Sitemap

All pages on DecibelMap. The interactive noise map, neighborhood guides, and reference content.

App

DecibelMap - Interactive Noise Map

Measure real decibel levels with your phone and pin them anywhere on Earth. See noise data contributed by people worldwide.

City Noise Maps

US City Noise Maps — All Cities

decibelmap.com/cities

Interactive noise maps for 39 major US cities combining official DOT transportation noise data with crowdsourced decibel readings.

Neighborhood Guides

Quietest Neighborhoods in the Bay Area

decibelmap.com/quiet-neighborhoods-bay-area.html

Real decibel readings for neighborhoods in San Mateo, Redwood City, Palo Alto, Foster City, and Burlingame.

Noise Levels Near Caltrain Stations

decibelmap.com/noise-near-caltrain.html

How loud is it living near Caltrain? Train noise, horn blasts, and crossing bells measured at different distances.

Guides

How to Check Apartment Noise Before Renting

decibelmap.com/apartment-noise-guide.html

Complete guide to evaluating noise at any apartment before signing a lease. When to measure, where to stand, what the numbers mean.

How Loud Is My Street?

decibelmap.com/how-loud-is-my-street.html

Measure the noise level of any street in 5 seconds using your phone. Free, no download needed.

Reference

What Do Decibel Levels Actually Sound Like?

decibelmap.com/noise-levels-explained.html

Visual guide to the decibel scale from 10 dB to 120 dB with real-world comparisons and health impact data.