Mountainside Boro Real Estate

340 Central Ave

$979,000

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Most Expensive

151 Wild Hedge Ln

$3,600,000

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Least Expensive

Mountainside Boro Listings Summary

Mountainside Boro - Town vs. County Stats

Avg Price in Mountainside Boro: $1,414,300 / County Avg $753,400

188%

Avg Taxes in Mountainside Boro: $13,900 / County Avg $28,100

49%

Avg Sq. Ft. in Mountainside Boro: 3,208 / County Avg 2,934

109%

Avg Price per/sqft in Mountainside Boro:$441 / County Avg $257

172%

Avg Year Built in Mountainside Boro: 1969 / County Avg 1956

101%

Avg Days on Website in Mountainside Boro: 17 / County Avg 53

32%

Mountainside Boro Real Estate Market Health

New Listings

Reductions

Foreclosures

Short Sales

Areas in Mountainside Boro NJ
Mountainside Boro

Berkshire Hathaway HomeServices Jordan Baris Realty - South Orange

203 Irvington Avenue
South Orange, NJ 07079

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The data relating to real estate for sale on this website comes in part from the IDX Program of Garden State Multiple Listing Service, L.L.C. and Berkshire Hathaway HomeServices Jordan Baris Realty - South Orange. Real estate listings held by other brokerage firms are marked as IDX listing. Information deemed reliable but not guaranteed. Copyright © 2026 Garden State Multiple Listing Service, L.L.C. All rights reserved. This information is being provided for Consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties Consumers may be interested in purchasing The dissemination of listings on the website does not constitute the consent required by N.J.A.C. 11.5.6.1 (n) for the advertisement of listings exclusively for sale by another broker. Any such consent must be obtained in writing from the listing broker. Show More...