Hillsdale, MO Noise Levels
Noise levels in Hillsdale, MO
At 52.5 dB(A), Hillsdale, MO 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 rail traffic, well ahead of the other two modes BTS tracks. This describes Hillsdale as a whole, not a specific block, the underlying BTS map resolves to about 38 meters per pixel, sampled at the town's own center point.
Where Hillsdale'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 Hillsdale
The same window and door upgrades that work on road noise also cut broadband rail noise, though very low-frequency freight rumble travels through walls, not just glass.
How Hillsdale compares nationally
Hillsdale ranks 1,561 of 3,622 measured places nationally, 1 being the loudest this dataset covers. About 1,185 people live there, making it the 9,639th largest place in this dataset.
Checking one address in Hillsdale
Hillsdale's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Hillsdale's figures come from
Every dB(A) figure on this page traces to a named BTS dataset, documented in the methodology guide. The guide to what actually cuts each kind of noise explains why rail traffic calls for a different fix than the other two sources.