Is Princeton, NJ 08540 a buyer’s or seller’s market?

The Princeton housing market right now

In the three months ending August 31, 2026, 46% of homes in Princeton, NJ 08540 sold above their list price, the typical home went under contract in 43 days and there were 3.4 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 165 home sales.

Compared with the same period a year earlier, the share selling over asking fell from 49%, homes sold more slowly (38 days then) and the median sale price rose 7% to $1,039,050. Overall, Princeton is less competitive than a year ago, which gives buyers more room.

Within Mercer County, homes here sell more slowly than in 63% of the county’s ZIP codes, and sell less often over asking than in 58%. On our competition score, Princeton ranks #281 of 444 NJ ZIP codes with enough sales (score 71 out of 100).

Nearby, buyers who want less competition could look at Trenton 08608 (0% sold over asking) or Titusville 08560 (18% sold over asking), while Princeton 08542 (64% sold over asking) and Trenton 08620 (59% sold over asking) are even more competitive.