Is Sparta, NJ 07871 a buyer’s or seller’s market?

The Sparta housing market right now

In the three months ending August 31, 2026, 61% of homes in Sparta, NJ 07871 sold above their list price, the typical home went under contract in 17 days and there were 2.3 months of supply. Under four months of supply means sellers have the edge: expect competition for well-priced homes. That’s based on 104 home sales.

Compared with the same period a year earlier, the share selling over asking rose from 59%, homes sold faster (24 days then) and the median sale price fell 5% to $648,719. Overall, Sparta is more competitive than a year ago, so tougher for buyers.

Within Sussex County, homes here sell faster than in 89% of the county’s ZIP codes, and sell more often over asking than in 61%. On our competition score, Sparta ranks #88 of 444 NJ ZIP codes with enough sales (score 90 out of 100).

Nearby, buyers who want less competition could look at Augusta 07822 (0% sold over asking) or Vernon 07462 (30% sold over asking), while Andover 07821 (71% sold over asking) and Stanhope 07874 (69% sold over asking) are even more competitive.