WACC Calculator

Weighted average cost of capital, with the capital-structure weights shown. Starting with example numbers — edit any field.

Cost of equity

Cost of debt

Tax rate

Market value of equity

Market value of debt

WACC

10.39%

WACC = (E/V × Re) + (D/V × Rd × (1 − Tax))

V = E + D = $1,000,000.00

E/V = $800,000.00 / $1,000,000.00 = 80.00%

D/V = $200,000.00 / $1,000,000.00 = 20.00%

Equity part = 80.00% × 12.00% = 9.600%

Debt part = 20.00% × 5.00% × (1 − 21%) = 0.790%

WACC = 9.600% + 0.790% = 10.390%