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Boulder, CO

Cost of living in Boulder, Colorado

Boulder County, CO

Part of the Boulder Metro Area

Estimated monthly cost
$3,793/mo
for a single person, all categories combined

Population 328,317 · Last updated May 21, 2026

Cost breakdown

Single person, by category, per month.

Rent $1,702 45%
Federal tax $610 16%
Healthcare $480 13%
Groceries $359 9%
Transport $250 7%
State tax $174 5%
Energy $158 4%
Water $60 2%

Rent in Boulder

Fair Market Rents by bedroom count.

Studio
$1,466
per month
1 bedroom
$1,702
per month
2 bedroom
$2,059
per month
3 bedroom
$2,704
per month
4 bedroom
$3,092
per month

Source: HUD FMR FY2025

Income and earnings in Boulder

Annual earnings figures from the Census ACS.

Household income
$102,772
per year
Individual earnings
$47,368
per year
Per capita
$60,272
per year

Source: ACS 2019-2023 5-Year.

Home values in Boulder

Average values reported by homeowners.

Average home value
$713,900
Annual property tax
$3,821

Source: ACS 2019-2023 5-Year

Energy costs in Boulder

Estimated monthly electricity and gas costs.

Electricity
$106
per month · 15.2¢/kWh
Natural gas
$52
per month
Annual total
$1,896
per year

Source: EIA

Healthcare in Boulder

Insurance premiums and coverage rates.

Individual premium
$480
per month
Family premium
$1,350
per month
Uninsured rate
4.4%

Source: ACS + national avg. Marketplace benchmark premiums are second-lowest Silver plan estimates and do not reflect employer plans, subsidies, or out-of-pocket costs. This is not healthcare advice.

Taxes in Boulder

State and local tax rates for Colorado.

State income tax
4.4%
Flat rate
State sales tax
2.9%
Combined sales tax
7.8%
incl. average local

Tax rates change. Consult a qualified tax professional for advice on your specific situation. This is not tax advice.

Transportation in Boulder

Commute patterns and estimated costs.

Average commute
23.2 min
Drive alone
55.6%
Public transit
3.1%
Work from home
27.9%

Source: ACS

Monthly cost estimates for Boulder

What it costs to live in Boulder each month.

Single person
$3,793
per month
  • Rent $1,702
  • Energy $158
  • Water $60
  • Groceries $359
  • Transport $250
  • Healthcare $480
  • Federal tax $610
  • State tax $174
Couple
$5,857
per month
  • Rent $2,059
  • Energy $190
  • Water $70
  • Groceries $595
  • Transport $350
  • Healthcare $864
  • Federal tax $1,352
  • State tax $377
Family
$8,658
per month
  • Rent $2,704
  • Energy $237
  • Water $85
  • Groceries $903
  • Transport $450
  • Healthcare $1,350
  • Childcare $1,200
  • Federal tax $1,352
  • State tax $377

Frequently asked questions about Boulder

Common questions about cost of living, rent and salary.

What is the average rent in Boulder?

In Boulder, Colorado, a one-bedroom apartment averages $1,702 per month, a two-bedroom averages $2,059 per month, a three-bedroom averages $2,704 per month, according to HUD Fair Market Rent data.

What is the average salary in Boulder?

In Boulder, Colorado, the average household income is $102,772 per year and individual earnings for full-time workers average $47,368 per year, according to U.S. Census Bureau data.

What is the cost of living in Boulder?

The estimated cost of living in Boulder, Colorado is approximately $3,793 per month for a single person, $5,857 for a couple, $8,658 for a family. This includes rent, utilities, groceries, transportation, healthcare, and taxes.

What is the sales tax rate in Boulder?

The combined sales tax rate in Boulder, Colorado is 7.77%, which includes the Colorado state rate of 2.90% plus an average local rate of 4.87%.

Is Boulder an affordable place to live?

Based on the data, a single person in Boulder, Colorado would need approximately $3,793 per month to cover rent, utilities, food, transport, healthcare, and taxes. The average household income is $102,772 per year ($8,564 per month). Boulder is relatively affordable compared to the national average.

How much does healthcare cost in Boulder?

The ACA marketplace benchmark premium in Boulder, Colorado is approximately $480 per month for an individual. Approximately 4.4% of residents are uninsured. Actual costs vary based on employer coverage, plan type, and individual circumstances.

What are house prices in Boulder?

The average home value in Boulder, Colorado is $713,900, with average annual property taxes of $3,821, according to U.S. Census Bureau data.

How does Boulder compare to other areas?

You can compare Boulder, Colorado with any other US county using our comparison tool at /compare. Boulder is in the Boulder, CO metro area.

Other counties in Colorado

Browse the full list of counties in Colorado, ranked by cost of living.

See all counties in Colorado

Compare Boulder with another area

Put two counties side by side to see how rent, taxes and everyday costs stack up.

About this data

All figures on this page come from official U.S. government sources, listed below.

  • HUD FMR FY2025
  • ACS 2019-2023 5-Year
  • EIA
  • ACS + national avg
  • ACS
  • USDA + BEA RPP