H-1B Salaries in Central Islip, NY

39 certified filings · Average: $91,066

According to TheRealSalaries.com analysis of official US Department of Labor filings (October 2024 - December 2025), the average H-1B salary in Central Islip, NY is $91,066 — 25% below the national median of $121,514. Based on 39 certified filings from employers in the city.

Section 1
$91,066
Average
$45,532
Minimum
$182,131
Maximum
39
Filings

Top Employers in Central Islip

CompanyAvg. SalaryFilings
ASCENT PHARMACEUTICALS, INC. $82,044 27
INVAGEN PHARMACEUTICALS, INC. $111,364 12
Section 2

Top Roles in Central Islip

Job TitleAvg. SalaryFilings
Quality Control Chemist $75,250 7
Analytical Chemist $70,870 10
Quality Assurance Chemist $70,595 5

Compare with Other Cities

Parsippany, NJ
$123,395
924 filings
Ashburn, VA
$128,846
819 filings
Newark, NJ
$131,170
992 filings
Rochester, NY
$100,955
769 filings
Wilmington, DE
$131,893
1,619 filings
Section 3
Source: US Department of Labor LCA Disclosure Data. Updated: Q1 FY2025.

Related: H-1B prevailing wage levels explained · all cities