Island Park Flag

Island Park

County:
Fremont County
County Seat:
No
Area (mi²):
6.082
State:
Idaho

Island Park is a city located in Fremont County, Idaho. Island Park has a 2026 population of 190. Island Park is currently declining at a rate of 0% annually and its population has decreased by -1.04% since the most recent census, which recorded a population of 192 in 2020.

The median household income in Island Park is $91,250 with a poverty rate of 1.18%. The median age in Island Park is 67.1 years: 67.1 years for males, and 66.8 years for females. For every 100 females there are 109.9 males.

190
Total Population
31
Density (mi²)

Island Park Population

Island Park Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202619000%
2025190-1-0.52%
202419100%
2023191-2-1.04%
202219321.05%
2021191-1-0.52%
202019200%
2019261-3-1.14%
2018264-2-0.75%
201726641.53%
201626231.16%
201525900%
2014259-3-1.15%
2013262-3-1.13%
2012265-3-1.12%
2011268-18-6.29%
201027200%

Median Age

Overall: 67.1 years
Female: 66.8 years
Male: 67.1 years

Island Park Adults

There are 159 adults, (94 of whom are seniors) in Island Park.

Sex Ratio

Female: 81 (47.6%)
Male: 89 (52.4%)

Demographics

The racial composition of Island Park includes 92.35% White, and smaller percentages for other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White15792.35%
Two or more races84.71%
Other race52.94%
Race
Population ↓
Percentage (of total)
Other race52.94%
Race
Population ↓
Percentage (of total)
White15792.35%
Two or more races84.71%

Island Park Marital Status

Economics and Income Statistics

Island Park 's average per capita income is $30,938. Household income levels show a median of $91,250. The poverty rate stands at 1.18%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Families$93,750$122,957
Married Families$93,750-
Households$91,250$105,100
Non Families$56,250$68,111

$30,938

Average Income

$91,250

Median Household Income

1.18%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)