2024 Mileage Deduction Rate Calculator. Mileage rate increases to 67 cents a mile, up 1.5 cents from 2023. The irs increased the optional standard mileage rate used to calculate the deductible costs of operating a vehicle for business to 67 cents per mile driven, up 1.5.

You can use this mileage reimbursement calculator to determine the deductible costs associated with running a vehicle for medical, charitable, business, or moving. Washington — the internal revenue service.