Boulder vs Billings: Cost of Living Comparison

Side-by-side cost comparison across 62 categories. Updated May 2026.

CO
Boulder
145
Cost Index
Pop: 106KIncome: $87K
VS
49% diff
MT
Billings
96
Cost Index
Pop: 119KIncome: $74K
More Affordable
Billings
Boulder Wins
11/62
Billings Wins
51/62
Monthly Cost Advantage
Billings saves ~$3,772/mo
recurring costs only, ~$45,264/yr

Boulder and Billings attract different kinds of residents, but people weighing one against the other is surprisingly common. Our data shows Billings is the more affordable option by 49%, though Boulder often compensates with higher wages in key industries. Below, we compare every major cost category so you can decide based on your own priorities โ€” not someone else's spreadsheet.

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Direct Answer

Billings is the more affordable choice between Boulder and Billings, with a 49% lower overall cost index. Billings has the recurring monthly cost edge at roughly $3,772/mo, while Boulder has the stronger salary-side advantage.

This comparison separates lower living costs from higher salary potential so a move decision does not over-credit one number. Use the cards below to see the main trade-offs before going into the full category table.

Monthly cost edge
$3,772/mo

Billings is ahead on recurring modeled costs, or about $45,264/yr.

Category wins
11-51

Boulder wins 11 total categories; Billings wins 51. Salary categories are judged by higher pay.

Income gap
$14K

ACS median household income differs by about $13,781 between the two cities.

Rent gap
$880/mo

ACS median gross rent is separated by about $880/mo.

Overall Cost of Living Comparison

CategoryBoulderBillingsDifference
OverallDBBillings +22pts
HousingFB+Billings +36pts
FoodDBBillings +20pts
HealthcareDB+Billings +18pts
TransportationDB+Billings +22pts
UtilitiesDB+Billings +16pts

Rent, Food, and Utility Differences

๐Ÿ 

Housing

150
Boulder
Billings saves 31%
104
Billings

Housing costs are primarily driven by local real estate markets and land values.

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Food & Groceries

126
Boulder
Billings saves 26%
93
Billings

Food & Groceries costs are primarily driven by local supply chains and regional agriculture.

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Healthcare

114
Boulder
Billings saves 8%
105
Billings

Healthcare costs are primarily driven by local provider networks and state regulations.

๐Ÿš—

Transportation

142
Boulder
Billings saves 37%
90
Billings

Transportation costs are primarily driven by local public transit availability and fuel costs.

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Utilities

121
Boulder
Billings saves 19%
98
Billings

Utilities costs are primarily driven by local energy sources and climate demands.

๐Ÿ”ง

Services

159
Boulder
Billings saves 43%
91
Billings

Services costs are primarily driven by local labor markets and demand density.

Key Cost Comparisons

Roof ReplacementBillings saves $5,452
Boulder
$12,734
Billings
$7,282
Start a RestaurantBillings saves $366,531
Boulder
$738,613
Billings
$372,082
Cost of LivingBillings saves $1,704
Boulder
$5,362
Billings
$3,658
Rent PricesBillings saves $880
Boulder
$2,018
Billings
$1,138
Car InsuranceBillings saves $1,099
Boulder
$2,688
Billings
$1,589
Software Developer Salary (higher = better)Boulder pays $56,688 more
Boulder
$186,175
Billings
$129,487

Cost of Living

Boulder: 0Billings: 7
CategoryBoulderBillingsDiffWinner
Cost of Living$5,362$3,65832%Billings (lower cost)
Rent Prices$2,018$1,13844%Billings (lower cost)
Grocery Costs$630$39138%Billings (lower cost)
Utility Costs$338$24228%Billings (lower cost)
Transportation Costs$486$4566%Billings (lower cost)
Childcare Costs$2,093$1,59224%Billings (lower cost)
Gym Membership$96$5147%Billings (lower cost)

Home Services

Boulder: 0Billings: 17
CategoryBoulderBillingsDiffWinner
Roof Replacement$12,734$7,28243%Billings (lower cost)
HVAC Installation$12,807$8,00138%Billings (lower cost)
Plumbing Services$450$34324%Billings (lower cost)
Electrical Work$531$27748%Billings (lower cost)
Kitchen Remodel$52,560$25,95251%Billings (lower cost)
Bathroom Remodel$19,538$12,02838%Billings (lower cost)
House Painting$6,626$5,05624%Billings (lower cost)
Flooring Installation$5,351$3,21540%Billings (lower cost)
Landscaping$5,287$3,21839%Billings (lower cost)
Fence Installation$5,567$4,12726%Billings (lower cost)
Window Replacement$13,365$6,81849%Billings (lower cost)
Solar Panel Installation$34,450$26,80722%Billings (lower cost)
Water Heater Replacement$3,782$2,08045%Billings (lower cost)
Deck Building$20,122$12,38238%Billings (lower cost)
Pool Installation$75,522$44,56041%Billings (lower cost)
Tree Removal$2,056$1,34834%Billings (lower cost)
Garage Door Repair$624$29852%Billings (lower cost)

Business Startup Costs

Boulder: 0Billings: 12
CategoryBoulderBillingsDiffWinner
Start a Restaurant$738,613$372,08250%Billings (lower cost)
Start a Coffee Shop$293,265$216,96126%Billings (lower cost)
Start a Food Truck$177,563$136,44423%Billings (lower cost)
Start a Gym$379,982$298,54021%Billings (lower cost)
Start a Daycare$89,045$56,71636%Billings (lower cost)
Start a Hair Salon$436,253$279,82036%Billings (lower cost)
Start a Laundromat$558,688$345,80038%Billings (lower cost)
Start a Bakery$176,112$83,84852%Billings (lower cost)
Start a Bar$765,961$405,93647%Billings (lower cost)
Start a Cleaning Business$20,213$12,09040%Billings (lower cost)
Start an Airbnb$38,322$24,18037%Billings (lower cost)
Start a Trucking Business$222,320$151,09632%Billings (lower cost)

