Jupiter Island

County:: Martin County
County Seat:: No
Area (mi²):: 2.71
State:: Florida

Jupiter Island is a town located in Martin County, Florida. Jupiter Island has a 2025 population of 839. Jupiter Island is currently growing at a rate of 0.72% annually and its population has increased by 3.45% since the most recent census, which recorded a population of 811 in 2020.

The average household income in Jupiter Island is $545,061 with a poverty rate of 19.53%.The median age in Jupiter Island is 65.8 years: 69 years for males, and 62.6 years for females.

Demographics

The racial composition of Jupiter Island includes 87.14% White, 5.97% Black or African American, 4.71% Asian, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	759	87.14%
Black or African American	52	5.97%
Asian	41	4.71%
Two or more races	19	2.18%

Jupiter Island Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Jupiter Island's average per capita income is $38,750. Household income levels show a median of $246,500. The poverty rate stands at 19.53%.

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
Households	$246,500	$545,061
Married Families	$246,250	-
Families	$246,000	$583,735
Non Families	-	$445,035

$38,750

Average Income

$246,500

Median Household Income

19.53%

Poverty Rate