Washington-Arlington-Alexandria vs Sioux Falls

Cost of living comparison based on BEA Regional Price Parities. Sioux Falls is 16.8% less expensive than Washington-Arlington-Alexandria.

What This Comparison Actually Tells You

The Bureau of Economic Analysis indexes Washington-Arlington-Alexandria, DC-VA-MD-WV at an overall Regional Price Parity of 108.9 and Sioux Falls, SD-MN at 90.6, using the U.S. national average of 100 as the reference point. That puts Sioux Falls 16.8% less expensive than Washington-Arlington-Alexandria on a blended basket of goods, services, and rents. The raw index gap of 18.3 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, Washington-Arlington-Alexandria indexes goods at 104.8, services at 106.7, and rents at 151.1, while Sioux Falls comes in at 95.5, 80.7, and 77.6 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 Washington-Arlington-Alexandria has the same purchasing power as $83,236 in Sioux Falls based on these indexes. The two metros serve populations of roughly 6,263,796 (Washington-Arlington-Alexandria) and 293,107 (Sioux Falls), and median household incomes are $123,896 versus $81,418 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.

Washington-Arlington-Alexandria
108.9
Cost Index
Sioux Falls
90.6
Cost Index

Category Breakdown

Category Washington-Arlington-Alexandria Sioux Falls Difference
Overall 108.9 90.6 -18.3
Goods 104.8 95.5 -9.4
Services 106.7 80.7 -26.0
Rents 151.1 77.6 -73.5

Visual Comparison

Overall
Washington-Arlington-Alexandria
108.9
Sioux Falls
90.6
Goods
Washington-Arlington-Alexandria
104.8
Sioux Falls
95.5
Services
Washington-Arlington-Alexandria
106.7
Sioux Falls
80.7
Rents
Washington-Arlington-Alexandria
151.1
Sioux Falls
77.6

Vertical line = national average (100)

Salary Equivalents

What a salary in Washington-Arlington-Alexandria would need to be in Sioux Falls for the same purchasing power:

In Washington-Arlington-Alexandria In Sioux Falls Difference
$50,000 $41,618 $-8,382
$75,000 $62,427 $-12,573
$100,000 $83,236 $-16,764
$150,000 $124,854 $-25,146

Use the salary calculator for custom amounts.

Metro Context

Metric Washington-Arlington-Alexandria Sioux Falls
Population 6,263,796 293,107
Median Income $123,896 $81,418
Data Year 2024 2024

Frequently Asked Questions

Is Sioux Falls more expensive than Washington-Arlington-Alexandria?
Sioux Falls is 16.8% less expensive than Washington-Arlington-Alexandria. The overall cost index is 90.6 vs 108.9 (national average = 100).
What salary in Sioux Falls equals $100K in Washington-Arlington-Alexandria?
A $100,000 salary in Washington-Arlington-Alexandria has the same purchasing power as $83,236 in Sioux Falls. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Washington-Arlington-Alexandria and Sioux Falls?
Rents in Washington-Arlington-Alexandria are indexed at 151.1 while Sioux Falls is at 77.6 (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

Every figure on PlainCost is rendered directly from BEA Regional Price Parity source data, no number is typed in by an editor. This page draws directly on BEA Regional Price Parity source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, our changelog, or report a data error. Data current as of 2026-05-15. Rankings measure the published cost-of-living index only; we don't recommend where to live or rate any metro's quality of life.