Cedar County Demographics

A map of Cedar County's Population by Race

Cedar County, Iowa has an estimated population of 18,349, a less than 1% change from the 18,505 recorded in the 2020 Census. The population is 93.2% White, 2.8% Hispanic, 2.8% Multiracial, 0.5% Asian, 0.4% Black, and 0.4% Native American/Other. This demographic dot map shows the population of Cedar County, with one dot drawn for each person counted by the Census, color-coded by race.

Cedar has become slightly 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 Cedar County, that probability was 12.1% in 2020 and 13.0% in the most recent ACS estimates.

Cedar County is ranked the 38th most populous county in Iowa, out of 99 counties. Cedar County was ranked the 38th most populous county in the 2020 Census.

Cedar County's White Population

17,095 residents of Cedar County, or 93.2% of the population, identify as White. The share of White residents in Cedar County is considerably higher than in Iowa overall, where 82.3% of the population is White. Cedar County ranks 26th statewide in terms of White residents as a share of the population, out of 99 counties.

Since the 2020 Census, Cedar County's White population has declined by an estimated 1.4%. White residents' share of Cedar County's population has decreased from 93.7% to 93.2%.

Cedar County is more White than neighboring Muscatine County (75% White), Jones County (91.5% White), Johnson County (74.8% White), Scott County (77% White), and Linn County (82.4% White).

Cedar County's Black Population

77 residents of Cedar County, or 0.4% of the population, identify as Black. The share of Black residents in Cedar County is slightly lower than in Iowa overall, where 3.8% of the population is Black. Cedar County ranks 74th statewide in terms of Black residents as a share of the population, out of 99 counties.

Since the 2020 Census, Cedar County's Black population has declined by an estimated 2.5%. Black residents' share of Cedar County's population has remained roughly unchanged at 0.4%.

Cedar County is less Black than neighboring Muscatine County (2.2% Black), Jones County (2.5% Black), Johnson County (7.6% Black), Scott County (7.1% Black), and Linn County (5.9% Black).

Cedar County's Asian Population

96 residents of Cedar County, or 0.5% of the population, identify as Asian. The share of Asian residents in Cedar County is comparable to the share in Iowa overall, where 2.5% of the population is Asian. Cedar County ranks 71st statewide in terms of Asian residents as a share of the population, out of 99 counties.

Since the 2020 Census, Cedar County's Asian population has grown by an estimated 57.4%. Asian residents' share of Cedar County's population has remained roughly unchanged at 0.5%.

Cedar County is less Asian than neighboring Muscatine County (0.6% Asian), Jones County (0.6% Asian), Johnson County (5.6% Asian), Scott County (2.8% Asian), and Linn County (2.4% Asian).

Cedar County's Hispanic Population

507 residents of Cedar County, or 2.8% of the population, identify as Hispanic. The share of Hispanic residents in Cedar County is slightly lower than in Iowa overall, where 7.3% of the population is Hispanic. Cedar County ranks 71st statewide in terms of Hispanic residents as a share of the population, out of 99 counties.

Since the 2020 Census, Cedar County's Hispanic population has grown by an estimated 9.7%. Hispanic residents' share of Cedar County's population has remained roughly unchanged at 2.8%.

Cedar County is more Hispanic than neighboring Jones County (2.6% Hispanic). Cedar County is less Hispanic than neighboring Muscatine County (18.8% Hispanic), Johnson County (6.7% Hispanic), Scott County (7.4% Hispanic), and Linn County (4.1% Hispanic).

Cedar County's Native American/Other Population

65 residents of Cedar 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 Cedar County is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Cedar County ranks 38th statewide in terms of Native American/Other residents as a share of the population, out of 99 counties.

Since the 2020 Census, Cedar County's Native American/Other population has declined by an estimated 32.3%. Native American/Other residents' share of Cedar County's population has remained roughly unchanged at 0.4%.

Cedar County is more Native American/Other than neighboring Muscatine County (0.3% Native American/Other), and Jones County (0.1% Native American/Other). Cedar County is less Native American/Other than neighboring Johnson County (0.6% Native American/Other), Scott County (0.6% Native American/Other), and Linn County (0.5% Native American/Other).

Cedar County's Multiracial Population

509 residents of Cedar County, or 2.8% of the population, identify as Multiracial. The share of Multiracial residents in Cedar County is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Cedar County ranks 49th statewide in terms of Multiracial residents as a share of the population, out of 99 counties.

Since the 2020 Census, Cedar County's Multiracial population has grown by an estimated 7.6%. Multiracial residents' share of Cedar County's population has remained roughly unchanged at 2.8%.

Cedar County is more Multiracial than neighboring Jones County (2.7% Multiracial). Cedar County is less Multiracial than neighboring Muscatine County (3.1% Multiracial), Johnson County (4.6% Multiracial), Scott County (5.1% Multiracial), and Linn County (4.7% 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.