Cash in
| Deposit (30% of price; bridging loan for the rest) | £36,900 |
| Stamp Duty Land Tax (additional-home rates) | £6,150 |
| Legal fees | £1,800 |
| Survey | £600 |
| Bridging fee (2%) | £1,722 |
| Bridging interest (6 months at 0.85% a month) | £4,391 |
| Total cash in | £51,563 |
Stamp Duty Land Tax: £6,150
Additional-home rates, as checked in October 2026. Buying through a company, or replacing your main home, can change this. Stamp duty calculator
Sale
| Sale price | £154,000 |
| Selling costs | −£3,810 |
| Bridging loan repaid | −£86,100 |
| Cash in (above) | −£51,563 |
| Profit before tax | £12,527 |
Profit is 8.1% of the sale price. Many investors look for 15–20% to cover surprises. Profits are taxed as income or, through a company, corporation tax.
All figures are before income tax. Individual landlords cannot deduct mortgage interest in full (they get a 20% tax credit instead), so higher-rate taxpayers pay tax on more than their cash flow. This is a calculator, not financial advice. Read the guide