Idaho Falls vs Santa Fe for Retirees (2026)
Scroll down for retirement income tax breakdown, healthcare estimates, and FAQ.
Full retirement cost breakdown
| Metric | Idaho Falls Idaho | Santa Fe New Mexico |
|---|---|---|
| 1BR rent / month | $1,100Better | $1,550 |
| Median home price | $310KBetter | $480K |
| State income tax | 5.8% | 4.9%Better |
| Sales tax (combined) | 6%Better | 7.7% |
| Monthly utilities | $142Better | $158 |
| Groceries index (US = 100) | 96Better | 99 |
| Est. healthcare / month | $435Better | $495 |
| Walk score (0–100) | 18 / 100 | 42 / 100Better |
| Overall COL index (100 = US avg) | 87Better | 99 |
Frequently asked questions
Which city is better for retirement — Idaho Falls or Santa Fe?
Idaho Falls and Santa Fe are closely matched for retirees. Housing costs, tax burden, and overall affordability are similar. Your specific priorities — climate, walkability, family proximity — should guide the decision.
Is retirement income taxed in Idaho Falls or Santa Fe?
Santa Fe has the lower state income tax rate (4.9% vs 5.8%). Note that many states exempt Social Security income and some pension income from state taxes even when other income is taxed — check your specific state's retirement tax rules.
What is the estimated monthly healthcare cost in Idaho Falls vs Santa Fe?
Based on national average retiree healthcare spending (~$500/month) scaled by each city's cost-of-living index, estimated monthly healthcare costs are approximately $435 in Idaho Falls and $495 in Santa Fe. That's a difference of ~$60/month, or ~$720/year. Actual costs vary based on your Medicare plan, supplements, and health needs.
Can I afford to retire in Idaho Falls on a $50,000 annual income?
On a $50,000/year ($4,167/month) retirement income in Idaho Falls, rent alone would consume approximately 26% of your budget (1BR rent ~$1,100/mo) and healthcare another ~10%. That leaves roughly 64% (~$2,667/mo) for groceries, transportation, and other expenses. This is generally considered manageable.
Which city is more walkable for retirees?
Santa Fe has a higher walk score (42 vs 18 out of 100). Walkability is increasingly important for retirees who want to reduce car dependence — a score above 70 means most daily errands can be done on foot. Santa Fe offers more independence without a car, which also reduces transportation costs.
$50K/year in Idaho Falls has the same purchasing power as $57K/year in Santa Fe
Healthcare estimates based on national avg retiree spending (~$500/mo) scaled by COL index · State income tax rates from Tax Foundation · Data: Zillow, BLS, Numbeo · Q1 2026