Harwood Heights, IL Noise Levels
Noise levels in Harwood Heights, IL
At 57.5 dB(A), Harwood Heights, IL 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 aircraft, well ahead of the other two modes BTS tracks. Treat this as Harwood Heights's one representative point, not a promise about every block in it, BTS's map wasn't built to resolve individual streets.
Where Harwood Heights'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 Harwood Heights
Aircraft noise is intermittent and lower-frequency, which is why FAA’s Part 150 program funds whole-envelope sound insulation for homes inside an airport’s own mapped noise contour rather than relying on window replacement alone.
How Harwood Heights compares nationally
Harwood Heights ranks 452 of 3,622 measured places nationally, 1 being the loudest this dataset covers. About 8,755 people live there, making it the 3,504th largest place in this dataset.
Checking one address in Harwood Heights
Harwood Heights's figure above is a town-wide reading. For one exact address, BTS's own map is the free, authoritative source.
Where Harwood Heights'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 aircraft calls for a different fix than the other two sources.