$40K in Boston = $30,123 in Denver

Your $40K salary in Boston (COL 162) has the same purchasing power as $30,123 in Denver (COL 122). Denver is cheaper — your money goes 25% further there.

$40K in Boston, MA
$2,562/mo take-home
Rent: $3,000/mo (117% of take-home)
Difficult
$30,123/yr in Denver, CO
$1,944/mo take-home
Rent: $2,000/mo (103% of take-home)
Difficult

Budget breakdown — $40K in both cities

What $40K actually buys you in each city after taxes and core expenses.

Expense
Boston
$40K
Denver
$40K (same salary)
Monthly take-home$2,562$2,582
1BR rent$3,000$2,000
Groceries$418$388
Transport$90$114
Utilities$185$140
Internet$70$65
Left after essentials-$1,201/month-$125/month
To match your Boston purchasing power in Denver, you'd need to earn $30,123/year (25% less than $40K). At that salary, you'd have $-763/mo left after essentials — vs $-1,201/mo in Boston.

Frequently asked questions

What is $40K in Boston equivalent to in Denver?

$40K in Boston (COL index 162) has the same purchasing power as $30,123 in Denver (COL index 122). That's 25% less than your current salary.

If I move from Boston to Denver keeping my $40K salary, will I be better off?

Yes. If you keep earning $40K after moving to Denver, you'd have $1,076 more per month after core expenses — because Denver is cheaper than Boston.

How is the salary equivalent calculated?

The equivalent salary is calculated by multiplying your current salary by the ratio of the two cities' overall cost of living indices: $40K × (122 ÷ 162) = $30,123. This adjusts for differences in housing, food, transport, and general cost of living.

Other salary amounts — Boston to Denver

$50K → $37,654$60K → $45,185$75K → $56,481$80K → $60,247$100K → $75,309$120K → $90,370$150K → $112,963
$40K in Denver → BostonMoving from Boston to DenverBoston vs Denver — full comparisonCan I afford Boston vs Denver on $40K?

Equivalency uses overall COL index ratio. Take-home uses simplified federal/state brackets. Zillow · BLS · Numbeo · Q1 2026 · For general guidance only