PlainZIP

Marmora, NJ · standard

ZIP Code 08223

Cape May County, New Jersey - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

4,125
123/sq mi
$107,131
Median income
$420,300
Median home value
49.6%
Bachelor's or higher

The verdict

Marmora pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 15%
household income, US ZIPs
Top 19%
home value, US ZIPs
123
people per sq mi
93%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 08223 against every reporting US ZIP.

ZIP code 08223 covers 33.5 square miles in Marmora, Cape May County, New Jersey (a standard USPS delivery area), with a modest 4,125 residents on file, a density of 123 people per square mile, in the New York time zone.

ZIP 08223 lands in the middle-income range, with a median household income of $107,131 (12% below the New Jersey average), while per-capita income is $50,951. 2.6% of residents live below the poverty line, and the unemployment rate reads 1.1%. The typical home here is valued at $420,300 (19% below the state average); renters pay a median of $1,656 monthly, and 93.3% of units are owner-occupied.

A solid share of residents have a four-year degree: 49.6% of adults hold a bachelor's degree or higher, the median age is 47.3, and the average commute is 21 minutes. Beyond these figures, 10 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Cape May County, letting you compare 08223 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 08223

Top 5 sectors by establishment count in Marmora, NJ

Which industries have the most business establishments in ZIP 08223.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 08223, Marmora, NJ · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

4,125

Population

33.5

Area (sq mi)

123

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 08223?

47.3

Median Age

47.9%

Male

52.1%

Female

2.2%

Foreign-Born

White 87.3%
African American 1.1%
Asian 1.9%
American Indian or Alaska Native 0.4%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 8.3%
Hispanic or Latino 3.0%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$107,131

Median Household Income

-12% vs state

$50,951

Per Capita Income

2.6%

Poverty Rate

1.1%

Unemployment Rate

21.4 min

Mean Commute Time

How ZIP 08223 ranks nationally

Marmora, NJ household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$107,131 Top 15% higher than 85% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 72.2%
Bachelor's Degree or Higher 49.6%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

2,465

Total Housing Units

1,833

Occupied Units

632

Vacant Units

2.21

Avg Household Size

Occupancy Type

Owner 93.3%
Renter 6.7%

$420,300

Median Home Value

-19% vs state

$1,656

Median Rent

1978

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+18.4%

YoY Change (2024)

274

HPI Index (2000 = 100)

+174%

Total Change Since 2000

Home values in ZIP 08223 have increased 18.4% over the past year (2024). Since 2000, this ZIP has seen +174% cumulative appreciation.

Year Annual Change HPI Index
2020 +6.2% 171
2021 +11.5% 191
2022 +11.1% 212
2023 +9.0% 231
2024 +18.4% 274

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 169 business establishments in ZIP 08223, employing approximately 1,739 people with a combined annual payroll of $87,898,000.

169

Businesses

1,739

Employees

$87.9M

Annual Payroll

13

Industry Sectors

Industry Establishments % of Total
Construction 31 18.3%
Other services (except public administration) 24 14.2%
Retail trade 23 13.6%
Health care and social assistance 23 13.6%
Professional, scientific, and technical services 12 7.1%
Accommodation and food services 12 7.1%
Finance and insurance 9 5.3%
Real estate and rental and leasing 8 4.7%
Administrative and support and waste management and remediation services 8 4.7%
Manufacturing 4 2.4%
Wholesale trade 4 2.4%
Transportation and warehousing 4 2.4%
Arts, entertainment, and recreation 3 1.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 08223 vs 08226 →

ZIP 08223 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 08223 ranks #7 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 08223 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 08223 ranks #6 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
08226 Ocean City, NJ 11,701 3.0 mi
08248 Strathmere, NJ 158 5.2 mi
08244 Somers Point, NJ 10,849 5.0 mi
08230 Ocean View, NJ 5,599 5.1 mi
08270 Woodbine, NJ 8,492 7.4 mi
08234 Egg Harbor Township, NJ 42,532 8.2 mi
08243 Sea Isle City, NJ 2,114 8.5 mi
08221 Linwood, NJ 7,092 6.9 mi
08403 Longport, NJ 997 7.3 mi
08246 South Seaville, NJ 92 8.5 mi

More ZIP Codes in Cape May County

08204 standard
Cape May, NJ
Pop: 18,557
08210 standard
Cape May Court House, NJ
Pop: 17,167
08260 standard
Wildwood, NJ
Pop: 13,661
08226 standard
Ocean City, NJ
Pop: 11,701
08251 standard
Villas, NJ
Pop: 10,364
08270 standard
Woodbine, NJ
Pop: 8,492

Related Areas

Cape May County Marmora, NJ New Jersey

Frequently Asked Questions

What county is ZIP code 08223 in? ▼
ZIP code 08223 (Marmora) is located in Cape May County, New Jersey. Cape May County contains multiple ZIP codes, see the full list at /counties/cape-may-nj.
What is the population of ZIP code 08223? ▼
ZIP code 08223 in Marmora, NJ has a population of 4,125 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 08223? ▼
The median household income in ZIP 08223 is $107,131, which is 40% above the national average of $76,288.
What is the average home value in ZIP 08223? ▼
The median home value in ZIP 08223 is $420,300, which is 51% above the national average of $278,155.
What is the demographic makeup of ZIP 08223? ▼
The largest racial group in ZIP 08223 is White at 87.3%. Hispanic or Latino residents make up 3.0% of the population.
How many businesses are in ZIP code 08223? ▼
ZIP code 08223 has 169 business establishments employing approximately 1,739 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 08223? ▼
The top industries by establishment count in ZIP 08223 are: Construction (31), Other services (except public administration) (24), Retail trade (23). There are 13 industry sectors represented in total.
How have home values changed in ZIP code 08223? ▼
According to the FHFA House Price Index, home values in ZIP 08223 increased by 18.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 174%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 08223? ▼
In ZIP code 08223, 72.2% of residents aged 25+ have a high school diploma or higher, and 49.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 08223? ▼
The mean commute time for workers in ZIP code 08223 is 21.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 08223? ▼
In ZIP code 08223, approximately 93.3% of occupied housing units are owner-occupied and 6.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 08223? ▼
The poverty rate in ZIP code 08223 is 2.6% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.