How many employees work at Interstates Construction?
Interstates Construction Services, Inc. has approximately 1,299 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. Interstates Construction's total headcount has grown 19.8% from 1,085 employees in 2023 to 1,299 in 2026.
Data source: Revelio LabsCoverage: Global workforce, 2023–2026Published July 2026
Is Interstates Construction hiring right now?
Yes, Interstates Construction is actively hiring. Interstates Construction had 149 active job postings in 2026, a 15.9% increase from 2025 — see job openings & hiring trends.
About Interstates Construction's Workforce
Interstates Construction Services, Inc. is an Engineering and Construction Services company that employs 1,299 people worldwide as of March 2026. It is the 11th-largest by headcount among its peers. Founded in 1967, the company is headquartered in Sioux Center, Iowa.
Interstates Construction's workforce has grown 19.8% from 2023 to 2026, up 6.9% year over year in 2026. Its workforce is concentrated most in the United States (98.7%), followed by Canada (0.3%) and Puerto Rico (0.3%), with Canada, its fastest-growing location, up 100.0%.
Interstates Construction's largest functional groups are Engineering (41.6%), Finance and Operations (35.7%), and Sales and Marketing (22.7%), with Finance and Operations growing fastest (up 6.8%). Median employee tenure is 4.1 years. The average salary is $78,125, highest in Northern America at a median of $71,000.
Interstates Construction's active job postings rose 15.9% in 2026 to 149. Overall employee sentiment is positive and improving.
Sourced from Revelio Labs workforce data.
As of March 2026
Interstates Construction
workforce metrics
Headcount
1.3k
6.9% YoY
Avg. Salary
$78.1k
1.4% YoY
Tenure
4.1yr
0.5yr YoY
Growth Rate
6.9%
0.9pts YoY
Hiring Rate
Attrition Rate
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for Interstates Construction. Compare to peers, export the dataset, and access the full quarterly history.
- Interstates Construction had 1,299 employees in 2026, a 6.9% increase (+86) from 2025.
- Interstates Construction had 1,247 employees in 2025, a 3.0% increase (+37) from 2024.
- Interstates Construction had 1,210 employees in 2024, a 9.1% increase (+104) from 2023.
- Interstates Construction had 1,106 employees in 2023, a 6.5% increase (+70) from 2022.
Interstates Construction's total workforce has grown from 1,085 employees in 2023 to 1,299 in 2026.
Interstates Construction Services, Inc. — quarterly employee count (2023–2026)
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 1,299 | +86 | +6.9% |
| 2025 | Q4 | 1,247 | +37 | +3.0% |
| 2025 | Q3 | 1,248 | +52 | +4.3% |
| 2025 | Q2 | 1,246 | +57 | +4.7% |
| 2025 | Q1 | 1,213 | +91 | +7.8% |
| 2024 | Q4 | 1,210 | +104 | +9.1% |
| 2024 | Q3 | 1,196 | +109 | +9.5% |
| 2024 | Q2 | 1,189 | +104 | +9.2% |
| 2024 | Q1 | 1,122 | +84 | +7.8% |
| 2023 | Q4 | 1,106 | +70 | +6.5% |
| 2023 | Q3 | 1,087 | +55 | +5.3% |
| 2023 | Q2 | 1,085 | +54 | +5.1% |
Want to see Interstates Construction's complete headcount history back to 2008, including quarterly breakdowns?
The United States accounts for the largest share of Interstates Construction's global workforce with approximately 99% of total employees, followed by Canada and Puerto Rico. Interstates Construction's headcount in Canada is growing fastest among its major locations, up 100.0% year over year in 2026.
Interstates Construction employees by country — 2026
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| United States | 1,257 | 98.7% | +2.4% |
| Canada | 4 | 0.3% | +100.0% |
| Puerto Rico | 3 | 0.3% | +0.0% |
| Germany | 3 | 0.2% | -35.6% |
| Pakistan | 2 | 0.1% | +0.0% |
| Malaysia | 2 | 0.1% | +0.0% |
| Nigeria | 1 | 0.1% | +0.0% |
| Australia | 1 | 0.1% | +0.0% |
Drill into city-level data, hiring trends by region and historic geographic shifts
Interstates Construction's largest employee groups are Engineering (41.6%), Finance and Operations (35.7%), and Sales and Marketing (22.7%).
Interstates Construction employees by department — 2026
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Engineering | 537 | 41.6% | +2.0% |
| Finance and Operations | 461 | 35.7% | +6.8% |
| Sales and Marketing | 293 | 22.7% | -2.2% |
Compare Interstates Construction's department mix to industry peers.
Interstates Construction's average employee salary is $78,125 globally. Employees in Northern America receive the highest compensation.
Interstates Construction median employee salary by region — 2026 (USD)
| Region | Median Salary |
|---|---|
| Northern America | $71,000 |
Unlock salary by role, level, and city — and compare to Interstates Construction's industry peers.
- Interstates Construction had 149 active job postings in 2026, a 15.9% increase (+29) from 2025.
- Interstates Construction had 120 active job postings in 2025, a 32.8% decline (-47) from 2024.
- Interstates Construction had 167 active job postings in 2024, a 12.1% increase (+19) from 2023.
- Interstates Construction had 148 active job postings in 2023, a 7.0% increase from 2022.
- Hiring velocity in 2026: 63 new roles/month, up from 56 in 2025 and 76 in 2024. New metric
Interstates Construction's active job postings rose 15.9% in 2026 to 149.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Revelio Labs tracks employee sentiment across Interstates Construction's workforce based on public professional data. Overall sentiment is positive and has improved year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Similar Engineering and Construction Services Companies by Employee Count
- How fast is Interstates Construction growing?
- In 2026, Interstates Construction's headcount grew 6.9% to 1,299 employees, up from 1,213 in 2025.
- Where are Interstates Construction employees located?
- Most Interstates Construction employees are based in the United States (98.7% of headcount), followed by Canada and Puerto Rico.
- What is the average salary at Interstates Construction?
- The average employee salary at Interstates Construction is approximately $78.1k per year.
- How many people does Interstates Construction hire per year?
- In 2026, Interstates Construction opened roughly 756 new roles — about 63 per month.
- When was Interstates Construction founded and where is it headquartered?
- Interstates Construction was founded in 1967 and is headquartered in Sioux Center, Iowa.
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