Algonquin, IL Noise Levels
Algonquin, IL: what the federal noise map shows
At Algonquin, IL, road, rail and aircraft noise all fall below the 45 dB(A) floor BTS's national map can distinguish from silence. That figure is sampled at one coordinate, the Census Bureau's own internal point for Algonquin, not a street-by-street survey of the whole place.
Where Algonquin ranks
There's no loudness rank for Algonquin: it's one of 8,515 places nationally where BTS's model measures nothing above its 45 dB(A) floor. About 30,539 people live there, making it the 1,338th largest place in this dataset.
Your street may differ from Algonquin's reading
For a single house or lot in Algonquin 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 Algonquin's figure, see the methodology guide. The guide to reading a quiet result explains what "no measurable noise" actually means at Algonquin.