08223 ZIP Code — Marmora, NJ

Cape May County, New Jersey

ZIP code 08223 is located in Marmora, New Jersey, within Cape May County. It covers approximately 12.95 square miles and serves a population of 4,230 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 609/640.

About ZIP code 08223

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $324,600. Owner-occupancy is high at 87%, well above the national average.

Median household income is $98,125. The poverty rate of 2% is below the national average. 47% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.

Educational attainment is high — 50% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 08223 reflects a community defined by high homeownership and a significant Social Security-dependent population.

4,230
population
12.95
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
08223 ZIP code map
Cities in ZIP code 08223

Below are the cities the US Postal Service accepts for ZIP code 08223. Using any city not on this list may result in mail delivery delays.

City Status
Marmora Acceptable
Marmora Preferred
Nearby ZIP codes
08226 Ocean City (3.2 mi) 08230 Ocean View (4.9 mi) 08244 Somers Point (5 mi) 08270 Woodbine (6.9 mi) 08221 Linwood (7.3 mi) 08243 Sea Isle City (8 mi) 08225 Northfield (9.1 mi) 08319 Estell Manor (10.1 mi) 08232 Pleasantville (11.8 mi) 08317 Dorothy (12.1 mi) 08202 Avalon (12.7 mi) 08401 Atlantic City (13.4 mi)
Demographics updated 05/2026
Population
Total population 4,230
Population density 327 / sq mi
State FIPS 34
County FIPS 009
Geography
Land area 12.95 sq mi
Water area 2.77 sq mi
Latitude 39.2651
Longitude -74.6610
Timezone Eastern (ET)
Area code 609/640
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 31.8% 34.9% 30.2%
$50k – $100k 25.0% 31.1% 26.7%
$100k – $200k 35.6% 25.0% 28.3%
Over $200k 7.6% 9.0% 14.8%

Demographics & statistics

4,230
Population
327
People per sq mi
46.5
Median age
$98,125
Median household income
$51,252
Per capita income
$324,600
Median home value
$1,565
Median monthly rent
86.6%
Home ownership
2.3%
Poverty rate
1.9%
Unemployment
2,174
Housing units
49.5%
Bachelor's or higher

Age distribution

Male Female
120
Under 5
143
115
5–9
136
123
10–14
145
71
15–19
85
30
20–24
36
229
25–34
273
217
35–44
258
195
45–54
232
109
55–59
130
123
60–64
145
405
65–74
482
155
75–84
183
41
85+
49
← Male
Female →

Age summary

GroupCount%
Under 1892121.8%
18 and over3,30978.2%
65 and over1,31531.1%
Median age46.5 years

Race & ethnicity

White 92.5%
Asian 2.2%
Hispanic or Latino 1.4%
Black or African American 1.3%
American Indian / Alaska Native 1.1%
Two or more races 0.7%
Other race 0.7%
GroupCount%
White3,97092.5%
Asian932.2%
Hispanic or Latino621.4%
Black or African American571.3%
American Indian / Alaska Native481.1%
Two or more races320.7%
Other race300.7%

Household income

Income range This ZIP County avg State avg
Under $50k 31.8% 34.9% 30.2%
$50k – $100k 25.0% 31.1% 26.7%
$100k – $200k 35.6% 25.0% 28.3%
Over $200k 7.6% 9.0% 14.8%
Under $10k 2.2%
$10k–$15k 0.5%
$15k–$25k 5.7%
$25k–$35k 14.5%
$35k–$50k 5.3%
$50k–$75k 14.5%
$75k–$100k 7.8%
$100k–$150k 15.4%
$150k–$200k 18.8%
$200k+ 15.4%
Range% of households
Under $10k2.2%
$10k–$15k0.5%
$15k–$25k5.7%
$25k–$35k14.5%
$35k–$50k5.3%
$50k–$75k14.5%
$75k–$100k7.8%
$100k–$150k15.4%
$150k–$200k18.8%
$200k+15.4%
Median income$98,125

Housing

Home values

Under $50k 12.7%
$50k–$100k 1.6%
$100k–$150k 2.7%
$150k–$200k 2.9%
$200k–$300k 24.0%
$300k–$500k 38.5%
$500k–$1M 16.7%
$1M+ 0.7%

Housing overview

MetricValue
Median home value$324,600
Median rent / month$1,565
Owner occupied86.6%
Renter occupied13.4%
Vacant22.0%
Single-family detached73.6%
Large apartment buildings0.0%
Mobile homes20.9%
Median rooms6.5
Avg household size (owned)2.28

Year built

Era%
2020 or later0.0%
2010–20190.4%
2000–20095.8%
1990–19994.2%
1980–198941.7%
1970–197920.4%
1960–196912.2%
1950–19592.5%
1940–19492.1%
1939 or earlier10.7%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom6.0%
2 bedrooms28.8%
3 bedrooms36.3%
4 bedrooms26.1%
5+ bedrooms2.8%

