Current Theresa median home price: $299,156
| Date | Average price (≈) | Minimum price (⇓) | Maximum price (⇑) |
|---|---|---|---|
| 2025 September | $337,481 | $303,733 | $371,229 |
| 2025 October | $340,389 | $306,350 | $374,428 |
| 2025 November | $343,322 | $308,990 | $377,654 |
| 2025 December | $346,280 | $311,652 | $380,908 |