United States › New York › Seaford CITY · 2020 ACS
Seaford New York · 15,251 residents · 2.61 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2021 ACS 2022 ACS 2023 ACS 2024 ACS
The short version
Seaford is home to 15,251 people in New York. That is roughly 92% ahead of the New York median. Owners hold 91% of the housing stock. The median household earns $136,202, about 106% above the national median. Home values have more than doubled since 2000, reaching $508,400. Median rent is $2,161 a month.
At a glance
Wealthier
above the US median
US median: $66,278
Older
median age 43.6
US median: 38.8
More educated
45% hold a bachelor's degree
US average: 33%
Less affordable
home values up 42%, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 38.2 in 2000
US average: 38.8
Population, 1990 – 2024
15K 15K 15K 16K 16K 1990 2000 2010 2020 2024 Seaford Age distribution, 2020
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Section 02
Income & economy $136,202
+15%inflation adjusted, since 2000
from $78,572 in 2000
US average: $66,278
from $29,244 in 2000
US average: $35,364
Households earning $100K+
from 67.7% in 2009
US average: 43.9%
from 3.6% in 2000
US average: 12.8%
Workforce by industry, 2020
Public administration 6.5%
Professional, scientific, technical 4.6%
Transportation & warehousing 3.5%
Arts, entertainment, food 2.7%
Education & health services 0.5%
Agriculture, forestry, fishing 0%
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$508,400
+42%inflation adjusted, since 2000
from $237,400 in 2000
US average: $265,253
$2,161
+27%inflation adjusted, since 2000
from $1,130 in 2000
US average: $1,124
from 89.4% in 2000
9.0% rent
from 3.13 people in 2009
US average: 2.61
from 4.8 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 93.8%(14,819)
Hispanic / Latino 3.7%(586)
2020
White, non-Hispanic 85.6%(13,051)
Hispanic / Latino 8.1%(1,239)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Hispanic origin
+ 3 more hispanic origin groups with data Ancestry
+ 21 more ancestry groups with data from 31.1% in 2000
US average: 32.9%
High school or higher
from 92.1% in 2000
US average: 88.5%
from 10.9% in 2000
US average: 12.7%
Section 06
Commute & transportation from 25.7 min in 2000
US average: 26.9
from 76.0% in 2009
US average: 75.1%
from 4.3% in 2009
US average: 8.4%
Section 07
Work & employment from 6.2% in 2011
US average: 5.4%
from 71.0% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 40.2% in 2009
US average: 39.3%
Section 08
People & community from 5.2% in 2009
US average: 13.5%
from 4.5% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Men 15+
Never married 32.3%(2,076)
Women 15+
Never married 26.4%(1,760)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 4.5% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 6.5%(41)
Share of the 631 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Seaford Head to head
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Frequently asked
How many people live in Seaford, New York? Seaford, New York has about 15,251 residents according to the 2020 American Community Survey.
What is the median household income in Seaford, New York? The typical household in Seaford, New York earns about $136,202 a year. Half of households make more than that, and half make less.
Is Seaford, New York expensive? In Seaford, New York, the median home is worth about $508,400, and the typical rent is about $2,161 a month.
How educated are people in Seaford, New York? About 45.0% of adults age 25 and over in Seaford, New York hold a bachelor's degree or higher.
What is the poverty rate in Seaford, New York? About 1.8% of people in Seaford, New York live below the federal poverty line.
Has Seaford, New York grown since 1990? Yes, Seaford, New York has shrunk since 1990. The population has lost about 346 residents, a change of about -2 percent over that period.
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