Also See Mountainside, NJ: ZIP Codes & Maps
The Borough of Mountainside had a population of 7,062 as of July 1, 2022.
The primary coordinate point for Mountainside is located at latitude 40.6723 and longitude -74.3574 in Union County. The formal boundaries for the Borough of Mountainside encompass a land area of 4.01 sq. miles and a water area of 0.04 sq. miles. Union County is in the Eastern time zone (GMT -5). The elevation is 141 feet.
The Borough of Mountainside has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.
|Total Population||7,062 (100%)|
|Population in Households||6,832 (96.7%)|
|Population in Families||6,041 (85.5%)|
|Population in Group Quarters1||230 ( 3.3%)|
|Median Household Income||$161,894|
|Average Household Income||$219,434|
|% of Income for Mortgage4||21%|
|Per Capita Income||$74,663|
|Total HU (Housing Units)||2,564 (100%)|
|Owner Occupied HU||2,183 (85.1%)|
|Renter Occupied HU||218 ( 8.5%)|
|Vacant Housing Units||163 ( 6.4%)|
|Median Home Value||$644,686|
|Average Home Value||$685,742|
|Housing Affordability Index3||103|
|Average Household Size||2.85|
|Average Family Size||3.00|
GROWTH RATE / YEAR
|Median Household Income||1.57%|
|Per Capita Income||2.16%|
|Owner Occupied HU||0.10%|
The table below compares Mountainside to the other 701 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2022 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.
|Total Population||# 229||67th|
|Population Density||# 397||44th|
|Median Household Income||# 87||88th|
|Housing Affordability Index||# 318||45th|
|Per Capita Income||# 115||84th|
|Diversity Index||# 396||44th|
Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.
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