Montgomery County Paycheck Calculator
Montgomery County charges a 3.30% local income tax for 2026. A single filer earning $100,000 here takes home about $71,710 a year after federal, Maryland state, county, and FICA taxes. Here is the full breakdown by salary.
From the county seat in Rockville to Bethesda, Silver Spring, Germantown, every resident of Montgomery County pays the same 3.30% local income tax — Maryland sets the rate by county, not by city or ZIP code.
Take-home pay in Montgomery County by salary
Estimated 2026 take-home for a single filer living in Montgomery County, after federal income tax, Maryland state tax, the 3.30% local county tax, and FICA.
| Salary | Annual take-home | Monthly | Biweekly | Effective tax |
|---|---|---|---|---|
| $40,000 | $31,680 | $2,640 | $1,218 | 20.80% |
| $50,000 | $38,910 | $3,242 | $1,497 | 22.18% |
| $60,000 | $46,140 | $3,845 | $1,775 | 23.10% |
| $75,000 | $56,135 | $4,678 | $2,159 | 25.15% |
| $90,000 | $65,480 | $5,457 | $2,518 | 27.24% |
| $100,000 | $71,710 | $5,976 | $2,758 | 28.29% |
| $120,000 | $84,003 | $7,000 | $3,231 | 30.00% |
| $150,000 | $101,936 | $8,495 | $3,921 | 32.04% |
| $200,000 | $132,612 | $11,051 | $5,100 | 33.69% |
How Montgomery compares
At 3.30%, Montgomery County charges the highest local income tax rate Maryland allows. On a $100,000 salary that is about $981 less take-home per year than Maryland’s lowest-tax counties (2.25%).
Frequently asked questions
Montgomery County levies a local "piggyback" income tax of 3.30% on Maryland taxable income for the 2026 tax year, charged on top of Maryland state income tax (2%–5.75% for most earners) and federal income tax. Maryland's local rates range from 2.25% to 3.30% across its 24 jurisdictions.
A single filer earning $100,000 in Montgomery County takes home about $71,710 per year — roughly $2,758 per biweekly paycheck — after federal income tax, Maryland state tax, the 3.30% local county tax, and FICA (Social Security and Medicare).
Yes. At 3.30%, Montgomery County charges the highest local income tax rate Maryland allows. On a $100,000 salary that costs about $981 more per year than living in one of Maryland's lowest-tax counties (2.25%).
Yes. The 3.30% local "piggyback" income tax applies across all of Montgomery County, including Rockville, Bethesda, Silver Spring, Germantown — Maryland sets local income tax by county, not by city or ZIP code, so your take-home pay is the same anywhere in the county.
Compare Montgomery County to other Maryland counties
Maryland allows each county to set its own local income tax rate. This means your take-home pay will vary depending on where you live or work. Compare Montgomery County's 3.30% rate with other jurisdictions below.
- Baltimore City3.30% local →
- Dorchester County3.30% local →
- Kent County3.30% local →
- Allegany County3.20% local →
- Baltimore County County3.20% local →
- Caroline County3.20% local →
- Howard County3.20% local →
- Prince George's County3.20% local →
- Queen Anne's County3.20% local →
- Wicomico County3.20% local →
- Harford County3.10% local →
- Carroll County3.05% local →
- Charles County3.03% local →
- Calvert County3.00% local →
- Cecil County3.00% local →
- St. Mary's County3.00% local →
- Washington County3.00% local →
- Anne Arundel County2.80% local →
- Garrett County2.65% local →
- Frederick County2.60% local →
- Talbot County2.40% local →
- Somerset County2.25% local →
- Worcester County2.25% local →
Or browse take-home pay by salary: $50,000 after tax, $60,000 after tax, $75,000 after tax, $100,000 after tax, $120,000 after tax, $150,000 after tax.
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