The total population of Martinsburg is estimated to be 72 with 33 males (45.83%) and 39 females (54.17%). There are 6 more females than males in Martinsburg.
In 2022, the population of Martinsburg was 76, a 1.30% decrease year-by-year from 2021. Previously, in 2021, Martinsburg's population was 77, a decline of 1.28% compared to a population of 78 in 2020.
The median age in Martinsburg, NE is 45.6, as per 2021 ACS 5-Year Estimates. Of the total population, 25.71% were under the age of 15, 8.57% aged 15 to 29, 55.71% aged 30 to 64, 10.00% aged 65 to 84, and 0.00% were 85 years of age and older.