Marin County Sheriff's Office

If your new to patrol or have not used FirstTwo before, you need to create an account to get full access to the site/app and it's features.  From a desk...

The first thing to try is toggling Airport Mode in hopes that this forces your cellular provider to regain its signal. Go to the Settings app, switch Airpla...

Please reach out to TSU first so that we can ensure your Office 365 account is enabled to go through the following proccess. Request Access to the MCSO ...

If you are new to the Sheriff’s Office since the go-live of the Court’s new system in June and need e-Portal access please email the Portal Admin at portala...