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Mountainside, NJ Real Estate & Property Data

Mountainside Real Estate Market Trends

Last Updated: October 04, 2025

Accurate and comprehensive real estate data is critical for insight into Mountainside, NJ 07092. ATTOM’s Mountainside real estate data is updated daily, and current market trends show that in Mountainside, NJ a total of 88 residential properties have sold over the past year. With a median home price of $1,150,000 in Mountainside and a total of 1 foreclosures. Get detailed property data for Mountainside, NJ instantly. ATTOM is your one-stop-shop for the Mountainside property reports and real estate data you need in Mountainside, NJ.

Mountainside Real Estate Market Trends

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Total Residential Properties 2,522

Total Commercial Properties 111

Avg. Home Age (Single Family Home) 65 Years

Avg. Square Feet (Single Family Home) 2,464

Total 2025 Residential Sales (year-to-date) 41

% of Homes Seriously Underwater (Q4 2025) 0.71%

Total 2024 Residential Sales 87

% of Equity Rich Homes (Q4 2025) 59.99%

Effective 2024 Property Tax 1.09%

Total Foreclosure Filings (year-to-date) 2

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Mountainside, NJ 07092 Real Estate Overview

There were 88 residential properties sold in the past year in Mountainside, NJ 07092. The median home value in Mountainside, NJ 07092 is $1,099,000. There are a total of 2,522 residential properties in the 07092.

Median Sales Price i

$1,150,000

(Jul 2025)

+23.7%

year-over-year

y-o-y

July '25 Jul '25 $1,150,000
June '25 Jun '25 $1,204,750
May '25 May '25 $980,000
April '25 Apr '25 $1,057,500
March '25 Mar '25 N/A
February '25 Feb '25 $1,025,000
January '25 Jan '25 $1,095,000
December '24 Dec '24 $945,000
November '24 Nov '24 $872,000
October '24 Oct '24 $732,500
September '24 Sep '24 $812,500
August '24 Aug '24 $1,270,000

Median Down Payment i

$450,000

(Jul 2025)

+137.2%

year-over-year

y-o-y

July '25 Jul '25 $450,000
June '25 Jun '25 $348,750
May '25 May '25 $248,750
April '25 Apr '25 $260,500
March '25 Mar '25 N/A
February '25 Feb '25 $250,000
January '25 Jan '25 $343,750
December '24 Dec '24 $350,000
November '24 Nov '24 $120,000
October '24 Oct '24 $129,066
September '24 Sep '24 $206,250
August '24 Aug '24 $290,000

Number of Homes Sold i

5

(Jul 2025)

-61.5%

year-over-year

y-o-y

July '25 Jul '25 5
June '25 Jun '25 11
May '25 May '25 6
April '25 Apr '25 7
March '25 Mar '25 N/A
February '25 Feb '25 8
January '25 Jan '25 4
December '24 Dec '24 7
November '24 Nov '24 5
October '24 Oct '24 6
September '24 Sep '24 8
August '24 Aug '24 8

Number of Purchase Loans i

3

(Jul 2025)

-70%

year-over-year

y-o-y

July '25 Jul '25 3
June '25 Jun '25 8
May '25 May '25 4
April '25 Apr '25 6
March '25 Mar '25 N/A
February '25 Feb '25 8
January '25 Jan '25 2
December '24 Dec '24 8
November '24 Nov '24 5
October '24 Oct '24 6
September '24 Sep '24 5
August '24 Aug '24 7

Number of REFI Loans i

July '25 Jul '25 N/A
June '25 Jun '25 5
May '25 May '25 2
April '25 Apr '25 4
March '25 Mar '25 4
February '25 Feb '25 5
January '25 Jan '25 3
December '24 Dec '24 20
November '24 Nov '24 4
October '24 Oct '24 1
September '24 Sep '24 1
August '24 Aug '24 2

Number of HELOC Loans i

8

(Jul 2025)

-20%

year-over-year

y-o-y

July '25 Jul '25 8
June '25 Jun '25 7
May '25 May '25 7
April '25 Apr '25 2
March '25 Mar '25 3
February '25 Feb '25 2
January '25 Jan '25 8
December '24 Dec '24 5
November '24 Nov '24 4
October '24 Oct '24 7
September '24 Sep '24 11
August '24 Aug '24 4

Mountainside, NJ 07092 Real Estate Market Overview

Last 30 days

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Street

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Mountainside, NJ 07092 Foreclosure Activity

There were a total of 1 Mountainside, NJ 07092 properties with a foreclosure filing in July 2025.

Total Foreclosure Filings i

1

(Jul 2025)

July '25 Jul '25 1
June '25 Jun '25 N/A
May '25 May '25 1
April '25 Apr '25 N/A
March '25 Mar '25 N/A
February '25 Feb '25 N/A
January '25 Jan '25 N/A
December '24 Dec '24 N/A
November '24 Nov '24 N/A
October '24 Oct '24 N/A
September '24 Sep '24 N/A
August '24 Aug '24 N/A

Foreclosure Starts i

1

(Jul 2025)

July '25 Jul '25 1
June '25 Jun '25 N/A
May '25 May '25 N/A
April '25 Apr '25 N/A
March '25 Mar '25 N/A
February '25 Feb '25 N/A
January '25 Jan '25 N/A
December '24 Dec '24 N/A
November '24 Nov '24 N/A
October '24 Oct '24 N/A
September '24 Sep '24 N/A
August '24 Aug '24 N/A

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