How Much To Repair Mortar Joint?

How Much To Repair Mortar Joint? Repointing or tuckpointing mortar joints costs $500 to $2,500 on average or $3 to $25 per square foot. Mortar joint repairs include replacing the old, decaying mortar with new mortar, either by using a repointing or tuckpointing method. How do you repair mortar joints? Can mortar cracks be repaired?