Martinsburg, IA Demographics

A map of Martinsburg's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	89	104	88.1%	94.5%
Hispanic	12	4	11.9%	3.6%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Native American/Other	0	0	0.0%	0.0%
Multiracial	0	2	0.0%	1.8%

Martinsburg, Iowa has an estimated population of 101, a decrease from the 110 recorded in the 2020 Census. The population is 88.1% White, 11.9% Hispanic, 0.0% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Martinsburg, with one dot drawn for each person counted by the Census, color-coded by race.

Martinsburg has become considerably 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 Martinsburg, that probability was 10.4% in 2020 and 20.9% in the most recent ACS estimates.

Martinsburg is ranked the 861st 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). Martinsburg was ranked the 841st most populous place in the 2020 Census.

Martinsburg's White Population

89 residents of Martinsburg, or 88.1% of the population, identify as White. The share of White residents in Martinsburg is higher than in Iowa overall, where 82.3% of the population is White. Martinsburg ranks 336th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martinsburg's White population has declined by an estimated 14.4%. White residents' share of Martinsburg's population has decreased from 94.5% to 88.1%.

Martinsburg is more White than neighboring Delta (86% White). Martinsburg is less White than neighboring Hedrick (91.7% White), Hayesville (100% White), Ollie (99.2% White), and Sigourney (99.5% White).

Martinsburg's Black Population

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

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

Martinsburg is less Black than neighboring Sigourney (0.5% Black), and Delta (2.2% Black).

Martinsburg's Asian Population

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

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

Martinsburg's Hispanic Population

12 residents of Martinsburg, or 11.9% of the population, identify as Hispanic. The share of Hispanic residents in Martinsburg is slightly higher than in Iowa overall, where 7.3% of the population is Hispanic. Martinsburg ranks 331st statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martinsburg's Hispanic population has grown by an estimated 200.0%. Hispanic residents' share of Martinsburg's population has increased from 3.6% to 11.9%.

Martinsburg is more Hispanic than neighboring Hedrick (0.5% Hispanic), Hayesville (0% Hispanic), Ollie (0% Hispanic), Sigourney (0% Hispanic), and Delta (6.6% Hispanic).

Martinsburg's Native American/Other Population

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

Martinsburg is less Native American/Other than neighboring Delta (0.3% Native American/Other).

Martinsburg's Multiracial Population

0 residents of Martinsburg, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Martinsburg is slightly lower than in Iowa overall, where 3.5% of the population is Multiracial. Martinsburg ranks 740th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Martinsburg's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Martinsburg's population has decreased from 1.8% to 0.0%.

Martinsburg is less Multiracial than neighboring Hedrick (7.8% Multiracial), Ollie (0.8% Multiracial), Sigourney (0.1% Multiracial), and Delta (5% 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.