Can I Afford to Live in Detroit vs Rockford 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.

Detroit, MI
$2,592/mo take-home
Rent: $1,200/mo (46% of take-home)
Difficult
Rockford, IL
$2,562/mo take-home
Rent: $1,050/mo (41% of take-home)
Tight

Monthly budget breakdown

Expense
Detroit
MI
Rockford
IL
Monthly take-home (est.)$2,592$2,562
1BR rent$1,200$1,050
Groceries (est.)$369$357
Transport (est.)$65$50
Utilities$175$158
Internet$60$58
Left after essentials$723/month$889/month

Frequently asked questions

Is $40K a good salary in Detroit?

At $40K/year in Detroit, your estimated monthly take-home is $2,592. With 1BR rent around $1,200/month, rent takes up 46% of your take-home. That's considered difficult.

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.

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

Rockford leaves you with more money after core expenses โ€” $889/month vs $723/month in Detroit.

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

It's tight. Rent in Detroit would take 46% 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€” Detroit vs Rockford

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