The median annual wage for First-Line Supervisors of Housekeeping and Janitorial Workers in Baltimore-Columbia-Towson, MD is $47,720 (May 2024 BLS OES). The mean (average) is $49,510.
Pay spans roughly $35,980 at the 10th percentile to $64,310 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $22.94 per hour. An estimated 2,120 people work as first-line supervisors of housekeeping and janitorial workers in Baltimore-Columbia-Towson, MD.
| Median (annual) | $47,720 |
| Mean (annual) | $49,510 |
| Median (hourly) | $22.94 |
| 10th percentile | $35,980 |
| 90th percentile | $64,310 |
| Employment | 2,120 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.