Grocery Stores in Nassau County, NY — Market Data (2023)
452 grocery stores operate in Nassau County, NY, based on 2023 U.S. Census Bureau County Business Patterns (CBP) data — the same establishment counts the federal government uses for economic statistics.
Market density
That works out to 3.271 establishments per 10,000 residents, 77.7% above the national average of 1.8409 per 10,000 residents for grocery stores. Markets with lower density have fewer competitors per capita; markets with higher density have more.
Market data
| Metric | Value |
|---|---|
| Establishments | 452 |
| Density (per 10,000 residents) | 3.271 |
| Employment | 12,742 |
| Annual payroll | $432,914,000 |
| Average business size (employees/establishment) | 28.2 |
| County population (2023) | 1,381,715 |
Less saturated nearby markets
These counties have a lower grocery stores density than Nassau County — fewer competitors per capita for the same industry.
- Suffolk County, NY: 2.652 per 10,000 residents (404 establishments)
- Cook County, IL: 2.644 per 10,000 residents (1,345 establishments)
- Alameda County, CA: 2.509 per 10,000 residents (407 establishments)
- Miami-Dade County, FL: 2.293 per 10,000 residents (616 establishments)
See the full Grocery Stores by county ranking for all 45 counties with available data.
Frequently asked questions
How many grocery stores are there in Nassau County, NY?
452 grocery stores operate in Nassau County, NY, according to 2023 U.S. Census Bureau County Business Patterns data.
Is the grocery stores market in Nassau County, NY saturated compared to the national average?
Nassau County, NY has 3.271 grocery stores per 10,000 residents, which is 77.7% above the national average of 1.8409 per 10,000 residents. That means more competitors per capita than the typical U.S. county.
What is the average size of a grocery store business in Nassau County, NY?
The average grocery store business in Nassau County, NY has about 28.2 employees (12,742 total employment ÷ 452 establishments).
Are there less saturated nearby markets for grocery stores?
Yes — Suffolk County, NY has a lower density (2.652 per 10,000 residents) than Nassau County, NY, along with 3 other nearby counties listed below.