Slocum is an unincorporated community in southeastern Anderson County, Texas, United States.

Some twenty-two Blacks were documented as killed; other estimates are that up to ten times that number may have been murdered.

Other reported reasons for the name Slocum include slow-coming fortunes being made, or town growth being slow.

[2] On July 29–30, 1910, a mob of 200 to 300 armed white men, most on horseback, started attacking Slocum, where they killed an unknown number of African Americans.

Contemporary newspapers, including The New York Times, originally reported 8 to 22 deaths among blacks.

But evidence indicates more, and survivors' stories say that the actual death toll may have reached upward of 200 victims.

[8] A historical marker about the massacre, dedicated in January 2016, is located one-half mile (0.80 km) south of Slocum, on FM 2022.

A woman named Vic Lively said her cousin's house was picked up and set down to face another direction.

Clothes from a nearby store destroyed by the tornado were found stuck in trees as if they decorated the town.

[1] Farm to Market Road 2022 intersects at Texas State Highway 294 at Slocum, located 12 mi (19 km) southeast of Palestine.

[1] During the 1929 tornado, school superintendent Thomas Gatlin ordered students to hide under their desks.

The VFD holds an annual BBQ and school reunion to raise money to provide for the needs of the fire department.