Grafton, IA Demographics

A map of Grafton's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	258	208	95.2%	96.3%
Hispanic	9	2	3.3%	0.9%
Black	4	0	1.5%	0.0%
Asian	0	3	0.0%	1.4%
Native American/Other	0	0	0.0%	0.0%
Multiracial	0	3	0.0%	1.4%

Grafton, Iowa has an estimated population of 271, a large increase from the 216 recorded in the 2020 Census. The population is 95.2% White, 3.3% Hispanic, 1.5% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Grafton, with one dot drawn for each person counted by the Census, color-coded by race.

Grafton 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 Grafton, that probability was 7.2% in 2020 and 9.2% in the most recent ACS estimates.

Grafton is ranked the 630th 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). Grafton was ranked the 669th most populous place in the 2020 Census.

Grafton's White Population

258 residents of Grafton, or 95.2% of the population, identify as White. The share of White residents in Grafton is considerably higher than in Iowa overall, where 82.3% of the population is White. Grafton ranks 154th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Grafton's White population has grown by an estimated 24.0%. White residents' share of Grafton's population has decreased from 96.3% to 95.2%.

Grafton is more White than neighboring Bolan (0% White), Carpenter (81.5% White), and Manly (83% White). Grafton is less White than neighboring Plymouth (97.1% White), and Rock Falls (100% White).

Grafton's Black Population

4 residents of Grafton, or 1.5% of the population, identify as Black. The share of Black residents in Grafton is slightly lower than in Iowa overall, where 3.8% of the population is Black. Grafton ranks 600th statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Grafton's Black population has grown from 0 to an estimated 4. Black residents' share of Grafton's population has increased from 0.0% to 1.5%.

Grafton is more Black than neighboring Bolan (0% Black), Carpenter (0% Black), Plymouth (0.7% Black), and Rock Falls (0% Black). Grafton is less Black than neighboring Manly (2.9% Black).

Grafton's Asian Population

0 residents of Grafton, or 0.0% of the population, identify as Asian. The share of Asian residents in Grafton is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Grafton ranks 96th statewide in terms of Asian residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Grafton's Asian population has declined by an estimated 100.0%. Asian residents' share of Grafton's population has decreased from 1.4% to 0.0%.

Grafton is less Asian than neighboring Carpenter (1.2% Asian), and Plymouth (0.2% Asian).

Grafton's Hispanic Population

9 residents of Grafton, or 3.3% of the population, identify as Hispanic. The share of Hispanic residents in Grafton is slightly lower than in Iowa overall, where 7.3% of the population is Hispanic. Grafton ranks 843rd statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Grafton's Hispanic population has grown by an estimated 350.0%. Hispanic residents' share of Grafton's population has increased from 0.9% to 3.3%.

Grafton is more Hispanic than neighboring Bolan (0% Hispanic), Plymouth (0.7% Hispanic), and Rock Falls (0% Hispanic). Grafton is less Hispanic than neighboring Carpenter (16% Hispanic), and Manly (8.3% Hispanic).

Grafton's Native American/Other Population

0 residents of Grafton, 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 Grafton is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Grafton ranks 637th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Grafton's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Grafton's population has remained roughly unchanged at 0.0%.

Grafton's Multiracial Population

0 residents of Grafton, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Grafton is slightly lower than in Iowa overall, where 3.5% of the population is Multiracial. Grafton ranks 837th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Grafton's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Grafton's population has decreased from 1.4% to 0.0%.

Grafton is less Multiracial than neighboring Carpenter (1.2% Multiracial), Plymouth (1.2% Multiracial), and Manly (5.8% 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.