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Property Flip Profit Calculator

Calculate your net profit after property renovation. Includes all hidden costs: stamp duty, agent fees, bridging loan interest, and CGT.

Typical: 1% - 2% + VAT

Property Flipping in the UK

Property flipping involves buying a property, renovating it, and selling it for a profit. In the UK, successful flips typically require 20%+ ROI to account for risks, holding costs, and market uncertainty.

Realistic Flip Timelines

Most UK property flips take 6-12 months from purchase to sale. Timeline depends on:

  • Extent of renovations required
  • Property type and size
  • Current market conditions
  • Estate agent marketing time

Hidden Costs Most Flippers Miss

  • Stamp duty — 3% surcharge on additional properties
  • Capital Gains Tax — 18% or 24% on profit (minus £3,000 exempt amount)
  • Interest on bridging finance — 0.5-1.5% per month adds up fast
  • Utility bills — during renovation when property may be empty
  • Insurance — buildings insurance during renovation
  • Marketing costs — EPC, floorplans, photography

Important: The 2024-25 CGT allowance is £3,000 (reduced from £12,300). This significantly increases your tax liability on property flips. Factor this into your ROI calculations.

Target ROI for Profitable Flips

Experienced property flippers target 20-30% ROI to account for:

  • Market risk (property may not sell at target price)
  • Renovation cost overruns (budget 20% contingency)
  • Longer holding periods than expected
  • Interest rate changes on bridging finance

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Not financial advice. Stamp duty rates and CGT rates are subject to change. Always verify with a qualified tax adviser or solicitor.