$120K in Boston = $76,296 in Tempe

Your $120K salary in Boston (COL 162) has the same purchasing power as $76,296 in Tempe (COL 103). Tempe is cheaper — your money goes 36% further there.

$120K in Boston, MA
$6,655/mo take-home
Rent: $3,000/mo (45% of take-home)
Difficult
$76,296/yr in Tempe, AZ
$4,664/mo take-home
Rent: $1,600/mo (34% of take-home)
Manageable

Budget breakdown — $120K in both cities

What $120K actually buys you in each city after taxes and core expenses.

Expense
Boston
$120K
Tempe
$120K (same salary)
Monthly take-home$6,655$6,905
1BR rent$3,000$1,600
Groceries$418$380
Transport$90$55
Utilities$185$210
Internet$70$62
Left after essentials$2,892/month$4,598/month
To match your Boston purchasing power in Tempe, you'd need to earn $76,296/year (36% less than $120K). At that salary, you'd have $2,357/mo left after essentials — vs $2,892/mo in Boston.

Frequently asked questions

What is $120K in Boston equivalent to in Tempe?

$120K in Boston (COL index 162) has the same purchasing power as $76,296 in Tempe (COL index 103). That's 36% less than your current salary.

If I move from Boston to Tempe keeping my $120K salary, will I be better off?

Yes. If you keep earning $120K after moving to Tempe, you'd have $1,706 more per month after core expenses — because Tempe 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: $120K × (103 ÷ 162) = $76,296. This adjusts for differences in housing, food, transport, and general cost of living.

Other salary amounts — Boston to Tempe

$40K → $25,432$50K → $31,790$60K → $38,148$75K → $47,685$80K → $50,864$100K → $63,580$150K → $95,370
$120K in Tempe → BostonMoving from Boston to TempeBoston vs Tempe — full comparisonCan I afford Boston vs Tempe on $120K?

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