The group of migrants was originally anywhere between 2,000 and 4,000 strong, although their numbers have dwindled as the march towards the United States has continued.
'We recognize the importance of the incoming Government of the United States having shown a strong commitment to migrants and asylum seekers, which presents an opportunity for the governments of Mexico and Central America to develop policies and a migration management that respect and promote the human rights of the population in mobility,' said a statement from Pueblo Sin Fronteras, a migrants right group.
'We will advocate that the Biden government honors its commitments.'
The Associated Press reports the migrants crossed into Guatemala on Friday night without registering after departing from San Pedro Sula in Honduras earlier in the day.
It's not clear what the intended final destination of the caravan is, or if they'll be able to make it there without being further fractured.