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CITY

Northfield

New Jersey · 8,496 residents (2025 est.) · 3.582 sq mi
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The short version

Northfield is significantly wealthier than the US average, with a median household income of $111,599. Population has held roughly steady since 2000. 48% of adults hold a bachelor's degree or higher. Median home value has more than doubled since 2000, reaching $316,200. Poverty is rare here, at 4.6% of residents. It ranks in the top 5% of US cities for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Older
median age 43.7
US median: 38.9
More educated
48% hold a bachelor's degree
US average: 36%
Less affordable
home values up 36%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

8,456
+9%since 2000
from 7,725 in 2000
1990 – 2025
2,361 / sq mi
+7%since 2009
from 2,209 / sq mi in 2009
US average: 281
43.7
+8%since 2000
from 40.4 in 2000
US average: 38.9

PEP 2025 EST:8,496 residents (Census Bureau Vintage 2025, released March 2026)

Population, 19902024
7K8K8K8K9K1990201020202024Northfield
20248K
1990201020202024
Age distribution, 2024
Under 54.7%(395)
US avg: 5.6%
5 to 95%(424)
US avg: 6%
10 to 145.4%(453)
US avg: 6.4%
15 to 195.9%(499)
US avg: 6.6%
20 to 246.2%(521)
US avg: 6.5%
25 to 3413.2%(1,116)
US avg: 13.7%
35 to 4410.6%(896)
US avg: 13.2%
45 to 5414.6%(1,232)
US avg: 12.2%
55 to 6415%(1,272)
US avg: 12.7%
65 to 749.2%(782)
US avg: 10.2%
75 to 847.8%(659)
US avg: 5.1%
85 and over2.4%(207)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$111,599
+8%inflation adjusted, since 2000
from $56,875 in 2000
US average: $82,259
1990 – 2024
$58,344
+133%since 2000
from $25,059 in 2000
US average: $44,673
Households earning $100K+
69.5%
+26.5 ptssince 2009
from 43.0% in 2009
US average: 53.3%
4.6%
−1.0 ptssince 2000
from 5.6% in 2000
US average: 12.5%
0.454
+27%since 2010
from 0.358 in 2010
US average: 0.476
Workforce by industry, 2024
Information7.9%
US avg: 10.8%
Wholesale trade7.2%
US avg: 6.9%
Other services5.7%
US avg: 6.7%
Finance & insurance4.8%
US avg: 5.9%
Professional, scientific, technical3.6%
US avg: 5.1%
Public administration3.4%
US avg: 4.8%
Retail trade3%
US avg: 9.9%
Transportation & warehousing1.5%
US avg: 2.2%
Education & health services1.2%
US avg: 0.9%
Arts, entertainment, food0.3%
US avg: 1.9%
Agriculture, forestry, fishing0.2%
US avg: 1.6%
Construction0.2%
US avg: 1.2%
Manufacturing0%
US avg: 0.4%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

$316,200
+36%inflation adjusted, since 2000
from $127,700 in 2000
US average: $376,019
1990 – 2024
$1,835
+29%inflation adjusted, since 2000
from $783 in 2000
US average: $1,442
88.3%
−4.0 ptssince 2000
from 92.3% in 2000
11.7% rent
4.4%
+2.9 ptssince 2009
from 1.5% in 2009
US average: 10.0%
20.6%
−22.9 ptssince 2009
from 43.5% in 2009
US average: 22.9%
33.6%
−36.3 ptssince 2009
from 69.9% in 2009
US average: 47.4%
2.8
−30%since 2009
from 4.0 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
53
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Northfield on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic89.8%(6,938)
Black2.3%(179)
Hispanic / Latino4.4%(338)
Asian2.5%(192)
Other0%
2024
White, non-Hispanic76.3%(6,450)
Black2.1%(180)
Hispanic / Latino9.5%(802)
Asian9%(758)
Other3.1%(266)
50
+70%since 2009
from 29 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Puerto Rican2.9%(248)
Dominican2.4%(207)
Peruvian1.7%(146)
Colombian0.7%(59)
Mexican0.5%(42)
Honduran0.5%(39)
Guatemalan0.3%(25)
Chilean0.2%(20)
Asian origin
Chinese3.7%(309)
Bangladeshi2.8%(233)
Asian Indian1.2%(104)
Filipino0.8%(70)
Korean0.4%(30)
Japanese0.1%(12)
Ancestry
Italian25.9%(2,193)
Irish20.2%(1,706)
German16.1%(1,365)
English9.3%(786)
Polish3.6%(304)
American3.6%(303)
French1.6%(138)
Scottish1.4%(117)
Russian1%(83)
Bulgarian0.9%(73)
Greek0.8%(68)
Portuguese0.8%(67)
+ 25 more ancestry groups with data
Hungarian0.7%(63)
Arab0.7%(61)
Scotch-Irish0.7%(58)
Slovak0.6%(51)
Dutch0.6%(47)
Welsh0.5%(45)
Danish0.4%(38)
Ukrainian0.4%(36)
Finnish0.3%(28)
Lithuanian0.3%(27)
Egyptian0.3%(26)
Jordanian0.3%(25)
British0.3%(25)
Czech0.3%(24)
Swedish0.3%(23)
Swiss0.2%(21)
Latvian0.1%(12)
Canadian0.1%(11)
Nigerian0.1%(11)
Norwegian0.1%(7)
Iranian0.1%(6)
Austrian0.1%(5)
RANKED:Largest Italian population · Largest Irish population · Largest German population · Largest English population · Largest Chinese population
Section 05

