The total population of Belvidere is estimated to be 59 with 36 males (61.02%) and 23 females (38.98%). There are 13 less females than males in Belvidere.
In 2022, the population of Belvidere was 54, a 1.82% decrease year-by-year from 2021. Previously, in 2021, Belvidere's population was 55, a decline of 1.79% compared to a population of 56 in 2020.
The median age in Belvidere, NE is 65.4, as per 2021 ACS 5-Year Estimates. Of the total population, 4.17% were under the age of 15, 2.08% aged 15 to 29, 39.58% aged 30 to 64, 43.75% aged 65 to 84, and 10.42% were 85 years of age and older.