Quick answer
On $90K in St. Louis, your take-home is $5,479/month and 1BR rent takes up 20% of that. After rent, utilities, and groceries you have $3,899/month left.
Affordability Calculator · MO
Can I Afford to Live in St. Louis on $90K?
Real math for $90K/year in St. Louis, MO: taxes, rent, utilities, groceries, and how much is left. No filler.
Last updated: April 23, 2026
Monthly Budget Breakdown
| Line Item | Monthly |
|---|---|
| Gross income | $7,500 |
| Federal income tax (~22% effective) | −$1,650 |
| State income tax (Up to 4.95%) | −$371 |
| Take-home pay | $5,479 |
| 1BR rent (St. Louis median) | $1,100 |
| Utilities (avg) | $145 |
| Groceries (avg, 1 person) | $335 |
| Left after essentials | $3,899 |
Federal tax uses a rough effective rate. State tax: Up to 4.95%. Essentials = 1BR rent + utilities + groceries.
Affordability Verdict
Comfortably affordable
You're well within the 30% rule — room to save and spend on other things.
Your $90K salary leaves $3,899 per month after 1BR rent ($1,100), utilities ($145), and groceries ($335) in St. Louis.
What You Can Realistically Afford
Your 30% rent cap: $1,644/month
The standard guideline is to spend no more than 30% of take-home on rent. On $90K inSt. Louis, that's $1,644/month.
1-Bedroom: Within budget
$1,100/mo
20% of take-home
2-Bedroom: Within budget
$1,380/mo
25% of take-home solo
Buy a Home: Possible
$215K median
Your ceiling ~$234K · need $43K down
50/30/20 Budget for $90K in St. Louis
Based on $5,479/month take-home.
50% — Needs
$2,739
Rent, utilities, groceries, transport, insurance
30% — Wants
$1,644
Dining out, entertainment, subscriptions, hobbies
20% — Savings
$1,096
Emergency fund, retirement, investments
Frequently Asked Questions
Can I afford a 1-bedroom apartment in St. Louis on a $90K salary?
On $90K in St. Louis, your take-home is roughly $5,479/month after federal and state taxes. A 1BR averages $1,100/month, which is 20% of your take-home. That's within the recommended 30% rule.
What is the take-home pay for a $90K salary in St. Louis?
On a $90K gross salary in St. Louis, you pay roughly 22% in federal income tax and 5% in state income tax. That leaves approximately $5,479/month in take-home pay.
How much rent can I afford on $90K in St. Louis?
Using the 30% rule, your rent cap on $90K in St. Louis is $1,644/month. The median 1BR in St. Louis is $1,100, so you can comfortably afford a 1BR.
Can I buy a home in St. Louis on $90K?
On $90K in St. Louis, you can qualify for a mortgage up to roughly $234K based on a 28% payment-to-take-home ratio. The median home is $215K, so buying is within reach — but you'll need a $43K down payment (20%).