at 0.5%.

Republic County is more Black than neighboring Thayer County (0.1% Black), Nuckolls County (0.1% Black), and Washington County (0.1% Black). Republic County is less Black than neighboring Cloud County (0.8% Black), and Jewell County (0.7% Black).

Republic County's Asian Population

0 residents of Republic County, or 0.0% of the population, identify as Asian. The share of Asian residents in Republic County is slightly lower than in Kansas overall, where 2.9% of the population is Asian. Republic County ranks 83rd statewide in terms of Asian residents as a share of the population, out of 105 counties.

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

Republic County is less Asian than neighboring Cloud County (0.1% Asian), Thayer County (0.1% Asian), Washington County (0.4% Asian), and Jewell County (0.3% Asian).

Republic County's Hispanic Population

179 residents of Republic County, or 3.9% of the population, identify as Hispanic. The share of Hispanic residents in Republic County is lower than in Kansas overall, where 13.6% of the population is Hispanic. Republic County ranks 103rd statewide in terms of Hispanic residents as a share of the population, out of 105 counties.

Since the 2020 Census, Republic County's Hispanic population has grown by an estimated 96.7%. Hispanic residents' share of Republic County's population has increased from 1.9% to 3.9%.

Republic County is more Hispanic than neighboring Thayer County (3.2% Hispanic), Nuckolls County (3.6% Hispanic), and Jewell County (2.8% Hispanic). Republic County is less Hispanic than neighboring Washington County (4.9% Hispanic).

Republic County's Native American/Other Population

37 residents of Republic County, or 0.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Republic County is comparable to the share in Kansas overall, where 0.9% of the population is Native American/Other. Republic County ranks 84th statewide in terms of Native American/Other residents as a share of the population, out of 105 counties.

Since the 2020 Census, Republic County's Native American/Other population has grown by an estimated 68.2%. Native American/Other residents' share of Republic County's population has remained roughly unchanged at 0.8%.

Republic County is more Native American/Other than neighboring Thayer County (0.4% Native American/Other), Nuckolls County (0.4% Native American/Other), and Jewell County (0.2% Native American/Other). Republic County is less Native American/Other than neighboring Cloud County (1.7% Native American/Other), and Washington County (1.4% Native American/Other).

Republic County's Multiracial Population

75 residents of Republic County, or 1.6% of the population, identify as Multiracial. The share of Multiracial residents in Republic County is slightly lower than in Kansas overall, where 4.8% of the population is Multiracial. Republic County ranks 85th statewide in terms of Multiracial residents as a share of the population, out of 105 counties.

Since the 2020 Census, Republic County's Multiracial population has declined by an estimated 43.6%. Multiracial residents' share of Republic County's population has decreased from 2.8% to 1.6%.

Republic County is less Multiracial than neighboring Cloud County (4.2% Multiracial), Thayer County (3% Multiracial), Nuckolls County (3.3% Multiracial), Washington County (3.3% Multiracial), and Jewell County (4.1% 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.