Seaville, New Jersey Demographics & Population 2026
During the 2020–2024 ACS period, Seaville, New Jersey had a total population of 2,589, the 415th largest community in New Jersey, with a median household income of $139,444, which is 35% higher than the state average. The poverty rate is 3.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 35% above the state average — one of the wealthiest communities in New Jersey.
- An exceptionally low poverty rate of 3.5% — among the lowest in New Jersey.
Seaville Quick Facts
How Seaville Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 2,678 | 2,589 | -3.3% |
| Median household income | $148,095 | $139,444 | -5.8% |
| Median home value | $437,300 | $461,300 | +5.5% |
How Seaville Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 66 | National average: 61
Education
Educational Attainment (Adults 25+)
Seaville Rankings in New Jersey
Explore New Jersey Rankings
Other Cities in Cape May County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Ocean City | 11,261 | $101,782 | 9.8% | $840,500 |
| Villas | 9,735 | $80,974 | 10.6% | $301,600 |
| Cape May Court House | 5,628 | $74,464 | 17.0% | $381,200 |
| Wildwood | 5,130 | $75,222 | 13.7% | $391,300 |
| North Cape May | 3,731 | $86,962 | 6.1% | $393,300 |
| North Wildwood | 3,602 | $90,833 | 4.8% | $459,900 |
| Rio Grande | 3,485 | $76,250 | 10.1% | $317,400 |
| Wildwood Crest | 3,077 | $69,089 | 9.6% | $590,900 |
| Cape May | 2,767 | $62,576 | 10.3% | $863,900 |
| Whitesboro | 2,766 | $95,522 | 10.9% | $248,700 |
Cities Similar to Seaville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Stockton University | 2,621 | N/A | N/A | 63.5% | N/A |
| Leonardo | 2,493 | $138,125 | $450,700 | 43.6% | 2.4% |
| Clinton | 2,789 | $141,146 | $436,200 | 61.5% | 2.0% |
| Montclair State University | 2,853 | N/A | N/A | 71.8% | N/A |
| Six Mile Run | 2,882 | $140,379 | $480,700 | 72.6% | 0.9% |
Population Overview
Seaville is a small community located in New Jersey, within Cape May County. The total population is 2,589. It ranks as the 415th most populous out of 700 Census-designated places in New Jersey.
Age Demographics
The median age in Seaville is 41.8 years. This is 4% higher than the state median of 40.1 years.
Economy, Income & Housing
The median household income in Seaville is $139,444. This is 35% higher than the state median of $103,556. It is also 73% higher than the national median of $80,734. The poverty rate stands at 3.5%. This is 64% lower than the state poverty rate of 9.7%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 2.9%. This is 55% lower than the state rate of 6.3%. The median home value is $461,300. Housing costs are 2% higher than the state median of $454,400. The home-value-to-income ratio is 3.3x. 93.2% of occupied housing units are owner-occupied. This homeownership rate is 46% higher than the state average of 63.8%.
Race & Ethnicity
Seaville has a predominantly White (non-Hispanic) population, comprising 95.4% of all residents. Hispanic or Latino residents account for 2.7%. The White (non-Hispanic) population is significantly higher than the state average (95.4% vs 50.9%). The Hispanic or Latino population (2.7%) is well below the state average of 22.5%. The Asian population (1.0%) is well below the state average of 10.1%.
Education
54.2% of residents aged 25 and older hold a bachelor's degree or higher. This is 24% higher than the state rate of 43.6%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.6%. Notably, 23.6% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Seaville, New Jersey is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against New Jersey state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 700 Census-designated places in New Jersey. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Seaville, New Jersey?
Seaville, New Jersey has a population of 2,589 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Seaville, NJ?
The median household income in Seaville is $139,444, which is 73% higher than the national median of $80,734.
What is the poverty rate in Seaville, NJ?
The poverty rate in Seaville is 3.5%. This means approximately 91 residents live below the federal poverty line.
What is the racial makeup of Seaville, New Jersey?
Seaville's population is 95.4% White, 0.0% Black, 2.7% Hispanic/Latino, and 1.0% Asian.
What is the median home value in Seaville, NJ?
The median home value in Seaville is $461,300. The home-value-to-income ratio is 3.3x.
How educated is Seaville, New Jersey?
54.2% of adults (25+) in Seaville hold a bachelor's degree or higher, and 23.6% hold a graduate or professional degree.