Allendale, SC Noise Levels
How loud is Allendale, SC?
At 52.5 dB(A), Allendale, SC 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. The main source is road traffic, well ahead of the other two modes BTS tracks. That figure is sampled at one coordinate, the Census Bureau's own internal point for Allendale, not a street-by-street survey of the whole place.
Where Allendale'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.
If you're weighing a move to Allendale
Upgraded windows, door seals and STC-rated glazing meaningfully cut broadband, near-continuous road noise.
How Allendale compares nationally
Allendale ranks 1,364 of 3,622 measured places nationally, 1 being the loudest this dataset covers. About 2,496 people live there, making it the 6,896th largest place in this dataset.
Checking one address in Allendale
Nothing here substitutes for checking one address in Allendale directly, and BTS's own map lets anyone do that at no cost.
Allendale's number isn't a one-off calculation, it comes from the same method covered in the methodology guide. The guide to what actually cuts each kind of noise explains why road traffic calls for a different fix than the other two sources.