MACRS Depreciation Calculator
Calculate tax depreciation using official IRS MACRS percentage tables. See your year-by-year depreciation schedule, accumulated depreciation, and remaining book value.
Depreciation Schedule
Year-by-Year Breakdown
| Year | MACRS Rate | Depreciation | Accumulated | Book Value |
|---|---|---|---|---|
| 1 | 14.29% | $14,290.00 | $14,290.00 | $85,710.00 |
| 2 | 24.49% | $24,490.00 | $38,780.00 | $61,220.00 |
| 3 | 17.49% | $17,490.00 | $56,270.00 | $43,730.00 |
| 4 | 12.49% | $12,490.00 | $68,760.00 | $31,240.00 |
| 5 | 8.93% | $8,930.00 | $77,690.00 | $22,310.00 |
| 6 | 8.92% | $8,920.00 | $86,610.00 | $13,390.00 |
| 7 | 8.93% | $8,930.00 | $95,540.00 | $4,460.00 |
| 8 | 4.46% | $4,460.00 | $100,000.00 | $0.00 |
About This Tool
The MACRS Depreciation Calculator helps businesses and tax professionals quickly determine the year-by-year depreciation deductions allowed under the Modified Accelerated Cost Recovery System. MACRS is the primary depreciation method required by the IRS for tangible property placed in service after 1986.
How MACRS Works
MACRS uses a combination of the declining balance method and the straight-line method to calculate depreciation. The system assigns each asset to a property class with a specific recovery period, then applies predetermined percentage rates from IRS tables to the original cost basis each year. The rates already account for the switch from declining balance to straight-line at the optimal point.
Recovery Period Classes
The IRS assigns different types of property to specific recovery period classes. Understanding which class your asset falls into is crucial for accurate depreciation:
- 3-Year Property: Tractor units, certain manufacturing tools, qualified rent-to-own property, and some horses.
- 5-Year Property: Automobiles, trucks, computers, office equipment, appliances, carpeting, and furniture used in rental property, and certain manufacturing equipment.
- 7-Year Property: Office furniture and fixtures, agricultural machinery, railroad track, and any property that does not have a class life and is not otherwise classified.
- 10-Year Property: Vessels, barges, tugs, fruit-bearing trees and vines, and single-purpose agricultural or horticultural structures.
- 15-Year Property: Land improvements (fences, roads, bridges, landscaping), gasoline station convenience stores, municipal wastewater treatment plants, and certain pipelines.
- 20-Year Property: Farm buildings (not including single-purpose structures), municipal sewers not classified as 25-year, and railroad grading and tunnel bores.
Half-Year vs. Mid-Quarter Convention
The half-year convention is the default for most personal property. It assumes all assets placed in service during the year were acquired at the midpoint, giving you half a year of depreciation in both the first and last years. However, if more than 40% of all depreciable personal property acquired during the year is placed in service in the last quarter, you must use the mid-quarter convention instead.
Bonus Depreciation and Section 179
While this calculator focuses on standard MACRS rates, businesses should be aware that bonus depreciation may allow 60% (for 2026) first-year expensing of qualifying assets, and Section 179 allows expensing up to $1,220,000 (2024 limit, adjusted annually) of qualifying property in the year it is placed in service. These provisions can significantly accelerate depreciation deductions beyond what standard MACRS tables show.
Tax Planning Considerations
Depreciation timing affects cash flow and tax liability. Accelerated depreciation methods like MACRS front-load deductions, providing larger tax savings in earlier years. This is valuable because a dollar saved in taxes today is worth more than a dollar saved in the future due to the time value of money. Businesses should consider their current and projected tax rates when making depreciation elections.