Rooks County Demographics

A map of Rooks County's Population by Race

Rooks County, Kansas has an estimated population of 4,813, a slight decrease from the 4,919 recorded in the 2020 Census. The population is 91.4% White, 3.2% Hispanic, 2.3% Multiracial, 1.9% Black, 0.7% Asian, and 0.4% Native American/Other. This demographic dot map shows the population of Rooks County, with one dot drawn for each person counted by the Census, color-coded by race.

Rooks 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 Rooks County, that probability was 13.9% in 2020 and 16.3% in the most recent ACS estimates.

Rooks County is ranked the 68th most populous county in Kansas, out of 105 counties. Rooks County was ranked the 69th most populous county in the 2020 Census.

Rooks County's White Population

4,399 residents of Rooks County, or 91.4% of the population, identify as White. The share of White residents in Rooks County is significantly higher than in Kansas overall, where 72.7% of the population is White. Rooks County ranks 12th statewide in terms of White residents as a share of the population, out of 105 counties.

Since the 2020 Census, Rooks County's White population has declined by an estimated 3.5%. White residents' share of Rooks County's population has decreased from 92.7% to 91.4%.

Rooks County is more White than neighboring Ellis County (86.9% White), and Graham County (87.3% White). Rooks County is less White than neighboring Phillips County (91.6% White), Osborne County (91.8% White), and Smith County (93.3% White).

Rooks County's Black Population

92 residents of Rooks County, or 1.9% of the population, identify as Black. The share of Black residents in Rooks County is slightly lower than in Kansas overall, where 5.2% of the population is Black. Rooks County ranks 59th statewide in terms of Black residents as a share of the population, out of 105 counties.

Since the 2020 Census, Rooks County's Black population has grown by an estimated 228.6%. Black residents' share of Rooks County's population has increased from 0.6% to 1.9%.

Rooks County is more Black than neighboring Phillips County (0.7% Black), Ellis County (1.3% Black), Osborne County (0.3% Black), and Smith County (0.2% Black). Rooks County is less Black than neighboring Graham County (4.6% Black).

Rooks County's Asian Population

33 residents of Rooks County, or 0.7% of the population, identify as Asian. The share of Asian residents in Rooks County is slightly lower than in Kansas overall, where 2.9% of the population is Asian. Rooks County ranks 95th statewide in terms of Asian residents as a share of the population, out of 105 counties.

Since the 2020 Census, Rooks County's Asian population has grown by an estimated 560.0%. Asian residents' share of Rooks County's population has increased from 0.1% to 0.7%.

Rooks County is more Asian than neighboring Phillips County (0.4% Asian), Osborne County (0.5% Asian), and Smith County (0.2% Asian). Rooks County is less Asian than neighboring Ellis County (1.6% Asian).

Rooks County's Hispanic Population

156 residents of Rooks County, or 3.2% of the population, identify as Hispanic. The share of Hispanic residents in Rooks County is considerably lower than in Kansas overall, where 13.6% of the population is Hispanic. Rooks County ranks 97th statewide in terms of Hispanic residents as a share of the population, out of 105 counties.

Since the 2020 Census, Rooks County's Hispanic population has grown by an estimated 34.5%. Hispanic residents' share of Rooks County's population has increased from 2.4% to 3.2%.

Rooks County is more Hispanic than neighboring Osborne County (3% Hispanic), and Smith County (2.6% Hispanic). Rooks County is less Hispanic than neighboring Phillips County (3.4% Hispanic), Ellis County (7.3% Hispanic), and Graham County (3.9% Hispanic).

Rooks County's Native American/Other Population

20 residents of Rooks 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 Rooks County is comparable to the share in Kansas overall, where 0.9% of the population is Native American/Other. Rooks County ranks 96th statewide in terms of Native American/Other residents as a share of the population, out of 105 counties.

Since the 2020 Census, Rooks County's Native American/Other population has grown by an estimated 11.1%. Native American/Other residents' share of Rooks County's population has remained roughly unchanged at 0.4%.

Rooks County is more Native American/Other than neighboring Ellis County (0.3% Native American/Other), and Graham County (0.3% Native American/Other). Rooks County is less Native American/Other than neighboring Phillips County (0.6% Native American/Other), Osborne County (0.8% Native American/Other), and Smith County (0.6% Native American/Other).

Rooks County's Multiracial Population

113 residents of Rooks County, or 2.3% of the population, identify as Multiracial. The share of Multiracial residents in Rooks County is slightly lower than in Kansas overall, where 4.8% of the population is Multiracial. Rooks County ranks 49th statewide in terms of Multiracial residents as a share of the population, out of 105 counties.

Since the 2020 Census, Rooks County's Multiracial population has declined by an estimated 41.8%. Multiracial residents' share of Rooks County's population has decreased from 3.9% to 2.3%.

Rooks County is less Multiracial than neighboring Phillips County (3.2% Multiracial), Ellis County (2.8% Multiracial), Osborne County (3.6% Multiracial), Graham County (3.2% Multiracial), and Smith County (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.