Insurance

Boulder: 1Billings: 8
CategoryBoulderBillingsDiffWinner
Car Insurance$2,688$1,58941%Billings (lower cost)
Home Insurance$3,084$2,04334%Billings (lower cost)
Health Insurance$620$6728%Boulder (lower cost)
Business Insurance$2,191$1,21645%Billings (lower cost)
Life Insurance$60$558%Billings (lower cost)
Renters Insurance$35$2723%Billings (lower cost)
Pet Insurance$69$6013%Billings (lower cost)
Dental Insurance$50$3040%Billings (lower cost)
Motorcycle Insurance$650$44032%Billings (lower cost)

Salaries & Jobs

Boulder: 10Billings: 0
CategoryBoulderBillingsDiffWinner
Software Developer Salary$186,175/yr$129,487/yr30%Boulder (higher pay)
Registered Nurse Salary$94,819/yr$89,303/yr6%Boulder (higher pay)
Teacher Salary$75,529/yr$51,500/yr32%Boulder (higher pay)
Electrician Salary$83,969/yr$67,963/yr19%Boulder (higher pay)
Plumber Salary$87,330/yr$61,104/yr30%Boulder (higher pay)
Accountant Salary$112,684/yr$89,465/yr21%Boulder (higher pay)
Physical Therapist Salary$119,085/yr$79,029/yr34%Boulder (higher pay)
Police Officer Salary$110,570/yr$50,165/yr55%Boulder (higher pay)
Dentist Salary$250,606/yr$182,430/yr27%Boulder (higher pay)
Real Estate Agent Salary$113,984/yr$99,782/yr12%Boulder (higher pay)

Which City Gives You More Buying Power?

The "better" city depends on your situation. Here's how different profiles stack up:

๐Ÿ’ป

Remote Worker

โ†’ Billings

If your salary doesn't depend on location, Billings's 49% lower costs translate directly into more savings or disposable income. Your paycheck goes further without a pay cut.

๐Ÿš€

Young Professional

โ†’ Boulder

Boulder's higher costs often come with a stronger job market and faster career progression. The salary premium in competitive industries can offset the higher expenses.

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Family with Kids

โ†’ Billings

Families face multiplied costs โ€” housing, groceries, healthcare, and transportation all scale with household size. Billings's 49% advantage compounds across every budget category.

๐Ÿช

Small Business Owner

โ†’ Billings

Lower operating costs in Billings mean lower break-even points. Rent, utilities, insurance, and labor all come in cheaper, giving new businesses more runway to reach profitability.

๐Ÿ–๏ธ

Retiree

โ†’ Billings

On a fixed income, every percentage point matters. Billings's lower healthcare, housing, and everyday costs help retirement savings last longer.

Salary Equivalent Between Cities

Billings is 49% more affordable overall

Billings has the lower overall cost index and wins 51 non-salary cost categories.Boulder has the stronger salary edge across 10 salary categories, so wages are shown separately from affordability.

Boulder
145
Billings
96

Move Decision Checklist

  1. Compare rent first: it is usually the biggest swing item between Boulder and Billings.
  2. Do not mix salary and affordability: use Boulder for pay leverage and Billings for spending power.
  3. Run the move-shock and salary-needed pages before committing to deposits, movers, or a lease.

Explore Each City

Boulder, CO
Pop: 106K | Index: 145
View all costs โ†’
Billings, MT
Pop: 119K | Index: 96
View all costs โ†’

Explore Specific Costs

Dive deeper into specific cost topics for each city:

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Frequently Asked Questions

What is the cost of living index for Boulder vs Billings?

Boulder's cost of living index is 145; Billings's is 96. A score of 100 represents the national average. Boulder is above average; Billings is below average. These figures are derived from BLS and Census data.

Which city has better job opportunities?

Job market strength depends on your industry. Boulder's higher cost index often correlates with a stronger job market and higher wages, particularly in professional services and tech. Median incomes are $74K (Boulder) vs $55K (Billings).

Which city is better for remote workers?

For remote workers earning a location-independent salary, Billings is the clear winner. The 49% cost advantage means more of your paycheck goes to savings or discretionary spending. Boulder makes more sense if your employer adjusts pay upward for that market.

Should I move from Boulder to Billings?

If your income stays the same or comparable, moving from Boulder to Billings gives you 49% more purchasing power. That said, the decision depends on career opportunities, family ties, lifestyle preferences, and which specific costs matter most to your household. Review the category breakdown above to see which line items shift the most.

About This Comparison

Data SourcesACS 2024 5-year population, median household income, and median gross rent; BLS Consumer Expenditure Survey; HUD Fair Market Rent data; BLS OEWS salary data.
MethodologyRent and demographic anchors use official ACS values where available. Non-housing categories are modeled from national averages adjusted by city-specific cost indices and category sensitivity factors.
ConfidenceHYBRIDOfficial ACS anchors plus modeled non-housing estimates
Boulder ACS median rent: $2,018/moBillings ACS median rent: $1,138/mo

Limitations: ACS values are official citywide estimates, while some category costs remain modeled. Actual costs may vary by neighborhood, provider, timing, and household needs. Salary data reflects median full-time employment; contract and freelance rates differ. Last updated: May 2026.

โ† All ComparisonsBoulder costs โ†’Billings costs โ†’