Suffolk County, NY
Demographics & Statistics
Updated: 2025-10-25
Updated: 2025-10-25
Life in Suffolk County research summary. HomeSnacks has been researching the quality of life in Suffolk County over the past eight years using Census data, FBI crime data, cost of living data, and other primary sources. Based on the most recently available data, we found the following about life in Suffolk County:
The population in Suffolk County is 1,525,680.
The median home value in Suffolk County is $700,199.
The median income in Suffolk County is $128,329.
The median rent in Suffolk County is $2,190.
The unemployment rate in Suffolk County is 4.6%.
The poverty rate in Suffolk County is 6.4%.
The average high in Suffolk County is 59.0° and there are 110.4 inches of rainfall annually.
The average high in Suffolk County is 59.0°.
There are 87.24 nice days each year.
Expect an average of 110.4 inches of rain each year with 9.4 inches of snow.
There is an average of 5:10 hours of sun each day in Suffolk County.
| Stat | Suffolk County |
|---|---|
| Mean High | 59.0 |
| Nice Days | 87.24 |
| Rainfall | 110.4 |
| Snowfall | 9.4 |
| Sunny Hours | 5:10 |
The current population in Suffolk County is 1,525,680. The population has increased 2.6% from 2019.
| Year | Population | % Change |
|---|---|---|
| 2023 | 1,522,998 | 2.8% |
| 2022 | 1,481,364 | -0.2% |
| 2021 | 1,483,832 | - |
Suffolk County is 50.4% female with 769,129 female residents.
Suffolk County is 49.6% male with 756,551 male residents.
| Gender | Suffolk County | NY | USA |
|---|---|---|---|
| Female | 50.4% | 51.2% | 50.5% |
| Male | 49.6% | 48.8% | 49.5% |
Suffolk County is:
63.2% White with 963,469 White residents.
6.8% African American with 104,372 African American residents.
0.2% American Indian with 2,320 American Indian residents.
4.2% Asian with 64,434 Asian residents.
0.0% Hawaiian with 215 Hawaiian residents.
0.7% Other with 11,348 Other residents.
2.7% Two Or More with 40,592 Two Or More residents.
22.2% Hispanic with 338,930 Hispanic residents.
| Race | Suffolk County | NY | USA |
|---|---|---|---|
| White | 63.2% | 53.4% | 58.2% |
| African American | 6.8% | 13.6% | 12.0% |
| American Indian | 0.2% | 0.2% | 0.5% |
| Asian | 4.2% | 8.8% | 5.7% |
| Hawaiian | 0.0% | 0.0% | 0.2% |
| Other | 0.7% | 0.9% | 0.5% |
| Two Or More | 2.7% | 3.4% | 3.9% |
| Hispanic | 22.2% | 19.6% | 19.0% |
3.1% of households in Suffolk County earn Less than $10,000.
1.6% of households in Suffolk County earn $10,000 to $14,999.
3.4% of households in Suffolk County earn $15,000 to $24,999.
3.8% of households in Suffolk County earn $25,000 to $34,999.
5.9% of households in Suffolk County earn $35,000 to $49,999.
10.6% of households in Suffolk County earn $50,000 to $74,999.
10.2% of households in Suffolk County earn $75,000 to $99,999.
19.6% of households in Suffolk County earn $100,000 to $149,999.
15.4% of households in Suffolk County earn $150,000 to $199,999.
26.5% of households in Suffolk County earn $200,000 or more.
| Income | Suffolk County | NY | USA |
|---|---|---|---|
| Less than $10,000 | 3.1% | 5.7% | 4.9% |
| $10,000 to $14,999 | 1.6% | 4.1% | 3.6% |
| $15,000 to $24,999 | 3.4% | 6.5% | 6.6% |
| $25,000 to $34,999 | 3.8% | 6.2% | 6.8% |
| $35,000 to $49,999 | 5.9% | 9.1% | 10.4% |
| $50,000 to $74,999 | 10.6% | 13.8% | 15.7% |
| $75,000 to $99,999 | 10.2% | 11.4% | 12.7% |
| $100,000 to $149,999 | 19.6% | 16.8% | 17.4% |
| $150,000 to $199,999 | 15.4% | 10.1% | 9.3% |
| $200,000 or more | 26.5% | 16.4% | 12.6% |
6.0% of adults in Suffolk County completed < 9th grade.
4.0% of adults in Suffolk County completed 9-12th grade.
25.0% of adults in Suffolk County completed high school / ged.
16.0% of adults in Suffolk County completed some college.
10.0% of adults in Suffolk County completed associate's degree.
21.0% of adults in Suffolk County completed bachelor's degree.
13.0% of adults in Suffolk County completed master's degree.
3.0% of adults in Suffolk County completed professional degree.
2.0% of adults in Suffolk County completed doctorate degree.
| Education | Suffolk County | NY | USA |
|---|---|---|---|
| < 9th Grade | 6% | 5% | 5% |
| 9-12th Grade | 4% | 6% | 6% |
| High School / GED | 25% | 25% | 26% |
| Some College | 16% | 15% | 19% |
| Associate's Degree | 10% | 9% | 9% |
| Bachelor's Degree | 21% | 22% | 21% |
| Master's Degree | 13% | 13% | 10% |
| Professional Degree | 3% | 3% | 2% |
| Doctorate Degree | 2% | 2% | 2% |
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