They demand answers after the massive damage caused by last Wednesday rains.
They broke bars, doors, walls and windows.
More than 1,000 officers are keeping them contained in midtown.
A group is also arriving from the State of Mexico.
The most affected neighborhood is Unidad Habitacional Vicente Guerrero, with floods of up to 2.3 feet.
English01/06/2016
Roger Waters returns to Mexico
The English singer, songwriter, and multi-instrumentalist will play on September 28 at Foro Sol in Mexico City.
The PGA Tour's long-established tournament in Miami will move to Mexico City next year, a switch prompted by sponsorship issues and welcomed by some players but blasted by Donald Trump.
English31/05/2016
Rain leaves Mexico City in chaos
Twelve metropolitan districts report strong precipitations.
A new report will be issued Wednesday morning.
A jaywalker identified only as Abraham was left lying over main Insurgentes avenue.