This was 20.4 percent lower than the state average of 46.3 percent. In 2020 the total municipality population reached 33,591.
76 percent of the population had at least a high school diploma or the equivalent.
Degree distribution in Central Islip for 2020*
Degree | Number of people | Percentage of population |
---|---|---|
No degree | 5,186 | 24 |
Regular high school diploma | 5,541 | 25.7 |
GED or alternative credential | 772 | 3.6 |
Some college, less than 1 year | 2,115 | 9.8 |
Some college, 1 or more years, no degree | 2,384 | 11 |
Associate's degree | 1,602 | 7.4 |
Bachelor's degree | 2,447 | 11.3 |
Master's degree | 1,217 | 5.6 |
Professional school degree | 198 | 0.9 |
Doctorate degree | 127 | 0.6 |