The black-lipped pika generally begins to breed in about 5-6 months, and its breeding period begins in April, with the peak pregnancy period in May and ending in August. The gestation period is usually 30 days, and each litter usually produces 3-4 litters, up to 6 litters.

It is known that throughout the summer, adult females in black-lipped pikas will have a string of successes Nursing litters give birth to young, which has seen their numbers soar to a density of about 300 per hectare.