Every state that charges a single flat tax rate on all income. Simple, predictable, and often lower than graduated states.
| # | State | Tax Rate | Type | Take-Home | Monthly | Eff. Rate | Cost Index | Cost-Adj. |
|---|---|---|---|---|---|---|---|---|
| 1 | Arizona | 2.5% | Flat | $77,015 | $6,418 | 23.0% | 97 | $79,397 |
| 2 | Colorado | 4.4% | Flat | $75,590 | $6,299 | 24.4% | 105 | $71,990 |
| 3 | North Carolina | 4.5% | Flat | $75,515 | $6,293 | 24.5% | 95 | $79,489 |
| 4 | Utah | 4.65% | Flat | $75,403 | $6,284 | 24.6% | 99 | $76,164 |
| 5 | Illinois | 4.95% | Flat | $75,178 | $6,265 | 24.8% | 93 | $80,836 |
| 6 | Massachusetts | 5% | Flat | $75,140 | $6,262 | 24.9% | 118 | $63,678 |
| 7 | Indiana | 3.05% | Flat | $75,103 | $6,259 | 24.9% | 90 | $83,447 |
| 8 | Pennsylvania | 3.07% | Flat | $75,088 | $6,257 | 24.9% | 98 | $76,620 |
| 9 | Georgia | 5.49% | Flat | $74,773 | $6,231 | 25.2% | 93 | $80,401 |
| 10 | Idaho | 5.8% | Flat | $74,540 | $6,212 | 25.5% | 95 | $78,463 |
| 11 | Kentucky | 4% | Flat | $74,390 | $6,199 | 25.6% | 90 | $82,656 |
| 12 | Michigan | 4.25% | Flat | $74,203 | $6,184 | 25.8% | 91 | $81,541 |