Moving from Knoxville to Idaho Falls (2026)
Idaho Falls has a COL index of 87 vs 87 for Knoxville (100 = US average). Expect to pay about 0% more for the same lifestyle.
Key differences
Salary needed in Idaho Falls to match your Knoxville lifestyle
Based on the 0% cost of living increase between the two cities.
| Your salary in Knoxville | Equivalent in Idaho Falls |
|---|---|
| $40K | $40,000 |
| $50K | $50,000 |
| $60K | $60,000 |
| $75K | $75,000 |
| $80K | $80,000 |
| $100K | $100,000 |
| $120K | $120,000 |
| $150K | $150,000 |
Monthly budget at $75K — Knoxville vs Idaho Falls
| Expense | Knoxville | Idaho Falls |
|---|---|---|
| Monthly take-home | $4,741 | $4,378 |
| 1BR rent | $1,300 | $1,100 |
| Groceries | $361 | $365 |
| Transport | $45 | $35 |
| Utilities | $168 | $142 |
| Internet | $60 | $65 |
| Left after essentials | $2,807 | $2,671 |
Frequently asked questions
Is Idaho Falls cheaper than Knoxville?
No. Idaho Falls has a cost of living index of 87 vs 87 for Knoxville (100 = US average). That's about 0% more expensive.
How much will I save moving from Knoxville to Idaho Falls?
On a $75K salary, moving from Knoxville to Idaho Falls could save roughly $227/month on core expenses. That's ~$2,724/year.
What salary do I need in Idaho Falls to match my Knoxville lifestyle?
To maintain the same purchasing power as $75,000 in Knoxville, you'd need roughly $75,000/year in Idaho Falls. This is based on the overall COL index difference between the two cities.
Estimates based on Q1 2026 COL index and market data. Budget uses simplified federal/state tax rates at $75K. Zillow · BLS · Numbeo · For general guidance only