Cost of Living: Santa Rosa vs Boulder (2026)
Boulder has a 6% lower overall cost of living than Santa Rosa as of Q1 2026. A one-bedroom apartment runs $2,200/mo in Santa Rosa vs $2,300/mo in Boulder — a 4% difference. Boulder has a lower state income tax rate (4.4% vs 9.3%), which adds up over time.
- Boulder is 6% cheaper overall (COL index: 140 vs 132)
- 1BR rent: $2,200/mo in Santa Rosa vs $2,300/mo — 4% savings
- Higher median household income: Boulder ($80,000/yr vs $72,000/yr)
- Median home price: $680,000 in Santa Rosa vs $800,000 — 15% difference
| Category | Santa Rosa California | Boulder Colorado |
|---|---|---|
| 🏠 HousingQ1 2026 | ||
| Studio rent/mo | $1,700Best | $1,800 |
| 1BR rent/mo | $2,200Best | $2,300 |
| 2BR rent/mo | $3,000Best | $3,000 |
| Median home price | $680KBest | $800K |
| 🛒 Food & GroceriesQ1 2026 | ||
| Groceries index (100 = US avg) | 108Best | 109 |
| Budget meal (1 person) | $16Best | $17 |
| Mid-range dinner (2) | $68Best | $70 |
| 🚌 TransportationQ1 2026 | ||
| Monthly transit pass/mo | $72Best | $80 |
| Gas price/gal | $4.60 | $3.45Best |
| Car insurance/mo | $162 | $140Best |
| ⚡ UtilitiesQ1 2026 | ||
| Monthly utilities bundle/mo | $148 | $138Best |
| Internet/mo | $68Best | $68 |
| 💰 Income & TaxesQ1 2026 | ||
| Median household income/yr | $72K | $80KBest |
| State income tax% | 9.3% | 4.4%Best |
| Sales tax (combined)% | 8.5% | 8.0%Best |
| 🎬 LeisureQ1 2026 | ||
| Movie ticket | $16.00Best | $16.00 |
| Gym membership/mo | $52Best | $55 |
| Beer at restaurant | $7.50Best | $7.50 |
| 📊 OverviewQ1 2026 | ||
| Overall COL index (100 = US avg) | 140 | 132Best |
| Walk score / 100 | 44 | 52Best |
Frequently asked questions
Is Santa Rosa cheaper than Boulder?
No. Boulder is 6% cheaper than Santa Rosa based on overall cost of living indices (132 vs 140, where 100 = US average).
What is the average rent in Santa Rosa vs Boulder?
As of Q1 2026, the median 1-bedroom rent in Santa Rosa is $2,200/month and in Boulder is $2,300/month. Santa Rosa is cheaper by 4%.
How much do I need to earn in Boulder to match a $75,000 salary in Santa Rosa?
To maintain a similar lifestyle, you would need approximately $70,714/year in Boulder to match a $75,000 salary in Santa Rosa. This estimate is based on overall cost of living indices and does not account for individual spending patterns.
Which city has lower taxes — Santa Rosa or Boulder?
Boulder has the lower state income tax rate at 4.4% vs 9.3%. The difference is 4.9 percentage points. Note that sales tax and local taxes also vary — see the full breakdown in the table above.
Is it worth moving from Santa Rosa to Boulder?
It depends on your priorities. Boulder offers lower overall costs, but both cities have different job markets, weather, and lifestyle trade-offs. Use the comparison table above to evaluate rent, groceries, transportation, and income potential side by side based on your specific budget.
Data sourced from Zillow, BLS, Numbeo, Tax Foundation, and US Census ACS · Updated Q1 2026 · For general guidance only
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