Waltham, MA Noise Levels
Noise levels in Waltham, MA
BTS's federal noise model shows no measurable road, rail or aircraft noise at Waltham, MA, below the 45 dB(A) floor it can even resolve. This describes Waltham as a whole, not a specific block, the underlying BTS map resolves to about 38 meters per pixel, sampled at the town's own center point.
How Waltham compares nationally
There's no loudness rank for Waltham: it's one of 8,515 places nationally where BTS's model measures nothing above its 45 dB(A) floor. By population, it ranks 601 of the 12,137 places in this dataset, home to about 65,849 people.
Checking one address in Waltham
Waltham's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Waltham's figures come from
Every dB(A) figure on this page traces to a named BTS dataset, documented in the methodology guide. Curious why Waltham reads as quiet? The explanation of what a quiet result actually means covers it.