dayblip

Washington DC vs St. Louis

Cost of living comparison — C2ER 2024-2025 data

Compare a different city:

VS

QUICK ANSWER

St. Louis is 42% cheaper than Washington DC overall.Washington DC has a cost of living index of 152 vs St. Louis at 88 (national average = 100). The biggest difference is housing Washington DC costs 68% more.

Pierre
Built by Pierre — MBA, Business Strategist & AI Consultant, Founder of DayblipAbout the author →
Washington DC
DC
152
COLI index
VS
St. Louis
MO
88
COLI index

Category Breakdown

CategoryWashington DCSt. LouisDifference
Overall COLI15288-42%
Housing25280-68%
Groceries110101-8%
Transport112100-11%
Healthcare105102-3%
Utilities115107-7%

Median 1BR Rent

Washington DC
$2,400/mo
St. Louis
$1,050/mo

Median Home Price

Washington DC
$640,000
St. Louis
$205,000

Median Household Income

Washington DC
$93,511
St. Louis
$48,438

Share Your Result

Surprised by this number? Share it with friends and family

Frequently Asked Questions

St. Louis is cheaper to live in overall. Washington DC has a cost of living index of 152 while St. Louis has an index of 88, where 100 represents the US national average. St. Louis is 42% cheaper than Washington DC overall.

The median 1-bedroom rent in Washington DC is $2,400 per month compared to $1,050 in St. Louis. The median home price in Washington DC is $640,000 versus $205,000 in St. Louis. Housing is typically the largest factor in cost of living differences between cities.

Washington DC has a cost of living index of 152 and St. Louis has an index of 88, both measured against a US national average of 100. An index above 100 means more expensive than the national average — below 100 means cheaper.

To maintain the same purchasing power as a salary in Washington DC, multiply by 0.58. For example a $75,000 salary in Washington DC is equivalent to approximately $43,421 in St. Louis.

Washington DC has a median household income of $93,511 per year versus $48,438 in St. Louis. Higher incomes must be weighed against cost of living. Use the Dayblip salary tools to see specific job salaries in both cities.

Whether moving from Washington DC to St. Louis is worthwhile depends on your salary, lifestyle, and priorities. St. Louis is 42% cheaper overall — with the biggest difference in housing. Use the Dayblip cost of living calculator to enter your specific salary and see the exact dollar impact.

Last updated: June 2026

Methodology: Cost of living indices from C2ER Cost of Living Index 2024-2025. Rent data from Zillow December 2024. Home price data from Zillow Home Value Index December 2024. Household income from US Census Bureau ACS 2023. National average COLI = 100. Data updated annually.