Is Mount Arlington, NJ 07856 a buyer’s or seller’s market?

The Mount Arlington housing market right now

In the three months ending August 31, 2026, 59% of homes in Mount Arlington, NJ 07856 sold above their list price, the typical home went under contract in 25 days and there were 1.2 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 33 home sales.

Compared with the same period a year earlier, the share selling over asking was about the same (58% then), homes sold more slowly (21 days then) and the median sale price rose 8% to $484,740. Overall, Mount Arlington is about as competitive as it was a year ago.

Within Morris County, homes here sell more slowly than in 83% of the county’s ZIP codes, and sell less often over asking than in 65%. On our competition score, Mount Arlington ranks #82 of 444 NJ ZIP codes with enough sales (score 90 out of 100).

Nearby, buyers who want less competition could look at Hibernia 07842 (0% sold over asking) or New Vernon 07976 (20% sold over asking), while Kenvil 07847 (100% sold over asking) and Mount Tabor 07878 (100% sold over asking) are even more competitive.