Karlo-Marksove
Karlo-Marksove (), officially Sofiivka () is an urban-type settlement in Yenakiieve urban hromada, Horlivka Raion, Donetsk Oblast (province) of Ukraine. Population:

Demographics 
Native language as of the Ukrainian Census of 2001:
 Ukrainian 14.76%
 Russian 84.92%
 Belarusian 0.10%
 Moldovan (Romanian) and Hungarian 0.01%

References 

Urban-type settlements in Horlivka Raion
Yenakiieve urban hromada