New Mexico Bonus Tax Calculator (2026)
New Mexico withholds 5.9% state income tax on bonuses, on top of the federal 22% and 7.65% FICA.
New Mexico rules for bonuses
Flat rate when federal uses 22%. Published rates: 5.9% for supplemental wages / fringe benefits when federal uses a flat percent.
- Use the same method as federal
- Separately paid bonus: Department recommends Table 8 (daily/miscellaneous) otherwise
If the federal withholding is calculated using a flat percent, a flat 5.9% of the supplemental wage or fringe benefit amount should be withheld for state tax purposes. (FYI-104, Rev. 11/2025)
Local taxes: None
Take-home bonus by amount
| Bonus | Federal (22%) | FICA | State | Take-home |
|---|---|---|---|---|
| $1,000 | $220 | $77 | $59 | $645 |
| $2,500 | $550 | $191 | $148 | $1,611 |
| $5,000 | $1,100 | $383 | $295 | $3,223 |
| $10,000 | $2,200 | $765 | $590 | $6,445 |
| $20,000 | $4,400 | $1,530 | $1,180 | $12,890 |
| $50,000 | $11,000 | $3,825 | $2,950 | $32,225 |
Sources
Frequently asked questions
What is the bonus tax rate in New Mexico?
New Mexico withholds 5.9% on bonuses, on top of the federal 22% and 7.65% FICA.
How much of a $10,000 bonus do I keep in New Mexico?
About $6,445 for a single filer earning $85,000: $2,200 federal, $765 Social Security and Medicare and $590 state.
Will I get some of the bonus tax back?
Possibly. The 22% federal rate is only withholding. At tax time your bonus is taxed at your bracket (22% at this salary), and New Mexico's flat supplemental rate can also differ from your actual state rate.