Moving from Rapid City to Augusta (2026)

Augusta has a COL index of 85 vs 88 for Rapid City (100 = US average). You'd pay about 3% less for the same lifestyle.

Save ~$3/mo
on core expenses · $75K salary baseline

Key differences

COL index
8885
100 = US avg
1BR rent
$1,200$1,200
per month
State tax
None5.5%
income tax
Take-home at $75K
$4,741$4,397
per month

Salary needed in Augusta to match your Rapid City lifestyle

Based on the 3% cost of living decrease between the two cities.

Your salary in Rapid CityEquivalent in Augusta
$40K$38,636
$50K$48,295
$60K$57,955
$75K$72,443
$80K$77,273
$100K$96,591
$120K$115,909
$150K$144,886

Monthly budget at $75K — Rapid City vs Augusta

ExpenseRapid CityAugusta
Monthly take-home$4,741$4,397
1BR rent$1,200$1,200
Groceries$365$353
Transport$40$42
Utilities$148$162
Internet$65$58
Left after essentials$2,923$2,582

Frequently asked questions

Is Augusta cheaper than Rapid City?

Yes. Augusta has a cost of living index of 85 vs 88 for Rapid City (100 = US average). That's about 3% cheaper.

How much will I save moving from Rapid City to Augusta?

On a $75K salary, moving from Rapid City to Augusta could save roughly $3/month on core expenses. That's ~$36/year.

What salary do I need in Augusta to match my Rapid City lifestyle?

To maintain the same purchasing power as $75,000 in Rapid City, you'd need roughly $72,443/year in Augusta. This is based on the overall COL index difference between the two cities.

Estimates based on Q1 2026 COL index and market data. Budget uses simplified federal/state tax rates at $75K. Zillow · BLS · Numbeo · For general guidance only