Madison, NC Noise Levels
How loud is Madison, NC?
None of the three transportation sources BTS models, road, rail or aircraft, register above 45 dB(A) at Madison, NC. That's the reading at Madison's Census-defined center point, not any one street, BTS's map is a live raster, not a per-address service.
How Madison compares nationally
Madison is one of 8,515 places in this dataset with no measurable transportation noise at all, too quiet to rank on loudness. By population, it ranks 7,373 of the 12,137 places in this dataset, home to about 2,176 people.
Checking one address in Madison
Nothing here substitutes for checking one address in Madison directly, and BTS's own map lets anyone do that at no cost.
Madison's number isn't a one-off calculation, it comes from the same method covered in the methodology guide. See the why New York City shows up quiet here too for why a real place can show no reading at all.