Rock River, WY Population

Overview

244

Total Population

29.6

Median age

38.52%

Female population %

159.6:100

Gender ratio (M:F)

25-29 years

Largest age group

53.5

Total dependency ratio

White

Largest racial group

32

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Rock River's population is young compared to the rest of the country:

The median age in Rock River is 29.6, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Rock River's population under 18 was 16.39%, compared to the 22.51% nationwide.
Rock River's elderly or the senior population (over 65 age) was 21.72% as compared to 16.04% nationwide.
Of the total population in Rock River, 13.11% were under the age of 15, 42.62% aged 15 to 29, 22.54% aged 30 to 64, 17.62% aged 65 to 84, and 4.10% were 85 years of age and older.

There are 56 less females than males in Rock River:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 38.52% females and 61.48% males in Rock River, WY.
The Rock River, WY gender ratio is 159.6:100 i.e. 159.6 men to 100 women (1.596).
For male population, the largest age group is 25-29 years with a population of 58.
For the female population, the largest age group is 20-24 years with a population of 22.

Rock River's population is moderately diverse:

Racial distribution of Rock River population: 92.62% are White, 0.41% are American Indian and Alaska Native, 2.46% are Asian and 4.51% are Native Hawaiian and other Pacific Islander.
Rock River's racial breakdown clearly shows that there is an absolute majority of White population in the town.
By ethnicity, 32 is Hispanic or Latino (of any race), and 212 (86.89% of the total population) is Non-Hispanic.
The largest racial group in Rock River is White with a population of 226 (92.62% of the total population).

Rock River's population has already reached its peak and is showing a trend of decline:

The peak population was 256 in the year 2018
From 2000 to 2010, Rock River's population increased by 14 (6.03%), as compared to the national growth of 9.63%.
From 2010 to 2020, Rock River's population decreased by 31 (12.60%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Rock River's population was lowest in year 2007 at 214.