Education

48.3%
+25.9 ptssince 2000
from 22.5% in 2000
US average: 35.6%
High school or higher
94.3%
+6.9 ptssince 2000
from 87.5% in 2000
US average: 89.6%
17.7%
+12.7 ptssince 2000
from 5.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

21.8 min
+75%since 2000
from 12.5 min in 2000
US average: 26.5
80.4%
−6.0 ptssince 2009
from 86.4% in 2009
US average: 68.9%
3.4%
−3.6 ptssince 2009
from 7.0% in 2009
US average: 8.5%
1.0%
+0.3 ptssince 2009
from 0.7% in 2009
US average: 3.2%
9.5%
+5.5 ptssince 2009
from 4.0% in 2009
US average: 15.0%
0.5%
−0.6 ptssince 2009
from 1.1% in 2009
US average: 2.4%
0.2%
+0.2 ptssince 2009
from 0.0% in 2009
US average: 0.4%
1.2%
−2.3 ptssince 2009
from 3.5% in 2009
US average: 8.3%
Section 07

Work & employment

3.9%
−4.6 ptssince 2011
from 8.5% in 2011
US average: 5.2%
66.8%
−2.9 ptssince 2011
from 69.7% in 2011
US average: 63.5%
24.3%
+9.5 ptssince 2009
from 14.8% in 2009
US average: 13.1%
46.9%
−15.4 ptssince 2009
from 62.3% in 2009
US average: 42.5%
Section 08

People & community

49.1%
−0.2 ptssince 2009
from 49.3% in 2009
50.9%
+0.2 ptssince 2009
from 50.7% in 2009
12.9%
+3.7 ptssince 2009
from 9.2% in 2009
US average: 14.1%
5.5%
−41.3 ptssince 2009
from 46.7% in 2009
US average: 6.2%
12.5%
+4.0 ptssince 2012
from 8.5% in 2012
US average: 13.3%
2.5%
−90.4 ptssince 2013
from 92.9% in 2013
US average: 8.4%
94.0%
+9.9 ptssince 2017
from 84.1% in 2017
US average: 91.0%
82.2%
+0.9 ptssince 2016
from 81.3% in 2016
US average: 77.7%
5.0%
−3.7 ptssince 2016
from 8.8% in 2016
US average: 13.6%
Marital status
Men 15+
Never married37.1%(1,346)
Married52.5%(1,906)
Widowed1.2%(43)
Divorced9.2%(335)
Women 15+
Never married20.1%(715)
Married53.3%(1,893)
Widowed10.6%(378)
Divorced16%(568)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Northfield, New Jersey?

Northfield, New Jersey has about 8,456 residents according to the 2024 American Community Survey.

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

The typical household in Northfield, New Jersey earns about $111,599 a year. Half of households make more than that, and half make less.

Is Northfield, New Jersey expensive?

In Northfield, New Jersey, the median home is worth about $316,200, and the typical rent is about $1,835 a month.

How educated are people in Northfield, New Jersey?

About 48.3% of adults age 25 and over in Northfield, New Jersey hold a bachelor's degree or higher.

What is the poverty rate in Northfield, New Jersey?

About 4.6% of people in Northfield, New Jersey live below the federal poverty line.

Has Northfield, New Jersey grown since 1990?

Yes, Northfield, New Jersey has grown since 1990. The population has added about 1,151 residents, a change of about 16 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 →