Idaho Falls vs Charleston for Families (2026)
A family-focused comparison of housing, income, taxes, and overall affordability in Idaho Falls, ID vs Charleston, SC.
- 2BR rent: $1,450/mo in Idaho Falls vs $2,500/mo — 42% difference
- More affordable homeownership in Idaho Falls: $310K median vs $430K
- Higher median household income in Charleston: $68K/yr vs $56K
Family cost comparison
| Metric | Idaho Falls Idaho | Charleston South Carolina |
|---|---|---|
| 2BR rent/month | $1,450Better | $2,500 |
| Median home price | $310KBetter | $430K |
| Median household income | $56K | $68KBetter |
| Est. childcare/month | $1,131Better | $1,261 |
| State income tax | 5.8%Better | 6.2% |
| Sales tax (combined) | 6%Better | 7.5% |
Frequently asked questions
Which city is better for raising a family — Idaho Falls or Charleston?
Based on housing costs, income, and taxes, Idaho Falls scores slightly better for families overall. Idaho Falls has lower 2-bedroom rents, Idaho Falls is more affordable for homebuyers, though both cities have strong family communities.
What is the average 2-bedroom rent in Idaho Falls vs Charleston?
As of Q1 2026, median 2BR rent is $1,450/month in Idaho Falls and $2,500/month in Charleston. Idaho Falls is 42% cheaper for a 2-bedroom apartment.
Can a family afford to buy a home in Idaho Falls or Charleston?
The price-to-income ratio in Idaho Falls is 5.5× ($310K home, $56K income) vs 6.3× in Charleston. A ratio below 3× is generally considered affordable. Idaho Falls is more achievable for first-time family homebuyers.
How much does childcare cost in Idaho Falls vs Charleston?
Based on cost-of-living indices, estimated childcare (infant/toddler) runs approximately $1,131/month in Idaho Falls and $1,261/month in Charleston. 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 Charleston's 6.2% rate. For a dual-income family earning $120K combined, the difference can mean $24+/month in take-home.
Childcare estimates based on national average scaled by COL index. Data: Zillow, BLS, Numbeo, Tax Foundation · Q1 2026
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