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 2025 population of 248. Diamond Beach is currently growing at a rate of 2.9% annually and its population has increased by 22.77% since the most recent census, which recorded a population of 202 in 2020.

The average household income in Diamond Beach is $115,588 with a poverty rate of 0%.The median age in Diamond Beach is 61.8 years: 61.4 years for males, and 63.5 years for females.

248
Total Population
1,097
Density (mi²)
7 2.9%
Growth

Diamond Beach Population

Diamond Beach Population

Data after 2023 is projected based on recent change

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)
White288100%

Diamond Beach Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Diamond Beach's average per capita income is $0. Household income levels show a median of $114,914. 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
Families$118,542$120,160
Married Families$118,542-
Households$114,914$115,588
Non Families--

$0

Average Income

$114,914

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)