How much to give for a 30th birthday?

The amount to give for a 30th birthday can vary based on your relationship with the person and your budget. Generally, a gift in the range of $20 to $50 is considered appropriate for friends, while closer friends or family might warrant gifts between $50 and $100 or more. Ultimately, it's the thought that counts, so choose an amount that feels comfortable for you and reflects your relationship.