Massachusetts Capital Gains Tax Calculator
Calculate your capital gains tax liability in Massachusetts. Massachusetts taxes capital gains at rates up to 9%, plus federal taxes.
Original purchase price
Renovations, additions — added to your basis
Agent commissions, closing costs, title & transfer fees
Total Tax
$43,800
21.9% effective rate
Capital Gain
$200,000
Tax Breakdown
Sale price minus selling costs and all taxes (before any mortgage payoff).
Federal
$33,800
MA State
$10,000
Effective Rate
21.9%
Massachusetts Capital Gains Tax
Massachusetts taxes most long-term capital gains at the flat 5% income rate. Short-term gains and long-term gains on collectibles are taxed at higher rates, and a 4% surtax applies to taxable income above roughly $1 million.
Long-term: 5% flat rate (collectibles 12%; +4% surtax on income over ~$1M)
Short-term: 8.5% (+4% surtax on income over ~$1M)
NIIT Applied
The 3.8% Net Investment Income Tax applies because your income exceeds $200,000.
Massachusetts Capital Gains Tax Details
Tax Treatment
Tax Type
Separate capital gains rate
Maximum Rate
9%
Available Exemptions
- Federal home-sale exclusion ($250K single / $500K married filing jointly) flows through to the Massachusetts return
- Selling costs and capital improvements reduce the taxable gain
Massachusetts Capital Gains Tax FAQ
Official References
- IRS Topic 409: Capital Gains and Losses
Federal capital gains tax guidance
- IRS Publication 523: Selling Your Home
$250K / $500K home-sale exclusion, basis adjustments, and selling expenses
This calculator provides estimates. Consult a tax professional for advice specific to your situation in Massachusetts.