Market analysis

Grocery Price Index™

The Datasembly Grocery Price Index™ provides the broadest set of standard metrics for tracking and understanding pricing trends in the grocery industry.


Datasembly’s Grocery Price™ Index measures weekly changes in pricing for grocery products using data collected from over 150,000 stores and over 200 retail banners that span over 30,000 zip codes across the United States. The index leverages Datasembly’s unparalleled product data, which collects over two billion product prices daily, with hyper-locality that is second to none.

Insights From Datasembly

For the month of December, inflation was at .35%, which capped off a year of unprecedented grocery inflation.  Grocery inflation hasn’t had a double digit annual increase since 1979… until now. Using Datasembly’s Grocery Price Index, 2022’s grocery inflation was compared to the prior two years, and the results were as follows:

  • 2020: 1.1%
  • 2021: 6.2% 
  • 2022: 16.3%

National Overview

Throughout the year we identified dramatic differences across the food categories Nationwide.  Frozen food reported the highest percentage of inflation with a 21.3% increase while alcohol remained interestingly steady with the lowest increase of 4.2%. 

Urban vs. Rural

The major differences we found between Large Central Metro areas vs Noncore Rural areas for 2022 were the following:

  • The largest difference was in the Bakery category.  The 2022 increase in Large Central Metro areas was 20.1% but in Noncore rural areas, the increase was 21.8% which is a 1.7% difference.
  • Frozen Foods increased 22% in Large Central Metro areas but in Noncore rural areas, the increase was 20.7% which is a 1.3% difference.
  • Snacks | Cookies | Chips increased 17.4% in Large Central metro areas but in Noncore rural areas, the increase was 18.6% which is a 1.2% difference.

The Power of Datasembly

Datasembly provides access to billions of grocery & retail pricing records from every store at hundreds of retailers. Our proprietary technology platform allows you to obtain (and share) hyperlocal pricing, promotions, and assortment insight. Gain the information your organization needs to make real-life business decisions quicker, smarter, and more efficiently