How many employees work at Sierra Club?
Sierra Club has approximately 920 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Sierra Club's total headcount has declined 6.8% from 987 employees in 2023 to 920 in 2026.
Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published July 2026
Is Sierra Club hiring right now?
Yes, Sierra Club is actively hiring. Sierra Club had 68 active job postings in 2026, a 109.1% increase from 2025 — see job openings & hiring trends.
About Sierra Club's Workforce
Sierra Club is a Public Sector Management company that employs 920 people worldwide as of March 2026. It is the 9th-largest by headcount among its peers and was founded in 1892, with headquarters in Oakland, California.
Sierra Club's workforce has declined 6.8% from 2023 to 2026, though it is up 0.7% year over year in 2026. It fell to a low of 890 in 2025 Q3 before recovering. Its workforce is concentrated most in the United States (94.0%), followed by Sierra Leone (0.7%) and India (0.7%), with the United States, its fastest-growing location, up 1.3%.
Sierra Club's largest functional groups are Finance and Operations (53.3%), Engineering (26.2%), and Sales and Marketing (20.5%), with Engineering growing fastest (up 2.4%). Median employee tenure is 4.8 years. The average salary is $97,023, ranging from a median of $90,000 in Northern America to $8,000 in Southern Asia.
Sierra Club's active job postings rose 109.1% in 2026 to 68, with new postings per month cooling from 33 in 2023 to 25 in 2026. Overall employee sentiment is negative but improving.
Sourced from Revelio Labs workforce data.
As of March 2026
Sierra Club
workforce metrics
Headcount
920
0.7% YoY
Avg. Salary
$97k
1.0% YoY
Tenure
4.8yr
0.2yr YoY
Growth Rate
0.7%
4.4pts YoY
Hiring Rate
Attrition Rate
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Sierra Club. Compare to peers, export the dataset, and access the full quarterly history.
- Sierra Club had 920 employees in 2026, a 0.7% increase (+6) from 2025.
- Sierra Club had 911 employees in 2025, a 0.5% increase (+5) from 2024.
- Sierra Club had 906 employees in 2024, a 6.6% decline (-62) from 2023.
- Sierra Club had 968 employees in 2023, a 6.4% decline (-64) from 2022.
Sierra Club's total workforce has grown from 890 employees in 2025 to 920 in 2026. Sierra Club's headcount peaked at 987 in 2023 before declining in 2025 and recovering through 2026.
Sierra Club — quarterly employee count (2023–2026)
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 920 | +6 | +0.7% |
| 2025 | Q4 | 911 | +5 | +0.5% |
| 2025 | Q3 | 890 | -27 | -3.0% |
| 2025 | Q2 | 906 | -42 | -4.5% |
| 2025 | Q1 | 914 | -34 | -3.7% |
| 2024 | Q4 | 906 | -62 | -6.6% |
| 2024 | Q3 | 917 | -48 | -5.1% |
| 2024 | Q2 | 948 | -39 | -4.1% |
| 2024 | Q1 | 948 | -79 | -8.0% |
| 2023 | Q4 | 968 | -64 | -6.4% |
| 2023 | Q3 | 965 | -80 | -7.9% |
| 2023 | Q2 | 987 | -60 | -5.8% |
Want to see Sierra Club's complete headcount history back to 2008, including quarterly breakdowns?
The United States accounts for the largest share of Sierra Club's global workforce with approximately 94% of total employees, followed by Sierra Leone and India. Sierra Club's headcount in the United States is growing fastest among its major locations, up 1.3% year over year in 2026.
Sierra Club employees by country — 2026
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| United States | 857 | 94.0% | +1.3% |
| Sierra Leone | 7 | 0.7% | +0.0% |
| India | 6 | 0.7% | +0.0% |
| Canada | 6 | 0.6% | +0.0% |
| Puerto Rico | 3 | 0.3% | +0.0% |
| United Kingdom | 3 | 0.3% | +0.0% |
| Germany | 3 | 0.3% | +0.0% |
| Haiti | 2 | 0.3% | +0.0% |
| Georgia | 2 | 0.3% | +0.0% |
| Morocco | 2 | 0.2% | +0.0% |
Drill into city-level data, hiring trends by region and historic geographic shifts
Sierra Club's largest employee groups are Finance and Operations (53.3%), Engineering (26.2%), and Sales and Marketing (20.5%).
Sierra Club employees by department — 2026
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Finance and Operations | 490 | 53.3% | +2.0% |
| Engineering | 240 | 26.2% | +2.4% |
| Sales and Marketing | 188 | 20.5% | -2.7% |
Compare Sierra Club's department mix to industry peers.
Sierra Club's average employee salary is $97,023 globally. Employees in Northern America receive the highest compensation. Pay is lowest in Southern Asia, at a median of $8,000.
Sierra Club median employee salary by region — 2026 (USD)
| Region | Median Salary |
|---|---|
| Northern America | $90,000 |
| Northern Europe | $52,000 |
| Western Europe | $39,000 |
| Central America and the Caribbean | $16,000 |
| Sub-Saharan Africa | $14,000 |
| Southern Asia | $8,000 |
| South-Eastern Asia | $7,000 |
Unlock salary by role, level, and city — and compare to Sierra Club's industry peers.
- Sierra Club had 68 active job postings in 2026, a 109.1% increase (+39) from 2025.
- Sierra Club had 29 active job postings in 2025, a 24.2% decline (-8) from 2024.
- Sierra Club had 37 active job postings in 2024, a 67.9% decline (-38) from 2023.
- Sierra Club had 75 active job postings in 2023, a 18.2% decline from 2022.
- Hiring velocity in 2026: 25 new roles/month, up from 19 in 2025 and 33 in 2024. New metric
Sierra Club's active job postings rose 109.1% in 2026 to 68, with new postings per month cooling from 33 in 2023 to 25 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Revelio Labs tracks employee sentiment across Sierra Club's workforce based on public professional data. Overall sentiment is negative and has improved year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Similar Public Sector Management Companies by Employee Count
- How fast is Sierra Club growing?
- In 2026, Sierra Club's headcount grew 0.7% to 920 employees, up from 914 in 2025.
- Where are Sierra Club employees located?
- Most Sierra Club employees are based in the United States (94.0% of headcount), followed by Sierra Leone and India.
- What is the average salary at Sierra Club?
- The average employee salary at Sierra Club is approximately $97k per year.
- How many people does Sierra Club hire per year?
- In 2026, Sierra Club opened roughly 300 new roles — about 25 per month.
- When was Sierra Club founded and where is it headquartered?
- Sierra Club was founded in 1892 and is headquartered in Oakland, California.
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