Phoenix vs Sioux Falls for Retirees (2026)
Scroll down for retirement income tax breakdown, healthcare estimates, and FAQ.
Full retirement cost breakdown
| Metric | Phoenix Arizona | Sioux Falls South Dakota |
|---|---|---|
| 1BR rent / month | $1,500 | $1,250Better |
| Median home price | $380K | $265KBetter |
| State income tax | 2.5% | NoneBetter |
| Sales tax (combined) | 8.6% | 6.4%Better |
| Monthly utilities | $210 | $155Better |
| Groceries index (US = 100) | 97 | 96Better |
| Est. healthcare / month | $500 | $440Better |
| Walk score (0–100) | 41 / 100Better | 26 / 100 |
| Overall COL index (100 = US avg) | 100 | 88Better |
Frequently asked questions
Which city is better for retirement — Phoenix or Sioux Falls?
Based on home prices, taxes on retirement income, walkability, and overall cost of living, Sioux Falls scores better for retirees. Median home prices are $380K in Phoenix vs $265K in Sioux Falls. Sioux Falls is approximately 12% cheaper overall. The best choice still depends on climate, healthcare access, and proximity to family.
Is retirement income taxed in Phoenix or Sioux Falls?
South Dakota has no state income tax, meaning Social Security, pension, and retirement account withdrawals are not subject to state tax. Arizona has a 2.5% state income tax rate. For retirees, this difference can save thousands annually.
What is the estimated monthly healthcare cost in Phoenix vs Sioux Falls?
Based on national average retiree healthcare spending (~$500/month) scaled by each city's cost-of-living index, estimated monthly healthcare costs are approximately $500 in Phoenix and $440 in Sioux Falls. 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 Phoenix on a $50,000 annual income?
On a $50,000/year ($4,167/month) retirement income in Phoenix, rent alone would consume approximately 36% of your budget (1BR rent ~$1,500/mo) and healthcare another ~12%. That leaves roughly 52% (~$2,167/mo) for groceries, transportation, and other expenses. This is tight — a studio apartment or lower-cost neighborhood would help.
Which city is more walkable for retirees?
Phoenix has a higher walk score (41 vs 26 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. Phoenix offers more independence without a car, which also reduces transportation costs.
$50K/year in Phoenix has the same purchasing power as $44K/year in Sioux Falls
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