Norwalk, IA Demographics

A map of Norwalk's Population by Race

Norwalk, Iowa has an estimated population of 14,183, a large increase from the 12,799 recorded in the 2020 Census. The population is 92.6% White, 3.0% Hispanic, 2.9% Multiracial, 1.2% Asian, 0.2% Native American/Other, and 0.1% Black. This demographic dot map shows the population of Norwalk, with one dot drawn for each person counted by the Census, color-coded by race.

Norwalk has become less 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 Norwalk, that probability was 18.3% in 2020 and 14.0% in the most recent ACS estimates.

Norwalk is ranked the 32nd 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). Norwalk was ranked the 32nd most populous place in the 2020 Census.

Norwalk's White Population

13,135 residents of Norwalk, or 92.6% of the population, identify as White. The share of White residents in Norwalk is considerably higher than in Iowa overall, where 82.3% of the population is White. Norwalk ranks 729th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Norwalk's White population has grown by an estimated 13.7%. White residents' share of Norwalk's population has increased from 90.2% to 92.6%.

Norwalk is more White than neighboring Cumming (92.1% White), Spring Hill (87.2% White), West Des Moines (77.4% White), Des Moines (61% White), and Windsor Heights (81.4% White).

Norwalk's Black Population

9 residents of Norwalk, or 0.1% of the population, identify as Black. The share of Black residents in Norwalk is slightly lower than in Iowa overall, where 3.8% of the population is Black. Norwalk ranks 146th statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Norwalk's Black population has declined by an estimated 94.9%. Black residents' share of Norwalk's population has decreased from 1.4% to 0.1%.

Norwalk is more Black than neighboring Spring Hill (0% Black). Norwalk is less Black than neighboring Cumming (2% Black), West Des Moines (5% Black), Des Moines (11.1% Black), and Windsor Heights (5.6% Black).

Norwalk's Asian Population

167 residents of Norwalk, or 1.2% of the population, identify as Asian. The share of Asian residents in Norwalk is comparable to the share in Iowa overall, where 2.5% of the population is Asian. Norwalk ranks 124th statewide in terms of Asian residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Norwalk's Asian population has grown by an estimated 21.0%. Asian residents' share of Norwalk's population has remained roughly unchanged at 1.2%.

Norwalk is more Asian than neighboring Cumming (0.9% Asian), and Spring Hill (0% Asian). Norwalk is less Asian than neighboring West Des Moines (6.3% Asian), Des Moines (6.6% Asian), and Windsor Heights (4.7% Asian).

Norwalk's Hispanic Population

424 residents of Norwalk, or 3.0% of the population, identify as Hispanic. The share of Hispanic residents in Norwalk is slightly lower than in Iowa overall, where 7.3% of the population is Hispanic. Norwalk ranks 378th statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Norwalk's Hispanic population has remained roughly the same. Hispanic residents' share of Norwalk's population has remained roughly unchanged at 3.0%.

Norwalk is more Hispanic than neighboring Cumming (1.8% Hispanic). Norwalk is less Hispanic than neighboring Spring Hill (5.1% Hispanic), West Des Moines (6.5% Hispanic), Des Moines (16.3% Hispanic), and Windsor Heights (4.3% Hispanic).

Norwalk's Native American/Other Population

31 residents of Norwalk, or 0.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Norwalk is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Norwalk ranks 242nd statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Norwalk's Native American/Other population has declined by an estimated 63.1%. Native American/Other residents' share of Norwalk's population has remained roughly unchanged at 0.2%.

Norwalk is more Native American/Other than neighboring Cumming (0% Native American/Other), Spring Hill (0% Native American/Other), and Windsor Heights (0% Native American/Other). Norwalk is less Native American/Other than neighboring West Des Moines (0.5% Native American/Other), and Des Moines (0.6% Native American/Other).

Norwalk's Multiracial Population

417 residents of Norwalk, or 2.9% of the population, identify as Multiracial. The share of Multiracial residents in Norwalk is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Norwalk ranks 337th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Norwalk's Multiracial population has declined by an estimated 1.2%. Multiracial residents' share of Norwalk's population has remained roughly unchanged at 2.9%.

Norwalk is less Multiracial than neighboring Cumming (3.1% Multiracial), Spring Hill (7.7% Multiracial), West Des Moines (4.3% Multiracial), Des Moines (4.5% Multiracial), and Windsor Heights (4.1% 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.