???? Average Kitchen Renovation Cost Per Square Metre Sydney (2026) The average kitchen renovation cost per m² in Sydney sits around $2,500 to $4,500 depending on finishes ???? Detailed Cost Breakdown per m² Budget kitchen renovation: $1,800 – $2,500 per m² Mid-range kitchen renovation: $2,800 – $3,800 per m² Premium custom kitchens: $4