Budget $1200-1800/month. Rent: $500-800 (central), Food: $8-15/day, Transport: $50/month BTS. More expensive than Chiang Mai but still affordable.
Budget 30,000-40,000 THB/month comfortably. Rent: 15,000 THB (studio), Food: 300 THB/day, Coworking: 3,500 THB. Eating at local restaurants keeps costs low. Western food adds up quickly!