First-Line Supervisors of Housekeeping and Janitorial Workers Salary in Ann Arbor, MI
According to the latest U.S. Bureau of Labor Statistics data, the median annual wage for First-Line Supervisors of Housekeeping and Janitorial Workers in Ann Arbor, MI is $49,330. BLS estimates approximately 120 people work in this occupation in Ann Arbor, MI. Ann Arbor, MI is 0.5% above the national median ($49,100).
Salary Distribution
Not everyone earns the median. Percentile wages show the range of pay within this occupation.
| Percentile | Annual wage | Hourly wage |
|---|---|---|
| 10th percentile | $37,580 | $18.07 |
| 25th percentile | $41,360 | $19.89 |
| Median (50th) | $49,330 | $23.71 |
| 75th percentile | $64,430 | $30.98 |
| 90th percentile | $77,230 | $37.13 |
Data Reliability
BLS OEWS is a survey, not a full census — every estimate carries a margin of error. The relative standard error (RSE) below is BLS’s own measure of how much an estimate could vary; lower is more precise.
- Wage estimate
- RSE 2% — Very reliable
- Employment estimate
- RSE 8.4% — Reliable
Where Does Your Salary Fall?
Enter an annual salary to see roughly where it falls among reported wages for this occupation, based on the percentile points above.
Concentration
- Jobs per 1,000
- 0.566
- Location quotient
- 0.49
Cost-of-Living Adjusted Salary
Ann Arbor, MI’s regional price level is above the national average (index 100.88, where 100 = U.S. average). Adjusted for that, the median salary has the purchasing power of $48,900 at the national price level.
This is a Career Atlas USA calculation based on BLS wage data and BEA Regional Price Parities. It is not a separate BLS wage estimate. Wage data: May 2025. Cost-of-living data: 2024.
Sources
Wage data: BLS Occupational Employment and Wage Statistics (OEWS) — May 2025 (release 25).
Figures shown as “Not available” reflect wages the source does not publish (e.g. suppressed for reliability), not zero.