Linn County Demographics

A map of Linn County's Population by Race

Linn County, Kansas has an estimated population of 9,767, a slight increase from the 9,591 recorded in the 2020 Census. The population is 91.0% White, 3.6% Multiracial, 3.1% Hispanic, 1.4% Black, 0.7% Native American/Other, and 0.2% Asian. This demographic dot map shows the population of Linn County, with one dot drawn for each person counted by the Census, color-coded by race.

Linn 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 Linn County, that probability was 15.9% in 2020 and 17.0% in the most recent ACS estimates.

Linn County is ranked the 40th most populous county in Kansas, out of 105 counties. Linn County was ranked the 40th most populous county in the 2020 Census.

Linn County's White Population

8,884 residents of Linn County, or 91.0% of the population, identify as White. The share of White residents in Linn County is significantly higher than in Kansas overall, where 72.7% of the population is White. Linn County ranks 20th statewide in terms of White residents as a share of the population, out of 105 counties.

Since the 2020 Census, Linn County's White population has grown by an estimated 1.2%. White residents' share of Linn County's population has decreased from 91.6% to 91.0%.

Linn County is more White than neighboring Miami County (89.9% White), Bourbon County (88.8% White), Anderson County (90.9% White), and Allen County (88.5% White). Linn County is less White than neighboring Bates County (91.7% White).

Linn County's Black Population

138 residents of Linn County, or 1.4% of the population, identify as Black. The share of Black residents in Linn County is slightly lower than in Kansas overall, where 5.2% of the population is Black. Linn County ranks 53rd statewide in terms of Black residents as a share of the population, out of 105 counties.

Since the 2020 Census, Linn County's Black population has grown by an estimated 122.6%. Black residents' share of Linn County's population has increased from 0.6% to 1.4%.

Linn County is more Black than neighboring Miami County (1.2% Black), and Anderson County (1.1% Black). Linn County is less Black than neighboring Bourbon County (1.7% Black), Bates County (2.1% Black), and Allen County (2.8% Black).

Linn County's Asian Population

24 residents of Linn County, or 0.2% of the population, identify as Asian. The share of Asian residents in Linn County is slightly lower than in Kansas overall, where 2.9% of the population is Asian. Linn County ranks 88th statewide in terms of Asian residents as a share of the population, out of 105 counties.

Since the 2020 Census, Linn County's Asian population has grown by an estimated 20.0%. Asian residents' share of Linn County's population has remained roughly unchanged at 0.2%.

Linn County is more Asian than neighboring Miami County (0.1% Asian), and Anderson County (0% Asian). Linn County is less Asian than neighboring Bourbon County (0.8% Asian), Bates County (0.4% Asian), and Allen County (0.4% Asian).

Linn County's Hispanic Population

303 residents of Linn County, or 3.1% of the population, identify as Hispanic. The share of Hispanic residents in Linn County is considerably lower than in Kansas overall, where 13.6% of the population is Hispanic. Linn County ranks 96th statewide in terms of Hispanic residents as a share of the population, out of 105 counties.

Since the 2020 Census, Linn County's Hispanic population has grown by an estimated 27.3%. Hispanic residents' share of Linn County's population has increased from 2.5% to 3.1%.

Linn County is more Hispanic than neighboring Anderson County (1.8% Hispanic), and Bates County (2.6% Hispanic). Linn County is less Hispanic than neighboring Miami County (4.1% Hispanic), and Allen County (4.3% Hispanic).

Linn County's Native American/Other Population

64 residents of Linn County, or 0.7% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Linn County is comparable to the share in Kansas overall, where 0.9% of the population is Native American/Other. Linn County ranks 56th statewide in terms of Native American/Other residents as a share of the population, out of 105 counties.

Since the 2020 Census, Linn County's Native American/Other population has declined by an estimated 8.6%. Native American/Other residents' share of Linn County's population has remained roughly unchanged at 0.7%.

Linn County is more Native American/Other than neighboring Miami County (0.2% Native American/Other), Bourbon County (0.3% Native American/Other), Anderson County (0.1% Native American/Other), and Bates County (0.3% Native American/Other). Linn County is less Native American/Other than neighboring Allen County (1% Native American/Other).

Linn County's Multiracial Population

354 residents of Linn County, or 3.6% of the population, identify as Multiracial. The share of Multiracial residents in Linn County is comparable to the share in Kansas overall, where 4.8% of the population is Multiracial. Linn County ranks 37th statewide in terms of Multiracial residents as a share of the population, out of 105 counties.

Since the 2020 Census, Linn County's Multiracial population has declined by an estimated 15.5%. Multiracial residents' share of Linn County's population has decreased from 4.4% to 3.6%.

Linn County is more Multiracial than neighboring Bates County (2.9% Multiracial), and Allen County (3% Multiracial). Linn County is less Multiracial than neighboring Miami County (4.5% Multiracial), Bourbon County (5.2% Multiracial), and Anderson County (6.1% 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.