Grand Coteau, LA Noise Levels
Grand Coteau, LA: what the federal noise map shows
Grand Coteau, LA is one of the places where the federal model has nothing to report above its 45 dB(A) floor, on any of the three sources.
That figure is sampled at one coordinate, the Census Bureau's own internal point for Grand Coteau, not a street-by-street survey of the whole place.
Where Grand Coteau ranks
There's no loudness rank for Grand Coteau: it's one of 8,515 places nationally where BTS's model measures nothing above its 45 dB(A) floor. About 764 people live there, making it the 11,426th largest place in this dataset.
Your street may differ from Grand Coteau's reading
For a single house or lot in Grand Coteau rather than the town-wide figure above, BTS's own map is the same free source, queried directly.
More on how this number was built
For exactly which federal dataset feeds Grand Coteau's figure, see the methodology guide. The guide to reading a quiet result explains what "no measurable noise" actually means at Grand Coteau.