Can I Afford to Live in Rockford vs Fort Collins on $40K?

Here's how a $40K/year salary plays out in both cities after taxes, rent, and core living expenses โ€” based on Q1 2026 data.

Rockford, IL
$2,562/mo take-home
Rent: $1,050/mo (41% of take-home)
Tight
Fort Collins, CO
$2,582/mo take-home
Rent: $1,700/mo (66% of take-home)
Difficult

Monthly budget breakdown

Expense
Rockford
IL
Fort Collins
CO
Monthly take-home (est.)$2,562$2,582
1BR rent$1,050$1,700
Groceries (est.)$357$384
Transport (est.)$50$55
Utilities$158$140
Internet$58$65
Left after essentials$889/month$238/month

Frequently asked questions

Is $40K a good salary in Rockford?

At $40K/year in Rockford, your estimated monthly take-home is $2,562. With 1BR rent around $1,050/month, rent takes up 41% of your take-home. That's considered tight.

Is $40K a good salary in Fort Collins?

At $40K/year in Fort Collins, your estimated monthly take-home is $2,582. With 1BR rent around $1,700/month, rent takes up 66% of your take-home. That's considered difficult.

Which city is more affordable on a $40K salary?

Rockford leaves you with more money after core expenses โ€” $889/month vs $238/month in Fort Collins.

Can I afford to live alone in Rockford on $40K?

It's tight. Rent in Rockford would take 41% of your $40K take-home pay. You may need to find roommates or look at studios to stay within the 30% rule.

Compare other salary bands โ€” Rockford vs Fort Collins

See the full cost-of-living comparison

Rent, groceries, taxes, transportation, and more โ€” side by side.

Full comparison

Take-home estimates use simplified federal/state brackets and do not account for pre-tax deductions, 401(k), or local taxes. Data: Zillow, BLS, Numbeo ยท Q1 2026 ยท For general guidance only