$100K in Boise = $52,571 in Prague

Your $100K salary in Boise (COL 105) has the same purchasing power as $52,571 in Prague (COL 55). Prague is cheaper — your money goes 47% further there.

$100K in Boise, ID
$5,838/mo take-home
Rent: $1,600/mo (27% of take-home)
Comfortable
$52,571/yr in Prague, CZ
$2,666/mo take-home
Rent: $800/mo (30% of take-home)
Manageable

Budget breakdown — $100K in both cities

What $100K actually buys you in each city after taxes and core expenses.

Expense
Boise
$100K
Prague
$100K (same salary)
Monthly take-home$5,838$5,071
1BR rent$1,600$800
Groceries$372$380
Transport$45$150
Utilities$145$90
Internet$60$25
Left after essentials$3,616/month$3,626/month
To match your Boise purchasing power in Prague, you'd need to earn $52,571/year (47% less than $100K). At that salary, you'd have $1,221/mo left after essentials — vs $3,616/mo in Boise.

Frequently asked questions

What is $100K in Boise equivalent to in Prague?

$100K in Boise (COL index 105) has the same purchasing power as $52,571 in Prague (COL index 55). That's 47% less than your current salary.

If I move from Boise to Prague keeping my $100K salary, will I be better off?

Yes. If you keep earning $100K after moving to Prague, you'd have $10 more per month after core expenses — because Prague is cheaper than Boise.

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: $100K × (55 ÷ 105) = $52,571. This adjusts for differences in housing, food, transport, and general cost of living.

Other salary amounts — Boise to Prague

$40K → $21,029$50K → $26,286$60K → $31,543$75K → $39,429$80K → $42,057$120K → $63,086$150K → $78,857
$100K in Prague → BoiseMoving from Boise to PragueBoise vs Prague — full comparisonCan I afford Boise vs Prague on $100K?

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