Unshakable ZIP Data 78357 | San Diego, TX Housing Market
San Diego · Duval County · Alice, TX metro · Texas · Data updated June 19, 2026
The median sale price in ZIP 78357, San Diego, Texas is $157,453 at $70 per square foot. 2 single-family homes sold in the latest period, down 31.4 percent from a year earlier. Homes sit a median of 224 days on market with 8.0 months of supply. Sellers are getting 84.7 percent of list price and 0.0 percent of homes sold above asking.
Buyer leverage market. Negotiate hard.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $85,067 | |
| Average price per sq ft | $38 | |
| Median sale price | $157,453 | |
| Median sale price per sq ft | $70 | |
| Median home size | 2,245 sq ft | |
| Median new listing price | $118,983 | +15.0% |
| National size rank | 20,383 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 2 | -31.4% |
| Median days on market | 224 days | |
| Months of supply | 8.0 months | |
| New listings | 1 | -66.2% |
| Active listings | 6 | -32.5% |
| Pending sales | 2 | -32.4% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 84.7% | -6.8 pts |
| Share sold above list | 0.0% | 0.0 pts |
These figures describe the single-family market for San Diego, Texas ZIP 78357. They are market context, not a substitute for sold comps or a formal appraisal.