BLS metro-level wage data places First-Line Supervisors of Housekeeping and Janitorial Workers pay in Janesville-Beloit, WI at a median of $51,440 per year ($24.73/hr/hour), drawn from the OEWS May 2025 release for this Metropolitan Statistical Area. Compared to the national median of $49,100, Janesville-Beloit pays +5% above, signaling either concentrated employer demand, a cost-of-living premium, or both. Approximately 40 first-line supervisors of housekeeping and janitorial workerss are employed across the Janesville-Beloit MSA in SOC 37-1011.

The Janesville-Beloit pay distribution spans from $37,150 at the 10th percentile to $85,990 at the 90th — a 2.3× spread that reflects experience tenure, specialization, employer size, and the difference between public-sector, nonprofit, and private-sector compensation inside the metro. The 25th percentile sits at $42,890 and the 75th at $64,470, so half of Janesville-Beloit-based first-line supervisors of housekeeping and janitorial workerss earn within that middle band.

Metro figures capture where you actually work, not just where you live — which matters for commuters. BLS draws metro boundaries from the OMB MSA definitions, so Janesville-Beloit, WI covers the central city plus outlying counties tied to the metro economically. Remember that OEWS wages reflect base pay only: employer-provided health insurance, retirement matches, stock options, signing bonuses, overtime, and tips are excluded and can add 20-40% to real total compensation. Before using this metro median as a negotiation anchor, triangulate against the same occupation's national profile (linked below), its state-wide WI data, and peer-metro comparisons — a median is a starting point, not a ceiling.