King County, Washington: Police Scanner Guide
Most police and sheriff agencies in King County have gone encrypted. You can still monitor fire, EMS, weather broadcasts, and any remaining unencrypted channels.
What You Can Still Monitor in King County
- Fire dispatch — most fire departments stay on open radio even when police go encrypted
- EMS / ambulance dispatch — emergency medical services often remain unencrypted for interoperability
- NOAA Weather Radio — direct NWS broadcasts on 162.400–162.550 MHz
- Public works & utilities — city maintenance, road crews, and utilities typically unencrypted
Recommended Scanners for King County
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Agencies in King County
Data from the RadioReference database and direct verification. View all Washington agencies →
| Agency | Type | Encryption |
|---|---|---|
| Seattle Police | police | P25 AES-256 |
| Bothell Police Department | police | P25 AES |
| Bothell Fire Department | fire | P25 AES |
| Renton Police Department | police | P25 AES |
Frequently Asked Questions
What can I monitor in King County, Washington?
Most police and sheriff agencies in King County have gone encrypted. You can still monitor fire, EMS, weather broadcasts, and any remaining unencrypted channels. Check the local fire and EMS frequencies which often remain unencrypted even when police go encrypted.
Is police radio encrypted in King County?
Yes — 1 out of 4 agencies in King County use full encryption. An additional 3 use partial encryption. Fire and EMS frequently remain unencrypted.
What scanner do I need for King County?
For King County, we recommend a scanner that covers VHF and UHF frequencies for fire, EMS, and weather — the Uniden BC125AT is the best value. For broader exploration, the RTL-SDR V4 with free SDRTrunk software can scan the full spectrum.