Contractor Calculator

Day Rate to Mortgage Calculator

See how lenders annualize your day rate and estimate your borrowing capacity.

Your Contract Details

£/day

You work via your own Ltd company or as self-employed

Weekly Income

£2,500

Est. Monthly

£10,825

How Lenders Annualize Day Rates

Lenders calculate your annual income by multiplying your day rate by working days. The number of weeks used varies:

  • 48 weeksStandard for contractor-friendly lenders (allows 4 weeks holiday)
  • 46 weeksMore conservative mainstream lenders (6 weeks off)
  • 52 weeksRarely used - assumes no time off

Borrowing Estimates

44 weeks/year

Very conservative approach

Annual Income

£110,000

Borrowing (4.5x)

£495,000

46 weeks/year

Conservative mainstream lenders

Annual Income

£115,000

Borrowing (4.5x)

£517,500

48 weeks/year

Standard contractor lender calculation

Standard

Annual Income

£120,000

Borrowing (4.5x)

£540,000

50 weeks/year

Generous lender interpretation

Annual Income

£125,000

Borrowing (4.5x)

£562,500

Compare Day Rates

£400/day£432,000
£500/day£540,000
£600/day£648,000
£750/day£810,000

Estimates based on typical lender income multiples. Actual borrowing depends on contract length, credit history, and other factors.

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