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Explore US transportation noise, block by block

This interactive map shows modeled transportation noise for the continental United States, block by block, from the federal BTS 2020 National Transportation Noise Map. Enter a US address, tap Find my location, or zoom to any street to read the modeled road, rail and aircraft noise there as a 24-hour average sound level in decibels.

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Use + / − or pinch to zoom; drag to pan.

How to read the map

Brighter, hotter colors are louder. The color at any point is the modeled 24-hour average transportation-noise level (LAeq) in A-weighted decibels (dBA), combining road, rail and aircraft noise. Dark areas sit below the map's 45 dBA floor. The single best signal is contrast: a freeway often runs 15–25 dB louder than a residential street a few hundred feet away, so two blocks that look identical on a road map can be very different here depending on whether a highway or a flight path sits next to them.

What the colors mean

What this map does and doesn't capture

This is a transparent view of one federal dataset, not a complete picture of how loud a place feels. It models transportation noise only — road, rail and aviation. It does not include sirens, construction, nightlife, HVAC or neighbors, and it resolves high-volume corridors far better than quiet local streets. Treat it as "which transportation sources dominate near me, and how far they reach," not "the exact decibel level at my front door." For that, measure your own block with the free online decibel meter.

Jump to a city

Open the map centered on a major metro, then zoom to your own neighborhood. Each city also has a static, tract-level noise map and ranking on its own page.

See all 297 US cities ranked by noise exposure →

Browse New York by neighborhood

New York has its own noise page for all 197 neighborhoods, each ranked by the share of residents above 60 dB. The loudest:

See all 197 New York neighborhoods →

Browse Los Angeles by neighborhood

Los Angeles has its own noise page for all 110 neighborhoods, each ranked by the share of residents above 60 dB. The loudest:

See all 110 Los Angeles neighborhoods →

Browse Chicago by neighborhood

Chicago has its own noise page for all 77 neighborhoods, each ranked by the share of residents above 60 dB. The loudest:

See all 77 Chicago neighborhoods →

How this map is made

The colored layer is the US Department of Transportation, Bureau of Transportation Statistics National Transportation Noise Map (2020) — a modeled estimate of road, rail and aviation noise, rendered as 24-hour LAeq dBA. The basemap streets, labels and water are © OpenStreetMap contributors, © CARTO. Our full methodology explains how this measured federal layer relates to our other datasets.

Measure your own block

The map is a model. Your street is its own story — run the free online decibel meter to hear what it actually reads right now. One tap, nothing recorded.

All US cities ranked · World city sound map