Around 840,000 Jews were killed in Treblinka. With the other concentration camps, Belzec, Sobibor and Treblinka, 2, 284,000 Jews were killed.
There were up to 2,000 - 7,000 Jews arrive in Treblinka every day. Sometimes there were days when up to 10,000 - 12,000 deportees. As more Jews were brought to the Treblinka, thousands were kill everyday.
In Treblinka, the limited number of 20 to 35 Germans were stationed for command and supervision.
Also, 90 - 139 Ukrainians were responsible for guard duties. All the physical work of the extermination process was imposed on 700 to 1,000 Jewish prisoners who were kept in each camp.
From outside Poland many thousands of Jews were transported to and killed in Treblinka: 7,000 from Slovakia, 8,000 from Theresienstadt concentration camp, 4,000 Jews from Greece, and 7,000 Jews from the Macedonia portion of Bulgaria. In addition to the Jews, some 2,000 gypsies were killed in Treblinka.
Jews from the Polish Districts of Warsaw, Radom, Bialystok and Lublin as well as others from Theresienstadt concentration camp, Macedonia and the Reich comprised the nearly 750,000 people who would die in the gas chambers of Treblinka between July 1942 and April 1943.