If available, see below for a list of known police frequencies for Marin County in California. Or, navigate to your city or town to view your local city and/or police frequencies within Marin County, California.
| Frequency | Description | Agency | |
|---|---|---|---|
| 39.24 | Marin County Sheriff - Dispatch | Marin County Sheriff | |
| 485.0875 | Marin County Sheriff - TAC | Marin County Sheriff | |
| 491.0625 | Marin County Sheriff - TAC | Marin County Sheriff |
Below are any Marin County trunking scanner frequencies and their corresponding talkgroups (decimals). Be sure to check the system name of each frequency and talkgroup to make sure you are inputting everything correctly into your scanner (some systems are different types, so you'll need to input each system separately).
| System Name | System Type | Frequency |
|---|---|---|
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 482.325 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 482.35 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 482.625 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 482.65 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 482.7875 |
| ||
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 482.9375 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 482.975 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 483.025 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 483.05 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 483.125 |
| ||
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 483.15 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 483.5125 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 483.5375 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 483.95 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 488.4 |
| ||
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 488.425 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 488.475 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 488.7 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 488.725 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 488.85 |
| ||
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 488.875 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 488.975 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 489.075 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 489.1 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 489.325 |
| ||
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 489.45 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 489.7 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 489.9125 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 490.1 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 490.725 |
| ||
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 490.8 |
| Marin Emergency Radio Authority (MERA) | Motorola Type II SmartZone | 490.9375 |
| System Name | Talkgroup | Description |
|---|---|---|
| Marin Emergency Radio Authority (MERA) | 45616 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 45648 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 45712 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 45904 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 45936 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 45968 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 46480 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 62832 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 62864 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 62896 | Marin County Sheriff - Dispatch |
| Marin Emergency Radio Authority (MERA) | 45744 | Marin County Sheriff - TAC |
| Marin Emergency Radio Authority (MERA) | 45776 | Marin County Sheriff - TAC |
| ||
| Marin Emergency Radio Authority (MERA) | 45808 | Marin County Sheriff - TAC |
| Marin Emergency Radio Authority (MERA) | 62704 | Marin County Sheriff - TAC |
| Marin Emergency Radio Authority (MERA) | 62736 | Marin County Sheriff - TAC |
| Marin Emergency Radio Authority (MERA) | 62768 | Marin County Sheriff - TAC |
| Marin Emergency Radio Authority (MERA) | 62800 | Marin County Sheriff - TAC |
| Belvedere | Corte Madera | Fairfax | Larkspur | |
| Mill Valley | Novato | Ross | San Anselmo | |
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| San Rafael | Sausalito | Tiburon | ||
Detect police activity and stay ticket-free in Marin County with these police radar detectors.