City

Seaford, NY

1 ZIP code  ·  Nassau County  ·  New York

👥21,588Population
💰$164,128Median HH Income▲ 115% above avg
🎂41.4Median Age
🏠$626,700Median Home Value▲ 125% above avg
🎓56.4%College Grads▲ 46% above avg
📊4.9%Unemployment≈ Avg
People & Population (ACS 2023 — weighted avg)
♂ Male 51.2% Female 48.8% ♀

Race & Ethnicity

White: 84.4%Hispanic: 7.1%Black: 2.2%Asian: 3.8%Other: 1.8%Race
White84.4%
Hispanic7.1%
Black2.2%
Asian3.8%
Other1.8%

Age Breakdown

Under 5
4%
5–17
16%
18–24
10%
25–44
24%
45–64
28%
65+
8%

Key Indicators

Median Age41.4 yrs
Avg HH Size3.03
Below Poverty2.9% ▼ 71% below avg
College Grads56.4% ▲ 46% above avg
Unemployment4.9% ≈ Avg
No HS Diploma114 (0.8%)
HS Graduate3,192 (21.7%)
Some College1,417 (9.6%)
Associates1,695 (11.5%)
Bachelors1,528 (10.4%)
Graduate Degree6,775 (46%)

Education

No HS: 0.8%HS Grad: 21.7%Some College: 9.6%Associates: 11.5%Bachelors: 10.4%Graduate: 46%Edu
No HS0.8%
HS Grad21.7%
Some College9.6%
Associates11.5%
Bachelors10.4%
Graduate46.0%
Housing & Income

Housing Tenure

Owner: 93.3%Renter: 6.7%Tenure
Owner93.3%
Renter6.7%

Home Value Distribution

Under $50k
0%
$50k–$100k
0%
$100k–$150k
1%
$150k–$200k
1%
$200k–$300k
0%
$300k–$500k
16%
Over $500k
81%

Financials

Median HH Income$164,128 ▲ 115% above avg
Median Home Value$626,700 ▲ 125% above avg
Home/Income Ratio3.8x (nat avg ~3.5x)
Median Rent$2,806/mo
Total Housing Units7,320
Vacant Units230

Income Distribution

Under $25k
5%
$25k–$50k
4%
$50k–$75k
7%
$75k–$100k
9%
$100k–$150k
20%
$150k–$200k
17%
Over $200k
38%
Employment & Commute

How People Get to Work

Drove Alone
73%
Public Transit
15%
Walked
1%
Work From Home
11%

Commute Time

Under 15 min
16%
15–30 min
30%
30–45 min
20%
Over 45 min
34%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
37%
1960s–1970s
4%
1980s–1990s
3%
2000+
54%
About Seaford, NY

Seaford is a city in New York, located in Nassau County. The city spans 1 ZIP code and is home to approximately 21,588 residents. It is a middle-aged city, with a median age of 41.4 years.

Economically, Seaford is a affluent community. The median household income of $164,128 is more than double the national average. Approximately 2.9% of residents live below the poverty line. The unemployment rate is 4.9%, near the national average.

The real estate market in Seaford is a premium housing market. Median home values stand at $626,700, which is more than double the national average. Renters typically pay around $2,806 per month. Homeownership is high at 93.3%, typical of suburban and family-oriented communities.

The population of Seaford is well-educated. 56.4% of adults hold a bachelor's degree or higher — above the national average. The community is primarily White (84.44%).

Seaford, NY offers residents above-average earning potential within New York.

ZIP Codes in Seaford
ZIPPopulationMedian IncomeMedian HomeMedian RentUnemp.CollegeOwner Occ.
11783 21,588 $164,128 $626,700 $2,806 4.9% 56.4% 93.3%