Maryland Estimated Tax Payments Calculator

2026 rules

Enter your expected income to see what to send Maryland and the IRS each quarter.

Your numbers

Filing status

Self-employment or business profit

W-2 wages

Other income (interest, dividends, gains, rental)

Maryland tax withheld from paychecks

Last year's Maryland tax (total on your return)

Leave at 0 to use this year's estimate only.

Federal tax withheld

Last year's federal tax (Form 1040 line 24)

Local income tax rate

Every Maryland county adds a local income tax, roughly 2.25% to 3.3%.

Result

Maryland quarterly payment$766

Projected federal tax (incl. SE tax)$17,147
Projected Maryland tax$3,405
Maryland amount to pay in estimates$3,065
Maryland payment 1 · Apr 15, 2026$766
Maryland payment 2 · Jun 15, 2026$766
Maryland payment 3 · Sep 15, 2026$766
Maryland payment 4 · Jan 15, 2027$766
Federal amount to pay in estimates$15,433
Federal payment · Apr 15, 2026$3,858
Federal payment · Jun 15, 2026$3,858
Federal payment · Sep 15, 2026$3,858
Federal payment · Jan 15, 2027$3,858
First payment, state and federal$4,624

Maryland at a glance

Due dates: Apr 15, 2026, Jun 15, 2026, Sep 15, 2026, Jan 15, 2027
Rates: Maryland taxes income at 10 rates from 2% to 6.50%.

Maryland tax brackets for 2026

Single (taxable income)
Rate	Taxable income
2%	$0 – $1,000
3%	$1,000 – $2,000
4%	$2,000 – $3,000
4.75%	$3,000 – $100,000
5%	$100,000 – $125,000
5.25%	$125,000 – $150,000
5.50%	$150,000 – $250,000
5.75%	$250,000 – $500,000
6.25%	$500,000 – $1,000,000
6.50%	over $1,000,000

Married filing jointly
Rate	Taxable income
2%	$0 – $1,000
3%	$1,000 – $2,000
4%	$2,000 – $3,000
4.75%	$3,000 – $150,000
5%	$150,000 – $175,000
5.25%	$175,000 – $225,000
5.50%	$225,000 – $300,000
5.75%	$300,000 – $600,000
6.25%	$600,000 – $1,200,000
6.50%	over $1,200,000

Questions

When are Maryland estimated tax payments due for 2026?

Apr 15, 2026, Jun 15, 2026, Sep 15, 2026, Jan 15, 2027.

How much do I need to pay to avoid a penalty?

This calculator uses the federal safe harbor: 90% of this year's tax, or 100% of last year's (110% if your AGI is over $150,000), less withholding. A few states use a different share of the current year's tax, so check the Maryland estimated-tax instructions too.