ZIP Code Tabulation Area · New Jersey

ZIP Code 08243: Sea Isle City, NJ

ZIP Code 08243 (Sea Isle City, Cape May County, New Jersey) has an estimated 2,000 residents in 1,117 households. The median household income is $108,359, the median home value is $1,087,300 and the median gross rent is —. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Some estimates have a large margin of error. One figure for this ZIP (owner-occupied) is marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

2,000

Margin of error ±231

Median household income

$108,359

Margin of error ±$14,443

Median home value

$1,087,300

Margin of error ±$43,074

Median gross rent

—

Margin of error not available

Median age

66.1 yrs

Margin of error ±2.0 yrs

Mean travel time to work

29.5 min

Margin of error ±9.8 min

How ZIP 08243 compares with New Jersey and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 0824366.1 yrsNew Jersey40.1 yrsUnited States38.9 yrs

Median household income

ZIP 08243$108,359New Jersey$103,556United States$80,734

Per capita income

ZIP 08243$88,974New Jersey$54,253United States$44,673

Poverty rate

ZIP 082435.4%New Jersey9.7%United States12.5%

Unemployment rate

ZIP 082437.1%New Jersey6.3%United States5.2%

Bachelor's degree or higher

ZIP 0824348.7%New Jersey43.6%United States35.7%

Median home value

ZIP 08243$1,087,300New Jersey$454,400United States$332,700

Median gross rent

ZIP 08243—New Jersey$1,720/moUnited States$1,413/mo

Owner-occupied homes

ZIP 0824392.7%*New Jersey63.8%United States65.2%

Mean travel time to work

ZIP 0824329.5 minNew Jersey30.5 minUnited States26.4 min

Worked from home

ZIP 0824321.8%New Jersey16.8%United States15.1%

All figures for ZIP 08243

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 08243 — ACS 2020–2024 5-year estimates
Measure	ZIP 08243	Margin of error	New Jersey	United States
Total population	2,000	±231	9,343,809	334,922,499
Median age	66.1 yrs	±2.0 yrs	40.1 yrs	38.9 yrs
Households	1,117	±136	3,507,701	129,227,496
Median household income	$108,359	±$14,443	$103,556	$80,734
Per capita income	$88,974	±$12,073	$54,253	$44,673
Poverty rate	5.4%	±2.5 pts	9.7%	12.5%
Unemployment rate	7.1%	±4.2 pts	6.3%	5.2%
Bachelor's degree or higher	48.7%	±4.1 pts	43.6%	35.7%
Median home value	$1,087,300	±$43,074	$454,400	$332,700
Median gross rent	—	—	$1,720/mo	$1,413/mo
Owner-occupied homes	92.7%*	±15.7 pts	63.8%	65.2%
Mean travel time to work	29.5 min	±9.8 min	30.5 min	26.4 min
Worked from home	21.8%	±6.6 pts	16.8%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 08243
Group	ZIP 08243	New Jersey	United States
White alone, not Hispanic or Latino	96.5%	50.9%	57.4%
Black or African American alone, not Hispanic or Latino	0.1%	12.2%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.1%	0.5%
Asian alone, not Hispanic or Latino	0.0%	10.0%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.0%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.8%	0.6%
Two or more races, not Hispanic or Latino	1.7%	3.5%	4.3%
Hispanic or Latino (of any race)	1.8%	22.5%	19.3%

Where ZIP 08243 is

State: New Jersey
Main county: Cape May County
Largest overlapping place: Sea Isle City (100% of the ZIP's land area)
Land area: 2.20 sq mi· about 909 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Cape May County

08202 Avalon, NJ 08204 Cape May County, NJ 08210 Cape May County, NJ 08212 Cape May Point, NJ 08223 Cape May County, NJ 08226 Ocean City, NJ 08230 Cape May County, NJ 08242 Rio Grande, NJ 08247 Stone Harbor, NJ 08248 Strathmere, NJ 08251 Villas, NJ 08260 Cape May County, NJ 08270 Cape May County, NJ

See every ZIP code in New Jersey, or compare ZIP 08243 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.