Short answer: by median, the cheapest district is Zemun at $27–31 per m² per month (median $28). The single lowest rate is in New Belgrade, where value blocks in large business parks go down to $18 per m².
2026 prices by district
- Zemun — $27–31/m². Renovated townhouses; the most predictable budget.
- New Belgrade — $18–75/m², median $37. 77 of the city's 117 listings, up to Class A towers GTC 19 Avenue, Ušće Tower and Navigator II.
- Stari Grad — $28–55/m², median $35. You pay for the Knez Mihailova address.
For one to five people the cheapest private option is a small office up to 50 m² — 46 listings from $130 per month; a coworking desk is $130–314 per person, all inclusive. All 117 live listings: Belgrade office catalogue.