What Is The Population Of Suffolk County? 

Today we will know the population of Suffolk County. Suffolk County is located in the United States of New York. According to some surveys, Suffolk County overall is a very safe place and it is family-friendly. Public schools are more compacted than the city and it has a comfortable space. Suffolk County is home to the scientific innovations at Brookhaven National Lab, Stoney Brook University, and the high-tech Route 110 corridor. Traditional family farms and wineries in Suffolk County’s rural East End make it the biggest agricultural county in New York State. Now, let’s begin and know the population of Suffolk County. 

What Is The Population Of Suffolk County? 

The population of Suffolk County is 1,463,910 as of 2022. The growth rate of the population of Suffolk County NY is -0.29% in the past year according to the most recent United States census data. Suffolk County is the 5th largest county in the New York state of America. In the year 2010, the population was 1,494,340 and has seen a growth of -2.04% since this time. In Suffolk, 49.19%are males, and 50.81% are females. The US-born citizens make up 83.09% of the resident’s pool in Suffolk County, while non-US-born citizens account for 10.75%. Additionally, 6,16% of the population is represented by non-citizens. The population of Suffolk county long island is 7.647 million as of 2019. 

Now, you know what is the population of Suffolk County NY, let me tell you about the population of other cities in New York. 

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Population Of Suffolk County By City 

knowing the population of Suffolk County New York isn’t sufficient you should know about the population of neighboring cities of Suffolk County too. The most populated city in Suffolk County is Brookhaven with a population of 485,773 and its population density is 1,873.4 sq mi. The most densely populated city in Suffolk is Islip with a density of 3,275.9 sq mi and a population of 339,938. To know the population of other cities reads the table given below. 

Name Of City  Population  Density Per Sq/m 
Babylon  200000 61.89 
Brookhaven  485773 1873.4
East Hampton  1083 237.79
Huntington  203264 2162
Islip  339938 3275.9
Riverhead  35902 532.43
Shelter Island  3253 266.86
Smithtown  26470 2200
Southampton  69036 495.98
Southold  23732 441.36

Population Of Suffolk County As Per Year 

When you observe the population of Suffolk County for the last 10 to 12 years, you will see that there is little growth annually. Or you can say there is steady growth. You can see there is no change in the first two digits, only the last five digits are changing within years. Here is the table showing the values of the population of Suffolk County New York from 2010 to 2021. 

Year  Population 
2021 1468140
2020 1472370
2019 1476600
2018 1480830
2017 1483360
2016 1486410
2015 1491970
2014 1495520
2013 1497350
2012 1496980
2011 1498890
2010 1494340

Facts About Population Of Suffolk County 

The facts about the population of Suffolk County are 

  • The highest rate of high school graduation is among white people with a rate of 94.99%. 
  • The highest rate of bachelor’s degrees is among Asian people with a rate of 59.03%. 
  • In Suffolk County, 77.53% of the total population residents speak only the English language, while the remaining 22.14% of residents speak other languages. 

Let’s find some more similar topics like these by visiting Populationzone


How Large Is Suffolk County NY?

According to the U.S. Census Bureau, the county has an area of 2,373 square miles (6,150 km2), of which 912 square miles (2,360 km2) is land and 1,461 square miles (3,780 km2) (62%) is water. It is the second-largest county in New York by total area and occupies 66% of the land area of Long Island.

What Is Suffolk County Famous For?

Suffolk County is home to some of the most gorgeous beaches in the state of New York. It also boasts popular tourist spots like the Hamptons, Fire Island, and Montauk.

Is Suffolk County Safe?

Suffolk County is in general a very safe place to visit, as is most of Long Island. However, some areas have problems with gang activity. It is wise to avoid sections of North Amityville, Central Islip, Brentwood, and Wyandanch at night.

Where Is The Safest Place In Suffolk?

There are safer parts of Suffolk, starting with Kesgrave which ranks as the safest area in Suffolk, followed up by Carlton Colville in second place, and Hadleigh in third place.

What Percent Of Suffolk County Is Black?

Race & Ethnicity

The largest Suffolk County racial/ethnic groups are White (66.4%) followed by Hispanic (19.9%) and Black (6.9%).

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Is Suffolk County Bigger Than Nassau County?

Suffolk County has twice the area of Nassau County but it is much more densely populated. When the population of all 4 counties are combined, Long Island has a population greater than 38 states in the country. If it were a country, it would by the 96th most populated ahead of Israel.

Which State In India Has Best Salary?

In 2022, the state of Uttar Pradesh in India has the highest average monthly salary of about 21 thousand Indian rupees. In contrast, Lakshadweep has the lowest average monthly salary of 14.26 thousand rupees during the same year.

Is Suffolk County The Most Expensive Place To Live?

Long Island’s Nassau and Suffolk counties collectively took the top spot in the rankings by data search engine FindTheBest. Those counties are 55 percent pricier than the average U.S. city, the report said.


After reading this article you became well aware of Suffolk County’s population as well as the population of various cities located in Suffolk County. In Suffolk County, the race most likely to be in poverty is native, with 11.66% below the poverty level. While the race least likely to be in poverty is other, with Nan% below the poverty level. Also, the age group where males are most likely to be married is 45 to 54, while the female age group most likely to be married is also 45 to 54. So, this was all about the population of Suffolk County. 

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