Vacant land for online auction. This 4.77 ± acre tract has a mobile home and storage, both in poor condition, electric, water, and septic. Monte Alto is located approximately 12 miles from Edinburg, TX. To be offered at a US Treasury Dept. Online Auction Wed. 12/12 at 9am CT. Inspect: Sun 12/2 and 12/9 from 1-4Pm.