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COUNTY · 2000 CENSUS

Nassau County

New York · 1,334,544 residents · 284.542 sq mi
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The short version

Nassau County is significantly wealthier than the US average, with a median household income of $72,030. Population has held roughly steady since 1990. 35% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value is $240,200. Poverty is rare here, at 5.2% of residents. Households here earn about 66% more than the New York median.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 38.5
US median: 35.2
More educated
35% hold a bachelor's degree
US average: 24%
More affordable
home values down 13%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

1,334,544
+4%since 1990
from 1,287,348 in 1990
1990 – 2025
4,690 / sq mi
+4%since 1990
from 4,524 / sq mi in 1990
US average: 242
38.5
+5%since 1990
from 36.7 in 1990
US average: 35.2
Population, 19902024
1.3M1.3M1.3M1.4M1.4M1990201020202024Nassau County
20241.4M
1990201020202024
Section 02

Income & economy

$72,030
+1%inflation adjusted, since 1990
from $54,283 in 1990
US average: $42,589
1990 – 2024
$32,151
+38%since 1990
from $23,352 in 1990
US average: $21,522
5.2%
+1.5 ptssince 1990
from 3.7% in 1990
US average: 12.4%
Section 03

Housing

$240,200
−13%inflation adjusted, since 1990
from $208,500 in 1990
US average: $120,530
1990 – 2024
$964
−2%inflation adjusted, since 1990
from $749 in 1990
US average: $602
80.3%
−0.1 ptssince 1990
from 80.5% in 1990
19.7% rent
3.3
−13%since 1990
from 3.8 in 1990
1990 – 2024
RELATED:See current rent listings in Nassau County on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic86.8%(1,116,949)
Black8.6%(110,991)
Hispanic / Latino5.7%(72,880)
Asian3%(38,914)
Diversity Score39.4%(507,120)
2000
White, non-Hispanic74%(986,947)
Black9.7%(129,860)
Hispanic / Latino10%(133,282)
Asian4.7%(62,744)
Diversity Score51.6%(688,071)
52
+31%since 1990
from 39 in 1990
1990 – 2024
Section 05

Education

35.4%
+5.4 ptssince 1990
from 30.0% in 1990
US average: 24.4%
High school or higher
86.7%
+2.5 ptssince 1990
from 84.2% in 1990
US average: 80.3%
15.6%
+2.6 ptssince 1990
from 13.0% in 1990
US average: 8.8%
Section 06

Commute & transportation

26.0 min
−9%since 1990
from 28.7 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 Nassau County, New York?

Nassau County, New York has about 1,334,544 residents according to the 2000 Census.

What is the median household income in Nassau County, New York?

The typical household in Nassau County, New York earns about $72,030 a year. Half of households make more than that, and half make less.

Is Nassau County, New York expensive?

In Nassau County, New York, the median home is worth about $240,200, and the typical rent is about $964 a month.

How educated are people in Nassau County, New York?

About 35.4% of adults age 25 and over in Nassau County, New York hold a bachelor's degree or higher.

What is the poverty rate in Nassau County, New York?

About 5.2% of people in Nassau County, New York live below the federal poverty line.

Has Nassau County, New York grown since 1990?

Yes, Nassau County, New York has grown since 1990. The population has added about 47,196 residents, a change of about 4 percent over that period.

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

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