Idaho Falls vs Chattanooga for Families (2026)
A family-focused comparison of housing, income, taxes, and overall affordability in Idaho Falls, ID vs Chattanooga, TN.
- 2BR rent: $1,450/mo in Idaho Falls vs $1,650/mo — 12% difference
- More affordable homeownership in Chattanooga: $275K median vs $310K
- Higher median household income in Idaho Falls: $56K/yr vs $51K
- Chattanooga has no state income tax — more take-home for family expenses
Family cost comparison
| Metric | Idaho Falls Idaho | Chattanooga Tennessee |
|---|---|---|
| 2BR rent/month | $1,450Better | $1,650 |
| Median home price | $310K | $275KBetter |
| Median household income | $56KBetter | $51K |
| Est. childcare/month | $1,131 | $1,118Better |
| State income tax | 5.8% | NoneBetter |
| Sales tax (combined) | 6%Better | 9.5% |
Frequently asked questions
Which city is better for raising a family — Idaho Falls or Chattanooga?
Based on housing costs, income, and taxes, Chattanooga scores slightly better for families overall. Idaho Falls has lower 2-bedroom rents, Chattanooga is more affordable for homebuyers, though both cities have strong family communities.
What is the average 2-bedroom rent in Idaho Falls vs Chattanooga?
As of Q1 2026, median 2BR rent is $1,450/month in Idaho Falls and $1,650/month in Chattanooga. Idaho Falls is 12% cheaper for a 2-bedroom apartment.
Can a family afford to buy a home in Idaho Falls or Chattanooga?
The price-to-income ratio in Idaho Falls is 5.5× ($310K home, $56K income) vs 5.4× in Chattanooga. A ratio below 3× is generally considered affordable. Chattanooga is more achievable for first-time family homebuyers.
How much does childcare cost in Idaho Falls vs Chattanooga?
Based on cost-of-living indices, estimated childcare (infant/toddler) runs approximately $1,131/month in Idaho Falls and $1,118/month in Chattanooga. These are estimates — actual costs vary by provider and program type.
Which city has lower taxes for families?
Idaho Falls has a 5.8% state income tax rate vs Chattanooga (Tennessee) has no state income tax. For a dual-income family earning $120K combined, the difference can mean $348+/month in take-home.
Childcare estimates based on national average scaled by COL index. Data: Zillow, BLS, Numbeo, Tax Foundation · Q1 2026
See full side-by-side comparison
All cost categories including groceries, utilities, and leisure.