It was not clear where the four men were ultimately headed. In addition to attending immigration court, migrants often go to 630 Sansome St. for routine check-ins with ICE. In recent months, ICE has arrested people at these check-ins, too.

The contentious fate of a Peruvian woman seeking asylum is currently in limbo, while offering a window into how the Trump administration is using new tactics to dismiss cases – and deport people -- essentially stripping immigrants of any traditional protections as they no longer have the safety net of pending legal hearings.

A federal judge last week ordered the release of an Immigration and Customs Enforcement detainee who was arrested coming out of an immigration hearing in.

At least six people have been arrested and detained at immigration courts in San Francisco since June, prompting protests by activists that shut down the building for a day.

Most people arrested in the San Francisco Area under Trump have been between the ages of 20 and 50. Arrests peaked among those in their 30s and 40s, with the highest number (69 arrests) at age 35.