Diamond Beach Flag

Diamond Beach

County:
Cape May County
County Seat:
No
Area (mi²):
0.226
State:
New Jersey

Diamond Beach is a CDP located in Cape May County, New Jersey. Diamond Beach has a 2026 population of 323. Diamond Beach is currently growing at a rate of 3.86% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Diamond Beach is $125,357 with a poverty rate of 0%. The median age in Diamond Beach is 61.7 years: 61.5 years for males, and 63.3 years for females. For every 100 females there are 92.3 males.

323
Total Population
1,429
Density (mi²)
12 3.86%
Growth

Diamond Beach Population

Diamond Beach Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026323123.86%
2025311113.67%

Median Age

Overall: 61.7 years
Female: 63.3 years
Male: 61.5 years

Diamond Beach Adults

There are 329 adults, (152 of whom are seniors) in Diamond Beach.

Sex Ratio

Female: 182 (52%)
Male: 168 (48%)

Demographics

The racial composition of Diamond Beach includes 100% White, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White350100%
Race
Population ↓
Percentage (of total)
White350100%

Diamond Beach Marital Status

Economics and Income Statistics

Diamond Beach 's average per capita income is $0. Household income levels show a median of $125,357. The poverty rate stands at 0%.

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$125,357$130,463
Families$125,357$130,463
Married Families$125,357-
Non Families--

$0

Average Income

$125,357

Median Household Income

0%

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)