CensusEasy
CITY · 2000 CENSUS

Mountainside

New Jersey · 6,602 residents · 3.996 sq mi
Time machine
COMPARE TO
Compare
The short version

Mountainside is significantly wealthier than the US average, with a median household income of $97,195. Population has held roughly steady since 1990. 48% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value is $344,800. With a median age of 46.4, the population is older than the US median of 35.2. Households here earn about 76% more than the New Jersey median.

At a glance
Wealthier
above the US median
US median: $42,589
Older
median age 46.4
US median: 35.2
More educated
48% hold a bachelor's degree
US average: 24%
More affordable
home values down 8%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

6,602
−1%since 1990
from 6,657 in 1990
1990 – 2025
1,652 / sq mi
−1%since 1990
from 1,666 / sq mi in 1990
US average: 242
46.4
+6%since 1990
from 43.8 in 1990
US average: 35.2
Population, 19902024
6K7K7K7K7K1990201020202024Mountainside
20247K
1990201020202024
Section 02

Income & economy

$97,195
−1%inflation adjusted, since 1990
from $74,629 in 1990
US average: $42,589
1990 – 2024
$47,474
+40%since 1990
from $33,886 in 1990
US average: $21,522
3.0%
+1.7 ptssince 1990
from 1.2% in 1990
US average: 12.4%
Section 03

Housing

$344,800
−8%inflation adjusted, since 1990
from $285,900 in 1990
US average: $120,530
1990 – 2024
$950
−28%inflation adjusted, since 1990
from $1,001 in 1990
US average: $602
94.6%
−1.5 ptssince 1990
from 96.2% in 1990
5.4% rent
3.5
−7%since 1990
from 3.8 in 1990
1990 – 2024
RELATED:See current rent listings in Mountainside on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic96.9%(6,453)
Black0.4%(29)
Hispanic / Latino1.7%(115)
Asian2.5%(166)
Diversity Score11.4%(758)
2000
White, non-Hispanic92.6%(6,111)
Black0.9%(61)
Hispanic / Latino3%(199)
Asian2.7%(180)
Diversity Score16%(1,057)
16
+41%since 1990
from 11 in 1990
1990 – 2024
Section 05

Education

47.9%
+3.8 ptssince 1990
from 44.1% in 1990
US average: 24.4%
High school or higher
92.6%
+1.4 ptssince 1990
from 91.2% in 1990
US average: 80.3%
21.9%
+4.7 ptssince 1990
from 17.2% in 1990
US average: 8.8%
Section 06

Commute & transportation

20.8 min
−19%since 1990
from 25.7 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.

Drill deeper

Places similar to Mountainside

Head to head

Compare Mountainside to nearby cities

Frequently asked

How many people live in Mountainside, New Jersey?

Mountainside, New Jersey has about 6,602 residents according to the 2000 Census.

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

The typical household in Mountainside, New Jersey earns about $97,195 a year. Half of households make more than that, and half make less.

Is Mountainside, New Jersey expensive?

In Mountainside, New Jersey, the median home is worth about $344,800, and the typical rent is about $950 a month.

How educated are people in Mountainside, New Jersey?

About 47.9% of adults age 25 and over in Mountainside, New Jersey hold a bachelor's degree or higher.

What is the poverty rate in Mountainside, New Jersey?

About 3.0% of people in Mountainside, New Jersey live below the federal poverty line.

Has Mountainside, New Jersey grown since 1990?

Yes, Mountainside, New Jersey has shrunk since 1990. The population has lost about 55 residents, a change of about -1 percent over that period.

Keep going

Explore from here

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

How we source and harmonize this data →