Mountainside borough, New Jersey
CityPopulation: 6,967 (2023 estimate)
Located in New Jersey , New Jersey
Census Bureau data for Mountainside borough from the American Community Survey. "Cities" in Census data include incorporated places, towns, villages, and census-designated places (CDPs) — all places where the Census collects community-level estimates.
Data: U.S. Census Bureau, ACS 5-Year Estimates, 2023 (released December 2024).
Quick Facts — Mountainside borough
- What is the median household income in Mountainside borough?
- The median household income in Mountainside borough is $210,100 (U.S. Census Bureau ACS 5-Year Estimates, 2023).
- What is the poverty rate in Mountainside borough?
- The poverty rate in Mountainside borough is 3.0% (U.S. Census Bureau ACS 2023).
- What is the median home value in Mountainside borough?
- $755,600 (U.S. Census Bureau ACS 2023).
- What is the average rent in Mountainside borough?
- The median gross rent in Mountainside borough is $3,501 per month (U.S. Census Bureau ACS 2023).
- What percentage of Mountainside borough residents have a college degree?
- 66.2% of adults in Mountainside borough hold a bachelor's degree or higher (U.S. Census Bureau ACS 2023).
Population
6,967
Median Income
$210,100
Median Home Value
$755,600
Poverty Rate
3.0%
Unemployment (ACS 2023)
2.1%
Median Age
48.0 yrs
Since 2019
Median Income:
+$91,100 (+76.6%)
Home Value:
+$129,500 (+20.7%)
Poverty Rate:
+2.3 pp (+328.6%)
Bachelor's+:
+12.4 pp (+23%)
Unemployment:
-2.6 pp (-55.3%)
Demographics
Total Population
6,967
Median Age
48.0
Female
51.6%
Race & Ethnicity
Hispanic or Latino 13.6%
White (non-Hisp.) 72.7%
Black 1.1%
Asian 12.3%
Two or More 11.2%
Asian Subgroups (% of total pop.)
Chinese
8.8%
Filipino
1.4%
Indian
0.4%
Korean
0.3%
Japanese
0.2%
Hispanic Subgroups (% of total pop.)
Cuban
3.9%
Puerto Rican
0.3%
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023
Income & Poverty
Median Household Income
$210,100
±$61,280
+$109,050 vs. state
Per Capita Income
$238,754
Median Family Income
$226,389
Poverty Rate
3.0%
-4.0 pp vs. state
Child Poverty Rate
0.0%
Working-Age Poverty Rate
—
SNAP Recipients
0.9%
Social Security Income
—
Retirement Income
33.6%
Household Income Distribution
< $10k
1.7%
$10–15k
0.8%
$15–25k
0.7%
$25–35k
0.9%
$35–50k
2.7%
$50–75k
11.7%
$75–100k
9.2%
$100–150k
15.8%
$150–200k
3.2%
$200k+
53.3%
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023
Housing
Total Housing Units
2,616
Owner-Occupied
86.9%
Renter-Occupied
13.1%
Vacancy Rate
2.9%
Median Home Value
$755,600
+$328,000 vs. state
Median Gross Rent
$3,501
Owner Cost Burden (30%+)
20.3%
Renter Cost Burden (30%+)
70.1%
Home Value Distribution
< $50k
0.7%
$50–100k
1.4%
$200–300k
1.0%
$300–500k
2.3%
$500k–$1M
84.2%
$1M+
10.5%
Gross Rent Distribution
$1.5–2k
5.4%
$2–2.5k
6.6%
$2.5–3.5k
11.7%
$3.5k+
76.3%
Vehicle Availability
No vehicle
2.3%
1 vehicle
13.0%
2 vehicles
67.3%
3+
17.4%
Housing Type
Single-fam. det.
96.9%
Single-fam. att.
1.4%
2–4 units
0.8%
Housing Age
Pre-1940
2.9%
1940–1969
9.1%
1970–1999
2.2%
2000–2009
5.2%
2010+
2.9%
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023
Education
High School or Higher
96.5%
Bachelor's or Higher
66.2%
+23.3 pp vs. state
Graduate Degree
36.9%
Some College / Associate
12.2%
Less Than High School
3.1%
Enrolled in School
—
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023
Employment
Labor Force Participation
59.8%
Unemployment Rate
2.1%
-4.1 pp vs. state
Work from Home
24.6%
Self-Employed
4.5%
Government Workers
17.2%
Private For-Profit
78.3%
Industry
Edu/Health
18.9%
Finance
18.0%
Prof. Services
15.4%
Manufacturing
11.0%
Arts/Entmt.
7.5%
Public Admin
6.8%
Wholesale
5.2%
Construction
4.5%
Transportation
3.2%
Retail
3.0%
Information
1.7%
Occupation
Management
61.4%
Sales
23.4%
Production
5.4%
Construction
5.1%
Food Prep
4.6%
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023
Commute
Median Travel Time
38.9 min
Drove Alone
52.7%
Carpool
9.1%
Public Transit
11.9%
Work from Home
24.6%
Walked
1.7%
Bicycle
—
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023
Households & Families
Total Households
2,540
Avg. Household Size
2.00
Avg. Family Size
—
Married-Couple Households
77.2%
Single-Mother Households
—
Single-Father Households
—
Living Alone
—
Households with Children
36.1%
Multigenerational
—
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023
Age Distribution
Under 5
8.6%
5–9
5.5%
10–14
4.8%
15–19
6.4%
20–24
2.8%
25–34
2.5%
35–44
16.1%
45–54
12.2%
55–64
9.7%
65–74
7.8%
75–84
14.2%
85+
7.1%
Under 18: 24.3%
Working age (18–64): 75.7%
65 and over: 23.6%
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023
Social Characteristics
Immigration
Foreign Born
18.5%
Naturalized Citizen
54.7%
Speaks English Less Than Very Well
8.1%
Foreign-Born Origin
Europe
44.8%
Asia
35.1%
Latin America
20.1%
Veterans & Disability
Veteran
6.0%
With a Disability
9.8%
Cognitive Difficulty
—
Ambulatory Difficulty
—
Health Insurance
Insured
97.6%
Uninsured
2.4%
Employer Insurance
—
Medicaid
—
Medicare
—
Technology & Mobility
Broadband Internet
99.2%
Has a Computer
100.0%
Same House 1 Year Ago
83.8%
Moved from Abroad
2.5%
Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023