Is South Plainfield, NJ 07080 a buyer’s or seller’s market?

The South Plainfield housing market right now

In the three months ending August 31, 2026, 66% of homes in South Plainfield, NJ 07080 sold above their list price, the typical home went under contract in 65 days and there were 3.6 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 55 home sales.

Compared with the same period a year earlier, the share selling over asking fell from 73%, homes sold more slowly (52 days then) and the median sale price rose 2% to $607,443. Overall, South Plainfield is less competitive than a year ago, which gives buyers more room.

Within Middlesex County, homes here sell more slowly than in 60% of the county’s ZIP codes, and sell more often over asking than in 74%. On our competition score, South Plainfield ranks #288 of 444 NJ ZIP codes with enough sales (score 70 out of 100).

Nearby, buyers who want less competition could look at Plainsboro 08536 (26% sold over asking) or Monroe Township 08831 (35% sold over asking), while Sewaren 07077 (100% sold over asking) and Middlesex 08846 (87% sold over asking) are even more competitive.