The Unshakable Investor

Unshakable ZIP Data 07856 | Mount Arlington, NJ Housing Market

Mount Arlington · Morris County · New York-Newark-Jersey City, NY-NJ-PA metro · New Jersey · Data updated June 19, 2026

The median sale price in ZIP 07856, Mount Arlington, New Jersey is $489,855 at $330 per square foot. 26 single-family homes sold in the latest period, up 71.6 percent from a year earlier. Homes sit a median of 19 days on market with 3.4 months of supply. Sellers are getting 102.8 percent of list price and 72.0 percent of homes sold above asking.

Balanced market.

Value anchors

MetricValueYear over year
Average single-family value$533,141
Average price per sq ft$359
Median sale price$489,855
Median sale price per sq ft$330
Median home size1,487 sq ft
Median new listing price$495,761+10.5%
National size rank13,074

Sales activity

MetricValueYear over year
Homes sold26+71.6%
Median days on market19 days
Months of supply3.4 months
New listings46+90.4%
Active listings56+79.7%
Pending sales30+44.8%

Pricing power

MetricValueYear over year
Average sale-to-list ratio102.8%+0.5 pts
Share sold above list72.0%+18.7 pts

Bedroom value anchors

Average values by bedroom count. Value anchors for orientation, not appraisals.

2-bedroom
$465,916
3-bedroom
$590,915
4-bedroom
$666,055

These figures describe the single-family market for Mount Arlington, New Jersey ZIP 07856. They are market context, not a substitute for sold comps or a formal appraisal.