Johnson County
Investigator
Mark Blackwell in 2025 was employed at Johnson County and had a reported pay of $37,773, according to public records. This pay was 47 percent lower than the average and 44 percent lower than the median salary in Johnson County.
Johnson County records show Mark Blackwell held job of Investigator from 2019 to 2025.
In year 2025 Mark Blackwell's salary was 25 percent lower than average Investigator salary in the state of Kansas.
According to the public records employee's salary increased by $926 from 2024 to 2025, which is a 2.5 percent rise. Since 2019, the salary has increased by $6,516, a total rise of 20.9 percent.
| Year | 2025 |
| Full Name | Mark Blackwell |
| Job Title | Investigator |
| Get Investigator Salary Statistics | |
| State | Kansas |
| Employer | Johnson County |
| Annual Wage | $37,773 |
| Pay Plan |
*Information may include where available: salary, bonuses, benefits, retirement contributions, pensions, and other financial data.
| Employer Name | Johnson County |
| Year | 2025 |
| Number of Employees | 4,293 |
| Average Annual Wage | $71,447 |
| Median Annual Wage | $67,615 |
Mark Blackwell (2024)Investigator | View Person Details |
Mark Blackwell (2023)Investigator | View Person Details |
Mark Blackwell (2022)Investigator | View Person Details |
Mark Blackwell (2021)Investigator | View Person Details |
Mark Blackwell (2020)Investigator | View Person Details |
Mark Blackwell (2019)Investigator | View Person Details |
Nicole Vellinga (2025)Behavioral Health Specialist at Johnson County | View Person Details |
Kathryn Henze (2025)Paramedic at Johnson County | View Person Details |
Konjit Alemu (2025)Custodial Technician at Johnson County | View Person Details |
Paul Morrow (2025)Wastewater Treatment Crew Member at Johnson County | View Person Details |
Alic Schumacher (2025)Motor Vehicle Specialist at Johnson County | View Person Details |
Katie Baker (2025)Nutrition Volunteer Coordinator at Johnson County | View Person Details |
Rebecca Tefera (2025)Custodial Technician at Johnson County | View Person Details |
Thomas Krebs (2025)Mental Health Clinician at Johnson County | View Person Details |
Chad Berg (2025)Deputy Sheriff at Johnson County | View Person Details |
Erica Voell (2025)Regional Librarian at Johnson County | View Person Details |