Build your monthly budget for Saint Louis. The calculator is pre-filled with realistic local expenses, including $1,100 average rent, so you can see your savings rate against the 50/30/20 rule.
Last updated: May 2026 · Data: MIT Living Wage Calculator, C2ER, U.S. Census, BLS, IRS, state and city sources
Saint Louis has a cost-of-living index of 86 (US average = 100). Housing is usually the largest line item, with average 1-bedroom rent near $1,100/month. The estimates below are pre-filled in the calculator and scaled to local costs.
| Expense Category | Typical Saint Louis Amount |
|---|---|
| Housing (1-bedroom rent) | $1,100/month |
| Food (single person) | $375/month |
| Transportation | $475/month |
| Utilities & Internet | $160/month |
| Healthcare & Insurance | $320/month |
| Personal & Entertainment | $200/month |
| Recommended Savings | 15%+ of gross income |
| Emergency Fund Target | 3 to 6 months of expenses |
St. Louis sits at the confluence of the Missouri and Mississippi rivers, with an economy built on healthcare and bioscience (including a major plant-science cluster), financial services, aerospace and defense led by Boeing, brewing, and higher education at Washington University.
| Local Metric | Saint Louis (2026 estimate) |
|---|---|
| Metro population | 300,000 |
| County / jurisdiction | the City of St. Louis |
| Cost of living index (US avg = 100) | 86 |
| MIT living wage, single adult | $19.00/hour |
| MIT living wage, one earner supporting a family of four | $38.50/hour |
| Applicable minimum wage | $12.30/hour |
| Average rent, 1-bedroom | $1,100/month |
| Average rent, 2-bedroom | $1,350/month |
| Median home price | $230,000 |
| Median household income | $52,000/year |
| Combined sales tax rate | 9.679% |
| Effective property tax rate | 1.2% of value/year |
Local figures are 2026 estimates compiled from the MIT Living Wage Calculator, the C2ER Cost of Living Index, U.S. Census and Zillow housing data, and city and county sources. Verify current figures before relying on them.
With a cost-of-living index of 86 (US average = 100) and average 1-bedroom rent near $1,100/month, a single adult in Saint Louis typically needs take-home pay of at least $3,400/month to cover needs and save. The MIT living wage for a single adult is about $19.00/hour.
Split after-tax income into 50% needs (housing, food, utilities, transport, minimum debt), 30% wants, and 20% savings and extra debt payoff. In a high-cost city like Saint Louis, the needs share often runs above 50%, so protect the 20% savings target.
Average rent in Saint Louis is about $1,100 for a 1-bedroom and $1,350 for a 2-bedroom. A common guideline keeps rent under 30% of gross income, though that is difficult in higher-cost metros.
Based on the local cost-of-living index, typical monthly expenses in Saint Louis run around $1,100 housing, $375 food, $475 transportation, and $160 utilities for a single person. The calculator is pre-filled with these estimates.
Aim for three to six months of essential expenses. In Saint Louis, with monthly needs around $2,430, that is roughly $7,290 to $14,580.