How many employees work at ICON?
ICON plc (ICLR) has approximately 40,845 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. ICON’s total headcount has grown 0.7% from 40,558 employees in 2023 to 40,845 in 2026.
Is ICON hiring right now?
Yes, ICON is actively hiring. ICON had 1,405 active job postings in 2026, a 21.4% increase from 2025 — see job openings & hiring trends.
About ICON’s Workforce
ICON plc (ICLR) is a Biotech and Healthcare Services company that employs 40,845 people worldwide as of March 2026. It is the 4th-largest by headcount among its peers. Founded in 1989, the company is headquartered in Dublin, Ireland and trades on the NASDAQ.
ICON's workforce has grown 0.7% from 2023 to 2026, though it is down 0.7% year over year in 2026. It fell to a low of 40,127 in 2025 Q2 before recovering. Its workforce is concentrated most in North America (22.6%), followed by South Asia (20.5%) and Northern Europe (11.9%).
ICON's functional groups are Finance and Operations (55.1%), Sales and Marketing (24.1%), and Engineering (20.9%), with Finance and Operations growing fastest (up 2.0%). The average salary is $61,540, ranging from a median of $106,000 in North America to $7,000 in South Asia, down 2.7% year over year in 2026.
ICON's active job postings rose 21.4% in 2026 to 1,405, with new postings per month cooling from 1,633 in 2023 to 1,061 in 2026. Overall employee sentiment is neutral and broadly stable.
Sourced from Revelio Labs workforce data.
- Ticker
- NASDAQ: ICLR
- Headquarters
- Dublin, Ireland
- Founded
- 1989
- Industry
- Biotech and Healthcare Services
- Employees
- 40,845
- YoY
- -0.7% (-94)
As of March 2026
ICON workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for ICON. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsICON Annual Employee Count (2023-2026)
- ICON had 40,845 employees in 2026, a 0.7% decline (-94) from 2025.
- ICON had 40,826 employees in 2025, a 1.3% decline (-982) from 2024.
- ICON had 41,808 employees in 2024, a 0.6% increase (+1,212) from 2023.
- ICON had 40,596 employees in 2023, a 0.1% increase (+562) from 2022.
ICON's total workforce has grown from 40,127 employees in 2025 to 40,845 in 2026. ICON's headcount peaked at 41,841 in 2024 before declining in 2025 and recovering through 2026.
ICON plc quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 40,845 | -94 | -0.7% |
| 2025 | Q4 | 40,826 | -982 | -1.3% |
| 2025 | Q3 | 40,402 | -1,439 | -1.9% |
| 2025 | Q2 | 40,127 | -1,244 | -2.0% |
| 2025 | Q1 | 40,939 | +39 | -0.5% |
| 2024 | Q4 | 41,808 | +1,212 | +0.6% |
| 2024 | Q3 | 41,841 | +1,142 | +0.6% |
| 2024 | Q2 | 41,371 | +813 | +0.2% |
| 2024 | Q1 | 40,900 | +734 | +0.3% |
| 2023 | Q4 | 40,596 | +562 | +0.1% |
| 2023 | Q3 | 40,699 | +825 | +0.8% |
| 2023 | Q2 | 40,558 | +1,168 | +1.4% |
See ICON's complete headcount history, including quarterly breakdowns.
Get the DataICON Employee Count by Region (2026)
North America accounts for the largest share of ICON's global workforce with approximately 23% of total employees, followed by South Asia and Northern Europe.
ICON employees by region
| Region | Employees | % of Total |
|---|---|---|
| North America | 8,991 | 22.6% |
| South Asia | 8,168 | 20.5% |
| Northern Europe | 4,749 | 11.9% |
| Eastern Europe | 3,899 | 9.8% |
| Western Europe | 3,053 | 7.7% |
| East Asia | 2,604 | 6.5% |
| Southern Europe | 2,357 | 5.9% |
| Central America and the Caribbean | 2,276 | 5.7% |
| South America | 1,603 | 4.0% |
| Southeast Asia | 673 | 1.7% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataICON Employee Count by Department (2026)
ICON's employee groups are Finance and Operations (55.1%), Sales and Marketing (24.1%), and Engineering (20.9%).
ICON employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 22,385 | 55.1% |
| Sales and Marketing | 9,779 | 24.1% |
| Engineering | 8,494 | 20.9% |
Compare ICON's department mix to industry peers.
See Full DataICON Employee Salary by Region (2026)
ICON's average employee salary is $61,540 globally. Employees in North America receive the highest compensation, with median pay approximately 1.7x the global average. Pay is lowest in South Asia, at a median of $7,000.
ICON median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $106,000 |
| Pacific Islands | $82,000 |
| Northern Europe | $80,000 |
| Western Europe | $80,000 |
| Arab States | $49,000 |
| Southern Europe | $48,000 |
| East Asia | $37,000 |
| Sub-Saharan Africa | $33,000 |
| Eastern Europe | $31,000 |
| Central and Western Asia | $29,000 |
| Southeast Asia | $20,000 |
| South America | $19,000 |
| Central America and the Caribbean | $18,000 |
| North Africa | $15,000 |
| South Asia | $7,000 |
Unlock salary by role, level, and city — and compare to ICON's industry peers.
Unlock Salary DataICON Job Openings and Hiring Trends (2023-2026)
- ICON had 1,405 active job postings in 2026, a 21.4% increase (-238) from 2025.
- ICON had 1,643 active job postings in 2025, a 26.0% increase (+378) from 2024.
- ICON had 1,265 active job postings in 2024, a 8.9% decline (-118) from 2023.
- ICON had 1,383 active job postings in 2023, a 42.5% increase from 2022.
- Hiring velocity in 2026: 1,061 new roles/month, down from 1,450 in 2025 and 1,010 in 2024.
ICON's active job postings rose 21.4% in 2026 to 1,405, with new postings per month cooling from 1,633 in 2023 to 1,061 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataICON Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across ICON's workforce based on public professional data. Overall sentiment is neutral and has held steady year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Unlock SentimentSimilar Companies
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Frequently Asked Questions About ICON
- How fast is ICON growing?
- In 2026, ICON's headcount shrank 0.7% to 40,845 employees, down from 40,939 in 2025.
- See the full headcount history
- Where are ICON employees located?
- Most ICON employees are based in North America (22.6% of headcount), followed by South Asia and Northern Europe.
- Explore where the workforce is based
- What is the average salary at ICON?
- The average employee salary at ICON is approximately $61.5k per year.
- Analyze the salary distribution
- How many new job postings does ICON open per year?
- In Q1 2026, ICON opened 3,182 new job postings. In 2025, ICON opened 17,397 new job postings — about 1,450 per month.
- Track hiring trends by role
- When was ICON founded and where is it headquartered?
- ICON was founded in 1989 and is headquartered in Dublin, Ireland.
- Compare ICON to industry peers
Speak with a workforce expert about ICON.
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