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CITY · 2020 ACS

Iselin

New Jersey · 20,088 residents · 3.15 sq mi
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The short version

Iselin is a city of 20,088 people in New Jersey. 49% of residents were born outside the United States. 50% of adults hold a bachelor's degree, against 33% nationally. Median rent is $1,826 a month. Households take in $101,386 a year at the median, 53% more than the country as a whole. Getting to work takes 37 minutes on average.

At a glance
Wealthier
above the US median
US median: $66,278
Mid-age
median age 39.4
US median: 38.8
More educated
50% hold a bachelor's degree
US average: 33%
Less affordable
home values up 41%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

20,088
+20%since 2000
from 16,698 in 2000
1990 – 2024
39.4
+5%since 2000
from 37.4 in 2000
US average: 38.8
Land area
3.15 sq mi
Population, 19902024
16K17K18K19K20K19902000201020202024Iselin
202420K
1990201020202024
Age distribution, 2020
Under 55.4%(1,084)
US avg: 5.6%
5 to 96%(1,207)
US avg: 6.1%
10 to 145.8%(1,170)
US avg: 6.5%
15 to 195.4%(1,083)
US avg: 6.6%
20 to 245.6%(1,134)
US avg: 6.7%
25 to 3413.9%(2,793)
US avg: 13.5%
35 to 4415.4%(3,103)
US avg: 12.7%
45 to 5412.1%(2,437)
US avg: 12.3%
55 to 6413.6%(2,728)
US avg: 13.1%
65 to 7410%(2,004)
US avg: 10%
75 to 845%(1,000)
US avg: 4.9%
85 and over1.7%(345)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$101,386
+3%inflation adjusted, since 2000
from $65,424 in 2000
US average: $66,278
1990 – 2024
$43,925
+64%since 2000
from $26,793 in 2000
US average: $35,364
Households earning $100K+
67.7%
+11.3 ptssince 2009
from 56.4% in 2009
US average: 43.9%
5.5%
+2.3 ptssince 2000
from 3.2% in 2000
US average: 12.8%
Workforce by industry, 2020
Retail trade12.2%
US avg: 10%
Finance & insurance10.5%
US avg: 5.5%
Other services10.3%
US avg: 6.6%
Professional, scientific, technical9.8%
US avg: 4.7%
Public administration8.3%
US avg: 4.7%
Information6.9%
US avg: 11.1%
Wholesale trade4.3%
US avg: 6.7%
Transportation & warehousing2.9%
US avg: 2.5%
Arts, entertainment, food2.9%
US avg: 2%
Education & health services0.7%
US avg: 0.8%
Agriculture, forestry, fishing0%
US avg: 1.7%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

$316,300
+41%inflation adjusted, since 2000
from $149,200 in 2000
US average: $265,253
1990 – 2024
$1,826
+22%inflation adjusted, since 2000
from $995 in 2000
US average: $1,124
58.9%
−16.8 ptssince 2000
from 75.6% in 2000
41.1% rent
2.75 people
−6%since 2009
from 2.94 people in 2009
US average: 2.61
3.1
−21%since 2009
from 4.0 in 2009
2009 – 2024
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-Hispanic61.4%(10,252)
Black5.8%(974)
Hispanic / Latino5.5%(914)
Asian25.1%(4,194)
Other0%
2020
White, non-Hispanic23.6%(4,749)
Black6.3%(1,275)
Hispanic / Latino9.3%(1,864)
Asian57.4%(11,534)
Other5.6%(1,132)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Puerto Rican4.1%(712)
Peruvian1.1%(197)
Ecuadorian0.6%(100)
Salvadoran0.2%(37)
Cuban0.2%(28)
Dominican0.1%(19)
Mexican0.1%(14)
Colombian0.1%(10)
Asian origin
Asian Indian43.6%(7,573)
Pakistani2.6%(455)
Filipino1%(173)
Chinese1%(171)
Korean0.8%(147)
Bangladeshi0.7%(124)
Vietnamese0.2%(41)
Thai0%(6)
Pacific Islander origin
Ancestry
Irish8.6%(1,491)
Italian7.7%(1,329)
German4.5%(784)
Polish4.1%(715)
American2%(348)
Portuguese1.8%(305)
West Indian1.7%(303)
Hungarian1.6%(284)
English1.4%(240)
French1.2%(204)
Ukrainian0.7%(126)
Iraqi0.7%(113)
+ 22 more ancestry groups with data
Greek0.6%(97)
Russian0.5%(93)
Danish0.5%(80)
Haitian0.4%(76)
Swedish0.4%(68)
Brazilian0.4%(62)
Iranian0.3%(53)
Slovak0.3%(52)
Norwegian0.2%(43)
Romanian0.2%(40)
Dutch0.2%(37)
Scotch-Irish0.2%(30)
Jamaican0.2%(30)
British0.2%(28)
Scottish0.2%(28)
Czech0.1%(19)
Finnish0.1%(19)
Welsh0.1%(19)
Austrian0.1%(15)
Egyptian0.1%(14)
Lithuanian0.1%(14)
Section 05

