Hartwick, IA Demographics

A map of Hartwick's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	66	85	57.9%	92.4%
Hispanic	44	5	38.6%	5.4%
Multiracial	4	0	3.5%	0.0%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Native American/Other	0	2	0.0%	2.2%

Hartwick, Iowa has an estimated population of 114, a large increase from the 92 recorded in the 2020 Census. The population is 57.9% White, 38.6% Hispanic, 3.5% Multiracial, 0.0% Black, 0.0% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Hartwick, with one dot drawn for each person counted by the Census, color-coded by race.

Hartwick has become considerably more racially diverse since the 2020 Census. It is considerably more 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 Hartwick, that probability was 14.3% in 2020 and 51.5% in the most recent ACS estimates.

Hartwick is ranked the 836th 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). Hartwick was ranked the 875th most populous place in the 2020 Census.

Hartwick's White Population

66 residents of Hartwick, or 57.9% of the population, identify as White. The share of White residents in Hartwick is significantly lower than in Iowa overall, where 82.3% of the population is White. Hartwick ranks 567th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hartwick's White population has declined by an estimated 22.4%. White residents' share of Hartwick's population has decreased from 92.4% to 57.9%.

Hartwick is less White than neighboring Victor (94.9% White), Holiday Lake (87.7% White), Brooklyn (97.9% White), Belle Plaine (94.1% White), and Guernsey (96% White).

Hartwick's Black Population

0 residents of Hartwick, or 0.0% of the population, identify as Black. The share of Black residents in Hartwick is slightly lower than in Iowa overall, where 3.8% of the population is Black. Hartwick ranks 600th statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hartwick's Black population has grown from 0 to an estimated 0. Black residents' share of Hartwick's population has remained roughly unchanged at 0.0%.

Hartwick is less Black than neighboring Brooklyn (0.5% Black), and Belle Plaine (0.9% Black).

Hartwick's Asian Population

0 residents of Hartwick, or 0.0% of the population, identify as Asian. The share of Asian residents in Hartwick is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Hartwick ranks 543rd statewide in terms of Asian residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hartwick's Asian population has grown from 0 to an estimated 0. Asian residents' share of Hartwick's population has remained roughly unchanged at 0.0%.

Hartwick's Hispanic Population

44 residents of Hartwick, or 38.6% of the population, identify as Hispanic. The share of Hispanic residents in Hartwick is significantly higher than in Iowa overall, where 7.3% of the population is Hispanic. Hartwick ranks 205th statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hartwick's Hispanic population has grown by an estimated 780.0%. Hispanic residents' share of Hartwick's population has increased from 5.4% to 38.6%.

Hartwick is more Hispanic than neighboring Victor (0% Hispanic), Holiday Lake (12.3% Hispanic), Brooklyn (1.6% Hispanic), Belle Plaine (3.4% Hispanic), and Guernsey (4% Hispanic).

Hartwick's Native American/Other Population

0 residents of Hartwick, 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 Hartwick is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Hartwick ranks 52nd statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hartwick's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Hartwick's population has decreased from 2.2% to 0.0%.

Hartwick's Multiracial Population

4 residents of Hartwick, or 3.5% of the population, identify as Multiracial. The share of Multiracial residents in Hartwick is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Hartwick ranks 960th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hartwick's Multiracial population has grown from 0 to an estimated 4. Multiracial residents' share of Hartwick's population has increased from 0.0% to 3.5%.

Hartwick is more Multiracial than neighboring Holiday Lake (0% Multiracial), Brooklyn (0% Multiracial), Belle Plaine (1.6% Multiracial), and Guernsey (0% Multiracial). Hartwick is less Multiracial than neighboring Victor (5.1% 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.