Moving from Sioux Falls to Boulder (2026)

Boulder has a COL index of 132 vs 88 for Sioux Falls (100 = US average). Expect to pay about 50% more for the same lifestyle.

Pay ~$1,128 more/mo
on core expenses · $75K salary baseline

Key differences

COL index
88132
100 = US avg
1BR rent
$1,250$2,300
per month
State tax
None4.4%
income tax
Take-home at $75K
$4,741$4,466
per month

Salary needed in Boulder to match your Sioux Falls lifestyle

Based on the 50% cost of living increase between the two cities.

Your salary in Sioux FallsEquivalent in Boulder
$40K$60,000
$50K$75,000
$60K$90,000
$75K$112,500
$80K$120,000
$100K$150,000
$120K$180,000
$150K$225,000

Monthly budget at $75K — Sioux Falls vs Boulder

ExpenseSioux FallsBoulder
Monthly take-home$4,741$4,466
1BR rent$1,250$2,300
Groceries$365$414
Transport$42$80
Utilities$155$138
Internet$60$68
Left after essentials$2,869$1,466

Frequently asked questions

Is Boulder cheaper than Sioux Falls?

No. Boulder has a cost of living index of 132 vs 88 for Sioux Falls (100 = US average). That's about 50% more expensive.

How much will I save moving from Sioux Falls to Boulder?

On a $75K salary, core expenses in Boulder run about $1,128/month more than Sioux Falls. Factor this into your salary negotiation when relocating.

What salary do I need in Boulder to match my Sioux Falls lifestyle?

To maintain the same purchasing power as $75,000 in Sioux Falls, you'd need roughly $112,500/year in Boulder. 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