$40K in Boise = $30,095 in Jackson

Your $40K salary in Boise (COL 105) has the same purchasing power as $30,095 in Jackson (COL 79). Jackson is cheaper — your money goes 25% further there.

$40K in Boise, ID
$2,535/mo take-home
Rent: $1,600/mo (63% of take-home)
Difficult
$30,095/yr in Jackson, MS
$1,935/mo take-home
Rent: $1,000/mo (52% of take-home)
Difficult

Budget breakdown — $40K in both cities

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

Expense
Boise
$40K
Jackson
$40K (same salary)
Monthly take-home$2,535$2,572
1BR rent$1,600$1,000
Groceries$372$346
Transport$45$38
Utilities$145$178
Internet$60$55
Left after essentials$313/month$955/month
To match your Boise purchasing power in Jackson, you'd need to earn $30,095/year (25% less than $40K). At that salary, you'd have $318/mo left after essentials — vs $313/mo in Boise.

Frequently asked questions

What is $40K in Boise equivalent to in Jackson?

$40K in Boise (COL index 105) has the same purchasing power as $30,095 in Jackson (COL index 79). That's 25% less than your current salary.

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

Yes. If you keep earning $40K after moving to Jackson, you'd have $642 more per month after core expenses — because Jackson 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: $40K × (79 ÷ 105) = $30,095. This adjusts for differences in housing, food, transport, and general cost of living.

Other salary amounts — Boise to Jackson

$50K → $37,619$60K → $45,143$75K → $56,429$80K → $60,190$100K → $75,238$120K → $90,286$150K → $112,857
$40K in Jackson → BoiseMoving from Boise to JacksonBoise vs Jackson — full comparisonCan I afford Boise vs Jackson on $40K?

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