Masonville, IA Demographics

A map of Masonville's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	66	98	97.1%	99.0%
Multiracial	2	0	2.9%	0.0%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	1	0.0%	1.0%
Native American/Other	0	0	0.0%	0.0%

Masonville, Iowa has an estimated population of 68, a dramatic decrease from the 99 recorded in the 2020 Census. The population is 97.1% White, 2.9% Multiracial, 0.0% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Masonville, with one dot drawn for each person counted by the Census, color-coded by race.

Masonville 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 Masonville, that probability was 2.0% in 2020 and 5.7% in the most recent ACS estimates.

Masonville is ranked the 914th 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). Masonville was ranked the 861st most populous place in the 2020 Census.

Masonville's White Population

66 residents of Masonville, or 97.1% of the population, identify as White. The share of White residents in Masonville is considerably higher than in Iowa overall, where 82.3% of the population is White. Masonville ranks 28th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Masonville's White population has declined by an estimated 32.7%. White residents' share of Masonville's population has decreased from 99.0% to 97.1%.

Masonville is more White than neighboring Lamont (82.3% White), Manchester (91.2% White), and Ryan (93.9% White). Masonville is less White than neighboring Dundee (100% White), and Winthrop (97.2% White).

Masonville's Black Population

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

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

Masonville is less Black than neighboring Lamont (0.2% Black), and Manchester (0.2% Black).

Masonville's Asian Population

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

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

Masonville is less Asian than neighboring Lamont (0.6% Asian).

Masonville's Hispanic Population

0 residents of Masonville, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Masonville is lower than in Iowa overall, where 7.3% of the population is Hispanic. Masonville ranks 828th statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Masonville's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Masonville's population has decreased from 1.0% to 0.0%.

Masonville is less Hispanic than neighboring Lamont (10.3% Hispanic), Manchester (4.2% Hispanic), and Winthrop (1.4% Hispanic).

Masonville's Native American/Other Population

0 residents of Masonville, 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 Masonville is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Masonville 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, Masonville's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Masonville's population has remained roughly unchanged at 0.0%.

Masonville is less Native American/Other than neighboring Lamont (2.1% Native American/Other), and Winthrop (0.1% Native American/Other).

Masonville's Multiracial Population

2 residents of Masonville, or 2.9% of the population, identify as Multiracial. The share of Multiracial residents in Masonville is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Masonville ranks 960th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Masonville's Multiracial population has grown from 0 to an estimated 2. Multiracial residents' share of Masonville's population has increased from 0.0% to 2.9%.

Masonville is more Multiracial than neighboring Dundee (0% Multiracial), and Winthrop (1.3% Multiracial). Masonville is less Multiracial than neighboring Lamont (4.5% Multiracial), Manchester (4.4% Multiracial), and Ryan (6.1% 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.