St. Joseph vs Washington-Arlington-Alexandria

Cost of living comparison based on BEA Regional Price Parities. Washington-Arlington-Alexandria is 26% more expensive than St. Joseph.

What This Comparison Actually Tells You

The Bureau of Economic Analysis indexes St. Joseph, MO-KS at an overall Regional Price Parity of 86.4 and Washington-Arlington-Alexandria, DC-VA-MD-WV at 108.9, using the U.S. national average of 100 as the reference point. That puts Washington-Arlington-Alexandria 26% more expensive than St. Joseph on a blended basket of goods, services, and rents. The raw index gap of 22.5 points matters more than the headline comparison because it flows directly into salary-equivalent math that families use for relocation, job offers, and remote-work arbitrage decisions.

Inside the breakdown, St. Joseph indexes goods at 94.2, services at 88.3, and rents at 55.4, while Washington-Arlington-Alexandria comes in at 104.8, 106.7, and 151.1 on the same three categories. The rent line carries the largest weight in the BEA methodology, so a metro with a higher rent index almost always ends up more expensive overall - Washington-Arlington-Alexandria carries the heavier rent load here, and that tends to dominate household budget experience on the ground.

In salary terms, a $100,000 income in St. Joseph has the same purchasing power as $126,049 in Washington-Arlington-Alexandria based on these indexes. The two metros serve populations of roughly 120,609 (St. Joseph) and 6,263,796 (Washington-Arlington-Alexandria), and median household incomes are $62,900 versus $123,896 respectively - so the right way to read this comparison is never the index alone, but the ratio of your expected local salary to the rent and services mix. For any serious relocation or remote-work decision, pair this BEA comparison with BLS occupation-specific wage data, HUD Fair Market Rent tables, and state tax treatment before committing.

St. Joseph
86.4
Cost Index
Washington-Arlington-Alexandria
108.9
Cost Index

Category Breakdown

Category St. Joseph Washington-Arlington-Alexandria Difference
Overall 86.4 108.9 +22.5
Goods 94.2 104.8 +10.7
Services 88.3 106.7 +18.4
Rents 55.4 151.1 +95.8

Visual Comparison

Overall
St. Joseph
86.4
Washington-Arlington-Alexandria
108.9
Goods
St. Joseph
94.2
Washington-Arlington-Alexandria
104.8
Services
St. Joseph
88.3
Washington-Arlington-Alexandria
106.7
Rents
St. Joseph
55.4
Washington-Arlington-Alexandria
151.1

Vertical line = national average (100)

Salary Equivalents

What a salary in St. Joseph would need to be in Washington-Arlington-Alexandria for the same purchasing power:

In St. Joseph In Washington-Arlington-Alexandria Difference
$50,000 $63,025 +$13,025
$75,000 $94,537 +$19,537
$100,000 $126,049 +$26,049
$150,000 $189,074 +$39,074

Use the salary calculator for custom amounts.

Metro Context

Metric St. Joseph Washington-Arlington-Alexandria
Population 120,609 6,263,796
Median Income $62,900 $123,896
Data Year 2024 2024

Frequently Asked Questions

Is Washington-Arlington-Alexandria more expensive than St. Joseph?
Washington-Arlington-Alexandria is 26% more expensive than St. Joseph. The overall cost index is 108.9 vs 86.4 (national average = 100).
What salary in Washington-Arlington-Alexandria equals $100K in St. Joseph?
A $100,000 salary in St. Joseph has the same purchasing power as $126,049 in Washington-Arlington-Alexandria. This is based on the BEA Regional Price Parity indexes.
How do rents compare between St. Joseph and Washington-Arlington-Alexandria?
Rents in St. Joseph are indexed at 55.4 while Washington-Arlington-Alexandria is at 151.1 (national average = 100). Washington-Arlington-Alexandria has higher rents.

Source: Bureau of Economic Analysis, Regional Price Parities (2024). Index where national average = 100.

Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainCost Editorial