Retirement Cost in Boulder, CO: 2026 Budget Guide
A comfortable retirement in Boulder costs approximately $77,740/year — 50% above the national average of $52,000. Here's the full breakdown.
$77,740
Annual retirement cost
$6,478
Per month
$1,943,500
Nest egg needed (25× rule)
Direct Answer
Retiring in Boulder, CO costs about $77,740 per year, or $6,478 per month. That is 50% above the national retirement budget benchmark, with an estimated $1,943,500 nest egg using the 4% rule.
Annual budget
$77,740
Range: $50,531-$112,723
Monthly budget
$6,478
Housing, healthcare, food, transport, utilities, and lifestyle
Portfolio target
$1,943,500
25x annual spending, before personalized tax planning
Tax note
State tax check
Review CO retirement income rules
Boulder is an above-average-cost retirement destination. Factor in CO state taxes on retirement income when planning your budget.
Annual Retirement Budget in Boulder
Based on BLS Consumer Expenditure Survey (65+ households), adjusted for Boulder's cost index (145). Range: $50,531–$112,723.
How Much Do You Need to Retire in Boulder?
Standard
$1,943,500
4% Rule (25×)
Most common retirement planning benchmark
Conservative
$2,332,200
3.3% Rule (30×)
Conservative approach for longer retirements
After SS
$56,740
Savings needed/year
After avg Social Security (~$21,000/yr)
How Boulder Compares
Boulder Annual Cost
$77,740
National Average
$52,000
Difference
+$25,740/yr
50% more expensive
Retirement Planning Tips for Boulder
✓Research Colorado's tax treatment of retirement income — some sources like Social Security may be partially or fully exempt.
✓Housing in Boulder accounts for roughly $27,209/year of retirement costs — consider whether renting or owning makes more sense given your timeline.
✓Healthcare costs here run approximately $13,993/year. Compare Medicare Advantage plans by ZIP code — coverage and premiums vary significantly.
✓The estimated nest egg needed to retire in Boulder is $1,943,500 using the 4% withdrawal rule.
✓Boulder is more expensive than average — if flexibility allows, nearby metros may offer significant savings.
Retirement Decision Checklist
Compare housing at $2,267/month against your rent, mortgage, HOA, and property tax plan.
Budget healthcare at about $1,166/month before Medicare supplement, dental, and long-term care choices.
Stress test the plan with the conservative $2,332,200 portfolio target if you want a lower withdrawal rate.
Use $56,740/year as the rough portfolio-funded gap after average Social Security assumptions.
More for Boulder
Frequently Asked Questions
How much does it cost to retire in Boulder?
A comfortable retirement in Boulder costs approximately $77,740 per year ($6,478/month). This includes $27,209 for housing, $13,993 for healthcare, and $11,661 for transportation. Actual costs range from $50,531 to $112,723 depending on lifestyle.
How much money do I need to retire in Boulder?
Using the 4% withdrawal rule, you need approximately $1,943,500 in savings to retire in Boulder. For a more conservative 3.3% withdrawal rate (30× rule), the target is $2,332,200. If you expect average Social Security benefits (~$21,000/year), your portfolio needs to cover the remaining $56,740/year.
Is Boulder a good place to retire?
Boulder has above-average retirement costs at $77,740/year — 50% more than the national average. Higher costs may be justified by amenities, climate, or family proximity.
What is the biggest retirement expense in Boulder?
Housing is the largest retirement expense in Boulder, accounting for approximately 35% of the budget at $27,209/year ($2,267/month). Healthcare is the second-largest at $13,993/year, followed by transportation at $11,661/year.