Sea Girt, NJ demographics:
population, income, and more

Total population
1,659
-3.9% year-over-year change
Median household income
$134,167/yr
-10.8% year-over-year change
Housing units
925
-4.4% year-over-year change

Sea Girt population

How many people live in Sea Girt

Sea Girt is home to 1,659 residents, according to the most recent Census data. Gender-wise, 49.7% of Sea Girt locals are male, and 50.3% are female.

Total population
1,659
-3.9% year-over-year change
Gender ratio
Male
49.7%
825
Female
50.3%
834
Value Percent YoY change
Male 825 49.7% -1.6%
Female 834 50.3% -6.1%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Sea Girt is 58, with the population distributed as follows: about 11.4% are children under 15, then 11.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 13% of the population, while another 31.5% fall into the 45 to 64 bracket. Finally, around 32.2% are 65 or older.

Median age
57.7
Age breakdown
Under 15
11.4%
15 to 24
11.8%
25 to 44
13%
45 to 64
31.5%
Over 65
32.2%
Value Percent YoY change
Under 15 190 11.4% -7.8%
15 to 24 195 11.8% 2.6%
25 to 44 216 13% 3.9%
45 to 64 523 31.5% -10.0%
Over 65 535 32.2% -1.3%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Sea Girt, 97.3% of the population are US-born citizens, while 2.2% have gained naturalized citizenship. At the same time, 0.5% of residents are non-citizens. As for race, 89.1% of locals are Caucasian, 4.2% are African American and 0.7% have Asian roots. There’s also a share of 5.9% that includes residents with two or more races.

Citizenship
U.S.-born citizens
97.3%
Non-U.S.-born citizens
2.2%
Non-citizens
0.5%
Value Percent YoY change
U.S.-born citizens 1,615 97.3% -4.0%
Non-U.S.-born citizens 37 2.2% -9.8%
Non-citizens 8 0.5% 166.7%
Racial breakdown
White
89.1%
Black or African American
4.2%
American Indian and Alaska Native
0%
Asian
0.7%
Native Hawaiian and other Pacific Islander
0%
Two or more races
5.9%
Other
0%
Value Percent
White 1,478 89.1%
Black or African American 70 4.2%
Asian 12 0.7%
Two or more races 98 5.9%

Households in Sea Girt

A peek inside Sea Girt households

Sea Girt has 728 households, with an average of 2 members in each. Of these, 64.6% are families, while the remaining 35.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
728
-2.1% year-over-year change
Average people per household
2
Non-family households
258
Family households
470
Value Percent YoY change
Non-family households 258 35.4% 13.2%
Family households 470 64.6% -8.9%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Sea Girt

The housing landscape of Sea Girt

Sea Girt's housing consists of 925 units, with 88.1% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 3.9% and offer a more compact, shared living style.

Housing units
925
-4.4% year-over-year change
Housing types
Value Percent
1 unit, detached 813 88.1%
1 unit, attached 36 3.9%
2 units 10 1.1%
3 or 4 units 35 3.8%
5 to 9 units 8 0.9%
10 to 19 units 15 1.6%
50 or more units 6 0.6%
Homes built since 2020
20
100.0% year-over-year change

The age of buildings in Sea Girt

In Sea Girt, the median construction year is 1964. About 14.6% of homes were built before the 1940s, with another 16% going up by 1949. Most development happened in the second half of the 20th century. Then, 10.1% of homes were added from 2000 to 2009, 6.8% between 2010 and 2019, and 2.2% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 135 14.6% 31.1%
Built between 1940 and 1949 148 16% -0.7%
Built between 1950 and 1959 138 14.9% -28.1%
Built between 1960 and 1969 118 12.8% -11.3%
Built between 1970 and 1979 85 9.2% -4.5%
Built between 1980 and 1989 44 4.8% -6.4%
Built between 1990 and 1999 80 8.7% 6.7%
Built between 2000 and 2009 93 10.1% 0.0%
Built between 2010 and 2019 63 6.8% -16.0%
Built in 2020 or later 20 2.2% 100.0%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Sea Girt occupancy rates

Out of the 728 occupied housing units in Sea Girt, 80.8% are owner-occupied, while 19.2% are lived in by tenants. Meanwhile, 21.3% of all homes on the local market sit vacant.

Occupied housing units
728
-2.1% year-over-year change
Occupancy breakdown
Renter occupied
140
Owner occupied
588
Value Percent YoY
change
Renter occupied 140 19.2% 13.8%
Owner occupied 588 80.8% -5.3%
Unoccupied housing units
21.3%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Sea Girt housing costs

Housing costs in Sea Girt come to a median of $2,094 per month, while tenants specifically pay a median gross rent of $1,934.

