$40K in Columbia = $38,621 in Erie

Your $40K salary in Columbia (COL 87) has the same purchasing power as $38,621 in Erie (COL 84). Erie is cheaper — your money goes 3% further there.

$40K in Columbia, SC
$2,522/mo take-home
Rent: $1,250/mo (50% of take-home)
Difficult
$38,621/yr in Erie, PA
$2,535/mo take-home
Rent: $1,100/mo (43% of take-home)
Tight

Budget breakdown — $40K in both cities

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

Expense
Columbia
$40K
Erie
$40K (same salary)
Monthly take-home$2,522$2,625
1BR rent$1,250$1,100
Groceries$361$365
Transport$45$60
Utilities$152$168
Internet$60$62
Left after essentials$654/month$870/month
To match your Columbia purchasing power in Erie, you'd need to earn $38,621/year (3% less than $40K). At that salary, you'd have $780/mo left after essentials — vs $654/mo in Columbia.

Frequently asked questions

What is $40K in Columbia equivalent to in Erie?

$40K in Columbia (COL index 87) has the same purchasing power as $38,621 in Erie (COL index 84). That's 3% less than your current salary.

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

Yes. If you keep earning $40K after moving to Erie, you'd have $216 more per month after core expenses — because Erie is cheaper than Columbia.

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 × (84 ÷ 87) = $38,621. This adjusts for differences in housing, food, transport, and general cost of living.

Other salary amounts — Columbia to Erie

$50K → $48,276$60K → $57,931$75K → $72,414$80K → $77,241$100K → $96,552$120K → $115,862$150K → $144,828
$40K in Erie → ColumbiaMoving from Columbia to ErieColumbia vs Erie — full comparisonCan I afford Columbia vs Erie on $40K?

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