Slansko () is a village in the municipality of Makedonski Brod, North Macedonia.
The village is attested in the 1467/68 Ottoman tax registry (defter) for the Nahiyah of Kñrçova. The village had a total of 45 houses, excluding bachelors (mucerred).
According to the 2002 census, the village had a total of 169 inhabitants. Ethnic groups in the village include: