Jackson County Demographics

A map of Jackson County's Population by Race

Jackson County, Iowa has an estimated population of 19,390, a less than 1% change from the 19,485 recorded in the 2020 Census. The population is 93.6% White, 2.6% Multiracial, 1.6% Hispanic, 1.1% Native American/Other, 1.0% Black, and 0.1% Asian. This demographic dot map shows the population of Jackson County, with one dot drawn for each person counted by the Census, color-coded by race.

Jackson has become more racially diverse since the 2020 Census. It is considerably less diverse than Iowa overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Jackson County, that probability was 11.0% in 2020 and 12.2% in the most recent ACS estimates.

Jackson County is ranked the 35th most populous county in Iowa, out of 99 counties. Jackson County was ranked the 36th most populous county in the 2020 Census.

Jackson County's White Population

18,158 residents of Jackson County, or 93.6% of the population, identify as White. The share of White residents in Jackson County is considerably higher than in Iowa overall, where 82.3% of the population is White. Jackson County ranks 18th statewide in terms of White residents as a share of the population, out of 99 counties.

Since the 2020 Census, Jackson County's White population has declined by an estimated 1.1%. White residents' share of Jackson County's population has decreased from 94.3% to 93.6%.

Jackson County is more White than neighboring Clinton County (89% White), Jo Daviess County (91.9% White), Dubuque County (88.3% White), Scott County (77% White), and Jones County (91.5% White).

Jackson County's Black Population

189 residents of Jackson County, or 1.0% of the population, identify as Black. The share of Black residents in Jackson County is slightly lower than in Iowa overall, where 3.8% of the population is Black. Jackson County ranks 50th statewide in terms of Black residents as a share of the population, out of 99 counties.

Since the 2020 Census, Jackson County's Black population has grown by an estimated 35.0%. Black residents' share of Jackson County's population has remained roughly unchanged at 1.0%.

Jackson County is more Black than neighboring Jo Daviess County (0.8% Black). Jackson County is less Black than neighboring Clinton County (3.1% Black), Dubuque County (2.9% Black), Scott County (7.1% Black), and Jones County (2.5% Black).

Jackson County's Asian Population

22 residents of Jackson County, or 0.1% of the population, identify as Asian. The share of Asian residents in Jackson County is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Jackson County ranks 85th statewide in terms of Asian residents as a share of the population, out of 99 counties.

Since the 2020 Census, Jackson County's Asian population has declined by an estimated 52.2%. Asian residents' share of Jackson County's population has remained roughly unchanged at 0.1%.

Jackson County is less Asian than neighboring Clinton County (0.7% Asian), Jo Daviess County (0.5% Asian), Dubuque County (1.3% Asian), Scott County (2.8% Asian), and Jones County (0.6% Asian).

Jackson County's Hispanic Population

306 residents of Jackson County, or 1.6% of the population, identify as Hispanic. The share of Hispanic residents in Jackson County is lower than in Iowa overall, where 7.3% of the population is Hispanic. Jackson County ranks 96th statewide in terms of Hispanic residents as a share of the population, out of 99 counties.

Since the 2020 Census, Jackson County's Hispanic population has grown by an estimated 29.1%. Hispanic residents' share of Jackson County's population has remained roughly unchanged at 1.6%.

Jackson County is less Hispanic than neighboring Clinton County (3.6% Hispanic), Jo Daviess County (4.2% Hispanic), Dubuque County (3.3% Hispanic), Scott County (7.4% Hispanic), and Jones County (2.6% Hispanic).

Jackson County's Native American/Other Population

215 residents of Jackson County, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Jackson County is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Jackson County ranks 6th statewide in terms of Native American/Other residents as a share of the population, out of 99 counties.

Since the 2020 Census, Jackson County's Native American/Other population has declined by an estimated 21.5%. Native American/Other residents' share of Jackson County's population has remained roughly unchanged at 1.1%.

Jackson County is more Native American/Other than neighboring Clinton County (0.2% Native American/Other), Jo Daviess County (0.5% Native American/Other), Dubuque County (1% Native American/Other), Scott County (0.6% Native American/Other), and Jones County (0.1% Native American/Other).

Jackson County's Multiracial Population

500 residents of Jackson County, or 2.6% of the population, identify as Multiracial. The share of Multiracial residents in Jackson County is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Jackson County ranks 76th statewide in terms of Multiracial residents as a share of the population, out of 99 counties.

Since the 2020 Census, Jackson County's Multiracial population has grown by an estimated 19.3%. Multiracial residents' share of Jackson County's population has remained roughly unchanged at 2.6%.

Jackson County is more Multiracial than neighboring Jo Daviess County (2.2% Multiracial). Jackson County is less Multiracial than neighboring Clinton County (3.4% Multiracial), Dubuque County (3.3% Multiracial), Scott County (5.1% Multiracial), and Jones County (2.7% 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.