Real Estate Data > US real estate data > New Jersey > Union County > Mountainside

Mountainside, NJ Real Estate & Property Data

Mountainside Real Estate Market Trends

Last Updated: August 30, 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 94 residential properties have sold over the past year. With a median home price of $1,204,750 in Mountainside. 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

Get property data for any address in Mountainside, NJ or the country:

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) 36

% of Homes Seriously Underwater (Q3 2025) 0.95%

Total 2024 Residential Sales 87

% of Equity Rich Homes (Q3 2025) 55.39%

Effective 2024 Property Tax 1.21%

Total Foreclosure Filings (year-to-date) 1

Interested in Purchasing National or Mountainside, NJ 07092 Property Data?

Mountainside, NJ 07092 Real Estate Overview

There were 94 residential properties sold in the past year in Mountainside, NJ 07092. The median home value in Mountainside, NJ 07092 is $976,800. There are a total of 2,522 residential properties in the 07092.

Median Sales Price i

$1,204,750

(Jun 2025)

+54%

year-over-year

y-o-y

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
July '24 Jul '24 $930,000

Median Down Payment i

$348,750

(Jun 2025)

+65.8%

year-over-year

y-o-y

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
July '24 Jul '24 $189,700

Number of Homes Sold i

11

(Jun 2025)

year-over-year

y-o-y

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
July '24 Jul '24 13

Number of Purchase Loans i

8

(Jun 2025)

-11.1%

year-over-year

y-o-y

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
July '24 Jul '24 10

Number of REFI Loans i

5

(Jun 2025)

+66.7%

year-over-year

y-o-y

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
July '24 Jul '24 2

Number of HELOC Loans i

7

(Jun 2025)

year-over-year

y-o-y

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
July '24 Jul '24 10

Mountainside, NJ 07092 Real Estate Market Overview

Last 30 days

Street
Street
Street

1
2
3
4

Mountainside, NJ 07092 Foreclosure Activity

Total Foreclosure Filings i

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
July '24 Jul '24 N/A

Foreclosure Starts i

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
July '24 Jul '24 N/A

Nearby Cities

Interested in growing your business with Mountainside, NJ property data?

Contact Us Now!
Call (800) 692-2596 — or fill out this form and we’ll be in touch shortly.