BLS metro-level wage data places Microbiologists pay in Nashville-Davidson--Murfreesboro--Franklin, TN at a median of $77,620 per year ($37.32/hr/hour), drawn from the OEWS May 2025 release for this Metropolitan Statistical Area. Compared to the national median of $87,990, Nashville-Davidson--Murfreesboro--Franklin pays 12% below, which typically tracks with a lower local cost of living or smaller specialized-employer cluster. Approximately 100 microbiologistss are employed across the Nashville-Davidson--Murfreesboro--Franklin MSA in SOC 19-1022.

The Nashville-Davidson--Murfreesboro--Franklin pay distribution spans from $52,880 at the 10th percentile to $91,130 at the 90th — a 1.7× 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 $65,560 and the 75th at $77,650, so half of Nashville-Davidson--Murfreesboro--Franklin-based microbiologistss 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 Nashville-Davidson--Murfreesboro--Franklin, TN 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 TN data, and peer-metro comparisons — a median is a starting point, not a ceiling.