Saqal Tuli () is a village in Mojezat Rural District of the Central District of Zanjan County, Zanjan province, Iran.
At the time of the 2006 National Census, the village's population was 122 in 30 households. The following census in 2011 counted 84 people in 29 households. The 2016 census measured the population of the village as 90 people in 27 households.