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CITY · 2000 CENSUS

Seaford

New York · 15,791 residents · 2.61 sq mi
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The short version

Seaford is significantly wealthier than the US average, with a median household income of $78,572. Population has held roughly steady since 1990. Median home value is $237,400. Poverty is rare here, at 3.6% of residents. Households here earn about 81% more than the New York median.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 38.2
US median: 35.2
More educated
31% hold a bachelor's degree
US average: 24%
More affordable
home values down 6%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

15,791
+1%since 1990
from 15,597 in 1990
1990 – 2024
6,050 / sq mi
+1%since 1990
from 5,976 / sq mi in 1990
US average: 242
38.2
+7%since 1990
from 35.7 in 1990
US average: 35.2
Population, 19902024
15K15K15K16K16K1990201020202024Seaford
202416K
1990201020202024
Section 02

Income & economy

$78,572
+8%inflation adjusted, since 1990
from $55,259 in 1990
US average: $42,589
1990 – 2024
$29,244
+52%since 1990
from $19,218 in 1990
US average: $21,522
3.6%
+1.5 ptssince 1990
from 2.1% in 1990
US average: 12.4%
Section 03

Housing

$237,400
−6%inflation adjusted, since 1990
from $192,000 in 1990
US average: $120,530
1990 – 2024
$1,130
−3%inflation adjusted, since 1990
from $885 in 1990
US average: $602
89.4%
+1.3 ptssince 1990
from 88.1% in 1990
10.6% rent
3.0
−13%since 1990
from 3.5 in 1990
1990 – 2024
RELATED:See current rent listings in Seaford on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic98.6%(15,376)
Black0.3%(54)
Hispanic / Latino2.5%(383)
Asian0.5%(78)
Diversity Score9.2%(1,433)
2000
White, non-Hispanic93.8%(14,819)
Black0.2%(38)
Hispanic / Latino3.7%(586)
Asian1.6%(259)
Diversity Score13.5%(2,125)
13
+46%since 1990
from 9 in 1990
1990 – 2024
Section 05

Education

31.1%
+7.7 ptssince 1990
from 23.4% in 1990
US average: 24.4%
High school or higher
92.1%
+5.0 ptssince 1990
from 87.1% in 1990
US average: 80.3%
10.9%
+2.4 ptssince 1990
from 8.4% in 1990
US average: 8.8%
Section 06

Commute & transportation

25.7 min
−12%since 1990
from 29.3 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Seaford, New York?

Seaford, New York has about 15,791 residents according to the 2000 Census.

What is the median household income in Seaford, New York?

The typical household in Seaford, New York earns about $78,572 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 $237,400, and the typical rent is about $1,130 a month.

How educated are people in Seaford, New York?

About 31.1% 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 3.6% of people in Seaford, New York live below the federal poverty line.

Has Seaford, New York grown since 1990?

Yes, Seaford, New York has grown since 1990. The population has added about 194 residents, a change of about 1 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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