What's the average rent in Mountainside, NJ?
Rental Market Trends in Mountainside, NJ
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SOURCE: TRULIA DATA
Rental market highlights
As of August 2026, the average rent in Mountainside, NJ is $5,800 per month, which is 195% higher than the national average rent of $1,965 per month.
AVERAGE RENT
$5,800
52.6%$2,000 increase month-over-month
36.5%$1,550 increase year-over-year
AVAILABLE RENTALS
3
APARTMENTS
HOUSES
TOWNHOUSES
Average rent by number of bedrooms
| Floor plan type | Average rent |
|---|---|
| 1 Bedroom | — |
| 2 Bedrooms | — |
| 3 Bedrooms | $3,500 |
| 4 Bedrooms | $9,000 |
| All | $5,800 |
As of August 2026, the average rent for a 3 bedroom rental in Mountainside, NJ is $3,500 per month, followed by $9,000 for a 4 bedroom rental.
| Floor plan type | Average rent |
|---|---|
| 1 Bedroom | — |
| 2 Bedrooms | — |
| 3 Bedrooms | $3,500 |
| 4 Bedrooms | $9,000 |
| All | $5,800 |
As of August 2026, the average rent for a 3 bedroom house in Mountainside, NJ is $3,500 per month, followed by $9,000 for a 4 bedroom house.
Average rent trends and rent ranges
Average rent price over time
In the past year, rent has decreased by -6% compared to the previous year, which is a $250 decrease.
This year (2026)
Last year (2025)
Rent distribution
40% of rentals have rent of $3,000-$3,799/month
Rental price range
The price range for rentals is $3,500 to $9,000.
