UK Cost of Living Calculator 2026

Enter your rent, bills, transport, groceries, and key lifestyle costs to estimate a realistic monthly budget in GBP. Because costs fluctuate, test low, base, and high scenarios to make your cash-flow needs clear.

The biggest is focusing only on rent and ignoring utilities, commuting, council tax, and subscriptions. Another is forgetting irregular expenses like car repairs, annual insurance, and travel. Including everything gives an honest total.

ONS data and inflation measures like CPI are commonly used to understand how costs change across the UK. You can apply inflation-style assumptions to your personal budget here, but it isn't an official ONS tool and doesn't provide certified inflation rates.

Rate changes can influence mortgage payments, borrowing costs, and sometimes rent pressures. The calculator doesn't forecast rates, but it helps you plan with buffers for rising costs — updating your plan yearly keeps your budget realistic.

If you send money home, exchange rate movements change how much support your GBP income provides abroad. Budget safely in the UK first before committing to remittance amounts, and keep a buffer for FX volatility and transfer fees.