Shell Rock, IA Demographics

A map of Shell Rock's Population by Race

Shell Rock, Iowa has an estimated population of 1,625, a large increase from the 1,268 recorded in the 2020 Census. The population is 93.3% White, 5.4% Hispanic, 0.7% Multiracial, 0.6% Black, 0.0% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Shell Rock, with one dot drawn for each person counted by the Census, color-coded by race.

Shell Rock 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 Shell Rock, that probability was 8.6% in 2020 and 12.7% in the most recent ACS estimates.

Shell Rock is ranked the 202nd most populous place in Iowa, out of 1,026 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Shell Rock was ranked the 233rd most populous place in the 2020 Census.

Shell Rock's White Population

1,516 residents of Shell Rock, or 93.3% of the population, identify as White. The share of White residents in Shell Rock is considerably higher than in Iowa overall, where 82.3% of the population is White. Shell Rock ranks 228th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Shell Rock's White population has grown by an estimated 25.1%. White residents' share of Shell Rock's population has decreased from 95.6% to 93.3%.

Shell Rock is more White than neighboring Clarksville (92.4% White), Waverly (89.3% White), and Plainfield (88.9% White). Shell Rock is less White than neighboring Janesville (97.4% White), and New Hartford (96.1% White).

Shell Rock's Black Population

10 residents of Shell Rock, or 0.6% of the population, identify as Black. The share of Black residents in Shell Rock is slightly lower than in Iowa overall, where 3.8% of the population is Black. Shell Rock ranks 600th statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Shell Rock's Black population has grown from 0 to an estimated 10. Black residents' share of Shell Rock's population has increased from 0.0% to 0.6%.

Shell Rock is more Black than neighboring Clarksville (0.5% Black), Janesville (0% Black), Plainfield (0% Black), and New Hartford (0% Black). Shell Rock is less Black than neighboring Waverly (2.4% Black).

Shell Rock's Asian Population

0 residents of Shell Rock, or 0.0% of the population, identify as Asian. The share of Asian residents in Shell Rock is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Shell Rock ranks 494th statewide in terms of Asian residents as a share of the population, out of 1,026 places.

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

Shell Rock is less Asian than neighboring Clarksville (0.6% Asian), Waverly (1.5% Asian), Janesville (1.1% Asian), Plainfield (0.6% Asian), and New Hartford (0.7% Asian).

Shell Rock's Hispanic Population

87 residents of Shell Rock, or 5.4% of the population, identify as Hispanic. The share of Hispanic residents in Shell Rock is comparable to the share in Iowa overall, where 7.3% of the population is Hispanic. Shell Rock ranks 704th statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Shell Rock's Hispanic population has grown by an estimated 335.0%. Hispanic residents' share of Shell Rock's population has increased from 1.6% to 5.4%.

Shell Rock is more Hispanic than neighboring Clarksville (1.6% Hispanic), Waverly (3.6% Hispanic), Janesville (0.4% Hispanic), Plainfield (3.5% Hispanic), and New Hartford (0% Hispanic).

Shell Rock's Native American/Other Population

0 residents of Shell Rock, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Shell Rock is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Shell Rock ranks 594th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Shell Rock's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Shell Rock's population has remained roughly unchanged at 0.0%.

Shell Rock is less Native American/Other than neighboring Waverly (0.1% Native American/Other), Janesville (0.8% Native American/Other), Plainfield (1.3% Native American/Other), and New Hartford (1% Native American/Other).

Shell Rock's Multiracial Population

12 residents of Shell Rock, or 0.7% of the population, identify as Multiracial. The share of Multiracial residents in Shell Rock is slightly lower than in Iowa overall, where 3.5% of the population is Multiracial. Shell Rock ranks 557th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Shell Rock's Multiracial population has declined by an estimated 62.5%. Multiracial residents' share of Shell Rock's population has decreased from 2.5% to 0.7%.

Shell Rock is more Multiracial than neighboring Janesville (0.3% Multiracial). Shell Rock is less Multiracial than neighboring Clarksville (4.9% Multiracial), Waverly (3.1% Multiracial), Plainfield (5.7% Multiracial), and New Hartford (2.1% 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.