Decatur vs Atlanta-Sandy Springs-Roswell

Cost of living comparison based on BEA Regional Price Parities. Atlanta-Sandy Springs-Roswell is 14.7% more expensive than Decatur.

What This Comparison Actually Tells You

The Bureau of Economic Analysis indexes Decatur, AL at an overall Regional Price Parity of 87.2 and Atlanta-Sandy Springs-Roswell, GA at 100.1, using the U.S. national average of 100 as the reference point. That puts Atlanta-Sandy Springs-Roswell 14.7% more expensive than Decatur on a blended basket of goods, services, and rents. The raw index gap of 12.8 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, Decatur indexes goods at 96.4, services at 84.7, and rents at 58.1, while Atlanta-Sandy Springs-Roswell comes in at 100.4, 96.2, and 111.0 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 - Atlanta-Sandy Springs-Roswell 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 Decatur has the same purchasing power as $114,730 in Atlanta-Sandy Springs-Roswell based on these indexes. The two metros serve populations of roughly 156,924 (Decatur) and 6,176,937 (Atlanta-Sandy Springs-Roswell), and median household incomes are $63,987 versus $86,338 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.

Decatur
87.2
Cost Index
Atlanta-Sandy Springs-Roswell
100.1
Cost Index

Category Breakdown

Category Decatur Atlanta-Sandy Springs-Roswell Difference
Overall 87.2 100.1 +12.8
Goods 96.4 100.4 +4.0
Services 84.7 96.2 +11.5
Rents 58.1 111.0 +53.0

Visual Comparison

Overall
Decatur
87.2
Atlanta-Sandy Springs-Roswell
100.1
Goods
Decatur
96.4
Atlanta-Sandy Springs-Roswell
100.4
Services
Decatur
84.7
Atlanta-Sandy Springs-Roswell
96.2
Rents
Decatur
58.1
Atlanta-Sandy Springs-Roswell
111.0

Vertical line = national average (100)

Salary Equivalents

What a salary in Decatur would need to be in Atlanta-Sandy Springs-Roswell for the same purchasing power:

In Decatur In Atlanta-Sandy Springs-Roswell Difference
$50,000 $57,365 +$7,365
$75,000 $86,047 +$11,047
$100,000 $114,730 +$14,730
$150,000 $172,094 +$22,094

Use the salary calculator for custom amounts.

Metro Context

Metric Decatur Atlanta-Sandy Springs-Roswell
Population 156,924 6,176,937
Median Income $63,987 $86,338
Data Year 2024 2024

Frequently Asked Questions

Is Atlanta-Sandy Springs-Roswell more expensive than Decatur?
Atlanta-Sandy Springs-Roswell is 14.7% more expensive than Decatur. The overall cost index is 100.1 vs 87.2 (national average = 100).
What salary in Atlanta-Sandy Springs-Roswell equals $100K in Decatur?
A $100,000 salary in Decatur has the same purchasing power as $114,730 in Atlanta-Sandy Springs-Roswell. This is based on the BEA Regional Price Parity indexes.
How do rents compare between Decatur and Atlanta-Sandy Springs-Roswell?
Rents in Decatur are indexed at 58.1 while Atlanta-Sandy Springs-Roswell is at 111.0 (national average = 100). Atlanta-Sandy Springs-Roswell 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