Sioux Center, IA Noise Levels
How loud is Sioux Center, IA?
At 47.5 dB(A), Sioux Center, IA falls inside HUD's "Acceptable" noise zone, 65 dB(A) day-night average or below under 24 CFR 51.104, the federal government's own line for building housing with no extra sound attenuation required. Treat this as Sioux Center's one representative point, not a promise about every block in it, BTS's map wasn't built to resolve individual streets.
Where Sioux Center's noise comes from
BTS models these three sources separately before combining them, so a place can be quiet on two and loud on the third.
How Sioux Center compares nationally
Sioux Center ranks 2,385 of 3,622 measured places nationally, 1 being the loudest this dataset covers. About 8,675 people live there, making it the 3,528th largest place in this dataset.
Checking one address in Sioux Center
Nothing here substitutes for checking one address in Sioux Center directly, and BTS's own map lets anyone do that at no cost.
Sioux Center'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.