Washington vs Rapid City for Retirees (2026)

Better for retirees: Rapid City~42% cheaper overall
Median Home Price
$650K
Washington
$285K
Rapid City
State Income Tax
5.8%
Washington
None
Rapid City
Est. Healthcare / month
$765
Washington
$440
Rapid City
Walk Score (0–100)
77
Washington
22
Rapid City

Scroll down for retirement income tax breakdown, healthcare estimates, and FAQ.

Full retirement cost breakdown

Metric
Washington
District of Columbia
Rapid City
South Dakota
1BR rent / month$3,100$1,200Better
Median home price$650K$285KBetter
State income tax5.8%NoneBetter
Sales tax (combined)6%Better6.4%
Monthly utilities$190$148Better
Groceries index (US = 100)11196Better
Est. healthcare / month$765$440Better
Walk score (0–100)77 / 100Better22 / 100
Overall COL index (100 = US avg)15388Better

Frequently asked questions

Which city is better for retirement — Washington or Rapid City?

Based on home prices, taxes on retirement income, walkability, and overall cost of living, Rapid City scores better for retirees. Median home prices are $650K in Washington vs $285K in Rapid City. Rapid City is approximately 42% cheaper overall. The best choice still depends on climate, healthcare access, and proximity to family.

Is retirement income taxed in Washington or Rapid City?

South Dakota has no state income tax, meaning Social Security, pension, and retirement account withdrawals are not subject to state tax. District of Columbia has a 5.8% state income tax rate. For retirees, this difference can save thousands annually.

What is the estimated monthly healthcare cost in Washington 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 $765 in Washington and $440 in Rapid City. That's a difference of ~$325/month, or ~$3,900/year. Actual costs vary based on your Medicare plan, supplements, and health needs.

Can I afford to retire in Washington on a $50,000 annual income?

On a $50,000/year ($4,167/month) retirement income in Washington, rent alone would consume approximately 74% of your budget (1BR rent ~$3,100/mo) and healthcare another ~18%. That leaves roughly 8% (~$333/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?

Washington has a higher walk score (77 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. Washington offers more independence without a car, which also reduces transportation costs.

Retirement purchasing power

$50K/year in Washington has the same purchasing power as $29K/year in Rapid City

Related comparisons

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