Vehicles per household

Vehicles% of households
No vehicle1.8%
1 vehicle32.5%
2 vehicles41.7%
3 or more23.9%

Heating fuel

Fuel type%
Utility gas69.3%
Electricity17.5%
Propane / LP gas4.8%
Fuel oil4.7%
Wood2.0%
Solar1.2%

Households & families

Household typeCount%
Married-couple family1,19863.3%
Cohabiting couple713.8%
Male householder, no spouse20510.8%
Female householder, no spouse41922.1%
Households with children under 1859331.3%
Households with seniors (65+)87246.1%
Average household size2.23

Marital status

StatusMaleFemale
Never married15.2%15.1%
Married74.7%63.7%
Separated0.0%0.9%
Widowed1.5%9.4%
Divorced8.5%10.9%

Education

Less than 9th grade 0.0%
Some HS, no diploma 2.0%
HS graduate 20.6%
Some college, no degree 14.3%
Associate's degree 13.6%
Bachelor's degree 26.8%
Graduate / professional 22.7%
Metric%
HS diploma or higher98.0%
Bachelor's or higher49.5%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool253.3%
Kindergarten9312.3%
Elementary school38651.1%
High school18123.9%
College / grad school719.4%

Employment

Industry of employment

Education & healthcare 34.1%
Professional & management 14.5%
Arts, food & hospitality 13.3%
Construction 7.8%
Public administration 7.5%
Retail trade 5.6%
Finance & real estate 5.6%
Other services 4.2%
Transportation & utilities 3.2%
Wholesale trade 1.9%
Manufacturing 1.3%
Information 0.9%

Occupation

Category%
Management, business & arts58.7%
Service11.0%
Sales & office17.9%
Natural resources & construction8.3%
Production & transportation4.1%

Employment type

Type%
Private sector57.0%
Government28.9%
Self-employed13.7%
Unpaid family workers0.5%

Commute

Method%
Drive alone91.6%
Carpool1.9%
Public transit0.0%
Walk1.8%
Work from home4.6%
Other means0.0%
Avg commute (minutes)23.7

Poverty

All people 2.3%
Under 18 years 1.6%
18 and over 2.5%
Married-couple families 0.7%
Female-led households 10.8%

Income support

Source% of households
Social Security46.8%
Retirement income24.6%
Supplemental Security4.1%
Cash public assistance2.1%
Food stamps / SNAP3.3%

Health indicators

Condition%
Obesity26.8%
High blood pressure0.0%
High cholesterol0.0%
Diabetes8.3%
Heart disease6.1%
Stroke2.5%
Asthma9.2%
Arthritis23.5%
Kidney disease2.6%
Pulmonary disease5.4%
Cancer8.0%
Behavior / access%
Smoking11.6%
Binge drinking18.5%
No physical activity16.5%
Less than 7 hrs sleep29.0%
Depression17.5%
Fair or poor health9.4%
Poor mental health12.5%
Poor physical health8.0%
No health insurance8.7%
Visited doctor (checkup)77.9%
Visited dentist74.7%
Cholesterol screening0.0%
Teeth loss7.6%

Veterans & disability

VeteransCount%
Civilian veterans2828.5%
Disability%
Any disability10.1%
Under 182.0%
18–64 years7.4%
65 and over20.0%

Health insurance coverage

Type%
Private insurance86.2%
Public insurance41.0%
No insurance0.7%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only3,96793.8%
Spanish230.6%
Other Indo-European00.0%
Asian & Pacific Islander230.6%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)4,16398.4%
Born in same state4,10897.1%
Born in different state2,55760.4%
Foreign born551.3%
Naturalized citizen671.6%
Not a US citizen2435.8%

Ancestry

AncestryCount%
Italian1,06925.3%
French74017.5%
Arab821.9%
AncestryCount%
Polish441%
Irish270.6%
Norwegian90.2%

Technology access

Metric% of households
Computer access44.8%
Internet access97.9%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 08223

What city is ZIP code 08223 in?

ZIP code 08223 is primarily assigned to Marmora, New Jersey.

What county is ZIP code 08223 in?

ZIP code 08223 falls within Cape May County, New Jersey.

Does ZIP code 08223 have an older population?

31% of residents in ZIP code 08223 are 65 or older, above the national average of ~17%.

Is ZIP code 08223 mostly owner-occupied?

87% of occupied units in ZIP code 08223 are owner-occupied, well above the national average.

Does ZIP code 08223 have a large retiree population?

47% of households in ZIP code 08223 receive Social Security income, suggesting a significant retiree or disability population.

How educated is the population of ZIP code 08223?

50% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What timezone is ZIP code 08223 in?

ZIP code 08223 observes the EST timezone.

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