Ben's Timeline By bteachum Aug 10, 2016 college at the age of 18, college will cost $9,139 for instate tuition. i will need to save $2,284 per year for 4 years. Dec 25, 2020 Hollidays i will need $2,500 for the hollidays. Jul 10, 2023 getting married May 10, 2025 buying a car Sep 4, 2025 having a child Aug 10, 2027 having a child May 10, 2029 having a child Jul 10, 2030 vacation for 4 Mar 10, 2035 buying a house May 10, 2065 retirement