Rockford vs Rapid City for Retirees (2026)
Scroll down for retirement income tax breakdown, healthcare estimates, and FAQ.
Full retirement cost breakdown
| Metric | Rockford Illinois | Rapid City South Dakota |
|---|---|---|
| 1BR rent / month | $1,050Better | $1,200 |
| Median home price | $175KBetter | $285K |
| State income tax | 5% | NoneBetter |
| Sales tax (combined) | 8.5% | 6.4%Better |
| Monthly utilities | $158 | $148Better |
| Groceries index (US = 100) | 94Better | 96 |
| Est. healthcare / month | $410Better | $440 |
| Walk score (0–100) | 34 / 100Better | 22 / 100 |
| Overall COL index (100 = US avg) | 82Better | 88 |
Frequently asked questions
Which city is better for retirement — Rockford or Rapid City?
Based on home prices, taxes on retirement income, walkability, and overall cost of living, Rockford scores better for retirees. Median home prices are $175K in Rockford vs $285K in Rapid City. Rockford is approximately 7% cheaper overall. The best choice still depends on climate, healthcare access, and proximity to family.
Is retirement income taxed in Rockford or Rapid City?
South Dakota has no state income tax, meaning Social Security, pension, and retirement account withdrawals are not subject to state tax. Illinois has a 5% state income tax rate. For retirees, this difference can save thousands annually.
What is the estimated monthly healthcare cost in Rockford vs Rapid City?
Based on national average retiree healthcare spending (~$500/month) scaled by each city's cost-of-living index, estimated monthly healthcare costs are approximately $410 in Rockford and $440 in Rapid City. That's a difference of ~$30/month, or ~$360/year. Actual costs vary based on your Medicare plan, supplements, and health needs.
Can I afford to retire in Rockford on a $50,000 annual income?
On a $50,000/year ($4,167/month) retirement income in Rockford, rent alone would consume approximately 25% of your budget (1BR rent ~$1,050/mo) and healthcare another ~10%. That leaves roughly 65% (~$2,708/mo) for groceries, transportation, and other expenses. This is generally considered manageable.
Which city is more walkable for retirees?
Rockford has a higher walk score (34 vs 22 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. Rockford offers more independence without a car, which also reduces transportation costs.
$50K/year in Rockford has the same purchasing power as $54K/year in Rapid City
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