Education

50.1%
+17.7 ptssince 2000
from 32.4% in 2000
US average: 32.9%
High school or higher
91.1%
+5.7 ptssince 2000
from 85.4% in 2000
US average: 88.5%
20.0%
+9.1 ptssince 2000
from 10.9% in 2000
US average: 12.7%
Section 06

Commute & transportation

37.4 min
+54%since 2000
from 24.3 min in 2000
US average: 26.9
65.5%
−2.7 ptssince 2009
from 68.2% in 2009
US average: 75.1%
8.1%
+2.4 ptssince 2009
from 5.7% in 2009
US average: 8.4%
Section 07

Work & employment

5.9%
−0.3 ptssince 2011
from 6.2% in 2011
US average: 5.4%
66.3%
−0.3 ptssince 2011
from 66.6% in 2011
US average: 63.4%
Women 20-64 in the labor force
74.8%
US average: 73.3%
55.3%
+13.1 ptssince 2009
from 42.2% in 2009
US average: 39.3%
Section 08

People & community

48.3%
−0.7 ptssince 2009
from 48.9% in 2009
51.7%
+0.7 ptssince 2009
from 51.1% in 2009
48.6%
+10.7 ptssince 2009
from 37.9% in 2009
US average: 13.5%
5.0%
−7.9 ptssince 2013
from 12.9% in 2013
US average: 8.8%
Computer in household
92.9%
US average: 91.9%
91.9%
US average: 86.2%
Marital status (2024)
Men 15+
Never married31.1%(2,433)
Married63%(4,928)
Widowed2.2%(173)
Divorced3.7%(289)
Women 15+
Never married28.8%(2,436)
Married56.5%(4,771)
Widowed6.5%(551)
Divorced8.1%(687)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

5.0%
−7.9 ptssince 2013
from 12.9% in 2013
US average: 8.8%
73.7%
US average: 55.4%
Direct-purchase
12.3%
US average: 13.7%
18.6%
US average: 17.6%
7.4%
US average: 20.0%
VA health care
0.5%
US average: 2.3%
Any private
82.2%
US average: 68.1%
Any public
23.0%
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)0%(0)
US avg: 20.6%
Gulf War (1990s)10.9%(48)
US avg: 21.4%
Vietnam era51%(224)
US avg: 35.2%
Korean War11.6%(51)
US avg: 7.6%
World War II4.6%(20)
US avg: 2.9%

Share of the 439 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.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Iselin, New Jersey?

Iselin, New Jersey has about 20,088 residents according to the 2020 American Community Survey.

What is the median household income in Iselin, New Jersey?

The typical household in Iselin, New Jersey earns about $101,386 a year. Half of households make more than that, and half make less.

Is Iselin, New Jersey expensive?

In Iselin, New Jersey, the median home is worth about $316,300, and the typical rent is about $1,826 a month.

How educated are people in Iselin, New Jersey?

About 50.1% of adults age 25 and over in Iselin, New Jersey hold a bachelor's degree or higher.

What is the poverty rate in Iselin, New Jersey?

About 5.5% of people in Iselin, New Jersey live below the federal poverty line.

Has Iselin, New Jersey grown since 1990?

Yes, Iselin, New Jersey has grown since 1990. The population has added about 3,947 residents, a change of about 24 percent over that period.

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

How we source and harmonize this data →