Idaho vs New Hampshire Paycheck Comparison 2026

At a $100,000 salary, New Hampshire results in $5,695 more annual take-home pay. Idaho has a flat state income tax of 5.70%. All taxable income is taxed at the same rate. New Hampshire has no state income tax. Residents pay only federal income tax, Social Security, and Medicare.

The difference depends on salary. At $50,000, the gap is $2,848/yr. At $150,000, it grows to $8,543/yr. At $300,000, the difference is $17,085/yr.

Yes. Federal income tax, Social Security, and Medicare are the same in every state. Only state income tax differs. This calculator shows the combined effect of federal and state taxes on your take-home pay.

Idaho is cheaper to live in. Cost of living in Idaho is 10% lower than in New Hampshire. Idaho's Regional Price Parity is 95.9 and New Hampshire's is 106.1 (US average = 100).

Yes. Idaho has a lower cost of living than New Hampshire (index 95.9 vs 106.1). Housing is typically the biggest difference between the two states.

Yes. New Hampshire has a higher cost of living (index 106.1) compared to Idaho (index 95.9). The national average is 100. Housing costs are typically the largest driver of the difference.

At a $100,000 salary, take-home pay of $73,485 in Idaho has the purchasing power of $66,420 in New Hampshire terms. Conversely, $79,180 in New Hampshire equals $87,602 in Idaho terms. After adjusting for both taxes and cost of living, New Hampshire comes out ahead.

The overall cost of living is 10% different between Idaho and New Hampshire. Living costs are about 4% below the national average Living costs are 6% above the national average After taxes and cost of living, New Hampshire gives you more purchasing power on a $100,000 salary.

Idaho requires residents to file a state income tax return annually, typically due April 15. New Hampshire has no state income tax, so residents do not file a state tax return. If you move between states mid-year, you typically file a part-year resident return in each state for the income earned while living there. Each state has its own tax return form — check your state's department of revenue website for the correct form and e-filing options.