Merck & Co.'s Number of Employees
- In fiscal year 2025, the total number of employees at Merck & Co. was 75,000. The employee count increased by 3,000 from 72,000 (in 2024) to 75,000 (in 2025). It represents a 4.17% year-over-year growth.
- The highest number of employees at Merck & Co. was 75,000 in fiscal year 2025.
- The lowest number of employees was 68,000 in fiscal year 2022.
- The average number of employees was 70,300.
- An Employee is any individual who renders service to the business as per the mutual agreement in exchange for a fixed remuneration. Refer to our glossary for more details, examples, and formulas.
Over the past 10 years (2016-2025):
Learn more about Merck & Co.'s Revenue by Segment and Revenue by Region.
Check out competitors to Merck & Co. in a side-by-side comparison.
Explore additional financial metrics for Merck & Co..
Definition of employee :
Merck & Co.'s Employees Trend
| 2015 | 70000 |
|---|---|
| 2016 | 68000 |
| 2017 | 68000 |
| 2018 | 69000 |
| 2019 | 69000 |
| 2020 | 71000 |
| 2021 | 74000 |
| 2022 | 68000 |
| 2023 | 69000 |
| 2024 | 72000 |
| 2025 | 75000 |
2025
Merck & Co.'s number of employees was 75,000 in fiscal year 2025.
2024
Merck & Co.'s number of employees was 72,000 in fiscal year 2024.
2023
Merck & Co.'s number of employees was 69,000 in fiscal year 2023.
2022
Merck & Co.'s number of employees was 68,000 in fiscal year 2022.
2021
Merck & Co.'s number of employees was 74,000 in fiscal year 2021.
2020
Merck & Co.'s number of employees was 71,000 in fiscal year 2020.
2019
Merck & Co.'s number of employees was 69,000 in fiscal year 2019.
2018
Merck & Co.'s number of employees was 69,000 in fiscal year 2018.
2017
Merck & Co.'s number of employees was 68,000 in fiscal year 2017.
2016
Merck & Co.'s number of employees was 68,000 in fiscal year 2016.
Merck & Co.'s Employees (Year-over-Year Change)
| 2015 | 0 |
|---|---|
| 2016 | -2.86 |
| 2017 | 0 |
| 2018 | 1.47 |
| 2019 | 0 |
| 2020 | 2.9 |
| 2021 | 4.23 |
| 2022 | -8.11 |
| 2023 | 1.47 |
| 2024 | 4.35 |
| 2025 | 4.17 |
2025
Merck & Co.'s number of employees
increased 4.17
%
during fiscal year 2025
compared to 2024.
It represents a increase of
3,000 employees from
72,000 (in
2024)
to 75,000 (in
2025).
2024
Merck & Co.'s number of employees
increased 4.35
%
during fiscal year 2024
compared to 2023.
It represents a increase of
3,000 employees from
69,000 (in
2023)
to 72,000 (in
2024).
2023
Merck & Co.'s number of employees
increased 1.47
%
during fiscal year 2023
compared to 2022.
It represents a increase of
1,000 employees from
68,000 (in
2022)
to 69,000 (in
2023).
2022
Merck & Co.'s number of employees
decreased -8.11
%
during fiscal year 2022
compared to 2021.
It represents a decline of
6,000 employees from
74,000 (in
2021)
to 68,000 (in
2022).
2021
Merck & Co.'s number of employees
increased 4.23
%
during fiscal year 2021
compared to 2020.
It represents a increase of
3,000 employees from
71,000 (in
2020)
to 74,000 (in
2021).
2020
Merck & Co.'s number of employees
increased 2.9
%
during fiscal year 2020
compared to 2019.
It represents a increase of
2,000 employees from
69,000 (in
2019)
to 71,000 (in
2020).
2019
Merck & Co.'s number of employees remained
unchanged during fiscal year 2019
compared to 2018.
It represents no change in employees from
69,000 (in
2018)
to 69,000 (in
2019).
2018
Merck & Co.'s number of employees
increased 1.47
%
during fiscal year 2018
compared to 2017.
It represents a increase of
1,000 employees from
68,000 (in
2017)
to 69,000 (in
2018).
2017
Merck & Co.'s number of employees remained
unchanged during fiscal year 2017
compared to 2016.
It represents no change in employees from
68,000 (in
2016)
to 68,000 (in
2017).
2016
Merck & Co.'s number of employees
decreased -2.86
%
during fiscal year 2016
compared to 2015.
It represents a decline of
2,000 employees from
70,000 (in
2015)
to 68,000 (in
2016).
Summary Table
| Period | Employees | Year-over-Year Change |
|---|---|---|
| 2025 | 75,000 | 4.17% |
| 2024 | 72,000 | 4.35% |
| 2023 | 69,000 | 1.47% |
| 2022 | 68,000 | -8.11% |
| 2021 | 74,000 | 4.23% |
| 2020 | 71,000 | 2.9% |
| 2019 | 69,000 | 0% |
| 2018 | 69,000 | 1.47% |
| 2017 | 68,000 | 0% |
| 2016 | 68,000 | -2.86% |
