Iowa Department of Transportation
Highway Maintenance Supervisor
Nathan Westphal in 2025 was employed at Iowa Department of Transportation and had an annual salary of $90,056, according to public records. This salary was 50 percent higher than the average and 46 percent higher than the median salary in Iowa Department of Transportation.
Iowa Department of Transportation records show Nathan Westphal held job of Highway Maintenance Supervisor from 2019 to 2025.
In year 2025 Nathan Westphal's salary was 1 percent higher than average Highway Maintenance Supervisor salary in the state of Iowa.
According to the public records employee's salary increased by $5,143 from 2024 to 2025, which is a 6.1 percent rise. Since 2019, the salary has increased by $25,564, a total rise of 39.6 percent.
| Year | 2025 |
| Full Name | Nathan Westphal |
| Job Title | Highway Maintenance Supervisor |
| Get Highway Maintenance Supervisor Salary Statistics | |
| State | Iowa |
| Employer | Iowa Department of Transportation |
| Annual Wage | $90,056 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | Iowa Department of Transportation |
| Year | 2025 |
| Number of Employees | 3,096 |
| Average Annual Wage | $59,988 |
| Median Annual Wage | $61,818 |
Nathan Westphal (2024)Highway Maintenance Supervisor | View Person Details |
Nathan Westphal (2023)Highway Maintenance Supervisor | View Person Details |
Nathan Westphal (2022)Highway Maintenance Supervisor | View Person Details |
Nathan Westphal (2021)Highway Maintenance Supervisor | View Person Details |
Nathan Westphal (2020)Highway Maintenance Supervisor | View Person Details |
Nathan Westphal (2019)Highway Maintenance Supervisor | View Person Details |
Eric Dowd (2025)Communications Technician at Iowa Department of Transportation | View Person Details |
Jeremy Greene R (2025)Construction Technician Senior at Iowa Department of Transportation | View Person Details |
Jeremy Weber R (2025)Highway Maintenance Supervisor at Iowa Department of Transportation | View Person Details |
Hope Arthur A (2025)Training Specialist at Iowa Department of Transportation | View Person Details |
Zachary Smith D (2025)Construction Technician Senior at Iowa Department of Transportation | View Person Details |
Kevin Kruse (2025)Compliance Officer at Iowa Department of Transportation | View Person Details |
Aaron Schwarz J (2025)Senior Engineering Technician at Iowa Department of Transportation | View Person Details |
Michael Murray D (2025)Land Surveyor Senior at Iowa Department of Transportation | View Person Details |
Nick Wilkerson L (2025)Highway Maintenance Supervisor at Iowa Department of Transportation | View Person Details |
Sheri Raab L (2025)Executive Officer at Iowa Department of Transportation | View Person Details |