A 2-room house of 80 m2 is for sale in Subotica, located in a quiet location with a plot of 300m2. The price is 30,000 EUR.
The property is freehold. You can easily get a residence permit in Serbia for owning a property and you can bring your family along. Serbia is an EU candidate county and expected to join the Union by 2025 so you could become an EU resident with this move. Assistance in applying for residency can be arranged.