About Suffolk County
Suffolk County is a mid-sized city located in United States, in the Massachusetts region. According to the latest available data (2026), the population of Suffolk County is approximately 797,936 residents, making it the #81 most populous city in United States.
Globally, Suffolk County ranks #2,317 among the world's most populated cities.
Suffolk County City Statistics
| City | Suffolk County |
| Country |  United States |
| Population | 797,936 |
| Global Rank | #2,317 |
| Rank in United States | #81 of 867 cities |
| City Category | mid-sized city |
| Region | Massachusetts |
| Latitude | 42.3349 |
| Longitude | -71.0735 |
| Data Year | 2026 |
Population Comparison
To put Suffolk County's population of 797,936 into perspective:
- Suffolk County has over 797,000 residents.
Where is Suffolk County Located?
Suffolk County is located in United States, in the Massachusetts region, at coordinates 42.3349° latitude and -71.0735° longitude. Located in the mid-latitudes, Suffolk County experiences distinct four-season weather patterns.
Nearby Cities
Other Cities in United States
Largest Cities in United States
| # | City | Population |
|---|---|---|
| 1 | Harris County | 4,731,145 |
| 2 | Los Angeles | 3,898,747 |
| 3 | San Diego County | 3,298,634 |
| 4 | Brooklyn | 2,736,074 |
| 5 | Miami-Dade County | 2,701,767 |
Frequently Asked Questions
What is the population of Suffolk County?
The population of Suffolk County is approximately 797,936 residents according to the latest available data (2026).
Where is Suffolk County located?
Suffolk County is located in United States at approximately 42.3349° latitude and -71.0735° longitude.
Is Suffolk County one of the largest cities in United States?
With a population of 797,936, Suffolk County is one of the notable urban areas in United States. It ranks #81 out of 867 cities in the country.