Median housing costs per month
$2,094/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Sea Girt
$1,934/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Sea Girt

Sea Girt education at a glance

About 10.5% of the population in Sea Girt went to high school, while 12.8% pursued college studies. Another 6.7% earned an associate degree and 50.3% hold a bachelor’s. Meanwhile, 19.7% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
High school diploma 151 10.5% 0.7%
College diploma 183 12.8% -5.2%
Associate degree 96 6.7% -5.9%
Bachelor's degree 722 50.3% 4.9%
Graduate degree 283 19.7% -17.7%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Sea Girt

How much people earn in Sea Girt

The average annual household income in Sea Girt was $259,786 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -2% change from the previous year. At the same time, the median income stood at $134,167, reflecting a -10.8% shift over the same period.

Average household income in Sea Girt
$259,786/year
-2.0% year-over-year change
Median household income in Sea Girt
$134,167/year
-10.8% year-over-year change

Sea Girt income by age

Those with someone between 45 and 64 in charge, often well established professionally, earn $209,375 overall. Overall, 96.5% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
45 - 64 $209,375 -8.1%
Over 65 $89,602 -6.9%
Above poverty level
1,596
Below poverty level
58
Value Percent YoY
change
Above poverty level 1,596 96.5% -4.4%
Below poverty level 58 3.5% 23.4%

Average renter income in Sea Girt

To get a better sense of what renters earn on average in Sea Girt, their median household income was $239,821 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 9.7%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$239,821
Rent-to-income ratio
9.7%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Sea Girt

Workforce and job types in Sea Girt

88.7% of the working population are employed in professional or administrative positions, while 11.3% are in hands-on or service-based jobs. Also, 15.9% run their own businesses, 60.4% are employed by private companies, and 16.4% work in the public sector.

Workforce demographics

White collar
707
Blue collar
90
Value Percent YoY change
White collar 707 88.7% -4.1%
Blue collar 90 11.3% 15.4%
Employer type
Self employees
15.9%
Private companies
60.4%
Governmental workers
16.4%
Not for profit companies
7.3%
Value Percent YoY change
Self employees 127 15.9% 6.7%
Private companies 481 60.4% -1.6%
Governmental workers 131 16.4% -16.6%
Not for profit companies 58 7.3% 16.0%

Transportation in Sea Girt

How people get around in Sea Girt

Commuting methods vary: 97.4% of residents travel by personal vehicle and 0.2% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 593 97.4% -2.1%
Taxicab 2 0.3% 0.0%
Railroad 12 2% 0.0%
Ferryboat 1 0.2% -87.5%
Walk 1 0.2% -66.7%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Sea Girt by zipcode?

Zipcode Population Number of households Median income Average income
08750 3,483 1,528 $134,167 $259,807

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FAQs about Sea Girt demographics 

What is the total population of Sea Girt?

Sea Girt has a total population of 1,659 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -3.9% compared to a year ago.

What is the gender ratio in Sea Girt?

The gender ratio in Sea Girt is as follows:
  • 49.7% males (825 residents)
  • 50.3% females (834 residents)

What is the median age in Sea Girt?

The median age in Sea Girt is 57.7.

What is the age distribution of the population in Sea Girt?

The age distribution in Sea Girt is as follows:
  • Under 15: 11.4% (190 residents)
  • Ages 15-24: 11.8% (195 residents)
  • Ages 25-44: 13% (216 residents)
  • Ages 45-64: 31.5% (523 residents)
  • Over 65: 32.2% (535 residents)

What is the racial and ethnic makeup of Sea Girt?

The racial and ethnic makeup of Sea Girt is as follows:
  • White: 89.1% (1,478 residents)
  • Black or African American: 4.2% (70 residents)
  • American Indian and Alaska Native: 0% (0 residents)
  • Asian: 0.7% (12 residents)
  • Native Hawaiian and Other Pacific Islander: 0% ( residents)
  • Two or More Races: 5.9% (98 residents)
  • Other: 0% ( residents)

What percentage of the population in Sea Girt are U.S.-born citizens?

U.S.-born citizens represent 97.3% of the population in Sea Girt.

How many housing units are there in Sea Girt?

There are 925 housing units in Sea Girt, reflecting a -4.4% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Sea Girt and what is the average household size?

Sea Girt has a total of 728 households, with an average of 2 people in each.

What is the median household income in Sea Girt?

Sea Girt has a median household income of $134,167, representing a -10.8% shift from the previous year, according to the U.S. Census Bureau.

What is the job market overview for Sea Girt?

Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 88.7% (707 residents)
  • Blue-collar workers: 11.3% (90 residents)

Places of employment:
  • Self-employed: 15.9% (127 residents)
  • Private companies: 60.4% (481 residents)
  • Governmental workers: 16.4% (131 residents)
  • Not-for-profit companies: 7.3% (58 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025