Published on August 5, 2026
Published by PraxisCalc, a Zeta Digilux Labs project
Inflate the cost first, then work out the saving. Future Cost = Today's Cost x (1 + education inflation)^years. A course costing 500,000 today would cost about 1,586,085 in 15 years at 8% education inflation. Funding that at an 8% return needs roughly 4,583 a month.
Education costs have historically risen faster than general consumer inflation, which means a college cost estimate based on today's prices will understate what the same education actually costs by the time a child enrolls. Planning accurately requires projecting forward using education-specific inflation, not general inflation, and then converting that future number into an achievable monthly savings plan.
Education costs are driven by factors that don't move in lockstep with the broader consumer price index, labor-intensive instruction that's hard to automate, facilities and technology investment, and administrative costs have all historically pushed tuition growth above general inflation in many periods. Using a general inflation rate to project a future education cost, rather than an education-specific rate, is one of the most common ways families underestimate how much they'll actually need.
Because education inflation compounds every year between now and enrollment, the projected future cost is highly sensitive to how many years remain: a cost projected 15 years out grows substantially larger, in raw compounding terms, than the same starting cost projected only 5 years out, even at an identical inflation rate. This makes starting early doubly valuable, not only does an earlier start give your own savings more time to compound, it also means the target hasn't yet grown as large as it eventually will.
Once a future cost is projected, the same future-value-of-savings math used for any long-term goal applies: combine any current education savings, an assumed investment return, and the number of years remaining to solve for the required monthly contribution. It's worth running this calculation with a realistic, moderate investment return assumption rather than an optimistic one, since overestimating returns produces a monthly target that looks achievable on paper but falls short in practice.
Many countries offer dedicated tax-advantaged accounts specifically for education savings, which can meaningfully improve the effective return on education-earmarked savings compared to a standard taxable account, though they often come with restrictions on how the funds can be used. Weighing the tax benefit against the flexibility tradeoff is worth doing explicitly: a tax-advantaged account is usually the stronger choice if you're confident the funds will be used for qualifying education expenses, while a more flexible account may suit families who want to keep options open.
An education savings plan built once and never revisited risks drifting out of sync with actual cost trends and your family's changing financial situation. Reviewing the projection every year or two, updating the inflation assumption if actual education cost trends shift, and adjusting the monthly contribution accordingly keeps the plan realistic rather than becoming a stale number from years earlier.
Savings rarely need to cover the entire projected cost alone; scholarships, grants, and part-time work during school commonly offset a portion of the total, and factoring in a realistic estimate of these sources can meaningfully reduce the pure-savings target. Treating the calculated savings goal as the full amount needed, without accounting for likely additional funding sources, can lead to over-saving at the expense of other financial priorities.
For families saving jointly or receiving contributions from relatives, keeping the projected target and current progress visible and understood by everyone involved reduces the risk of duplicated effort or mismatched expectations about how much has actually been set aside toward the goal.
A significant income change, a new child, or a move should prompt a fresh look at the education savings projection, since the original assumptions about contribution capacity and timeline may no longer reflect the family's actual situation.
Multiply today's cost by (1 + education inflation) raised to the number of years until the course starts. At 8% inflation over 15 years, the multiplier is about 3.17, so a 500,000 course becomes 1,586,085.
Because tuition has historically risen faster than general prices in many countries, often in the high single digits against general inflation nearer 3%. Planning against the general rate is the most common reason education funds fall short.
Divide the inflated target by the annuity factor for your horizon and return. For 1,586,085 in 15 years at an 8% return, the monthly figure is roughly 4,583. Starting five years later would push it past 9,000.
As early as the goal is known. The horizon appears in the exponent on both sides of this calculation, which is why a delay raises the monthly requirement far more steeply than it shortens the timeline.
Further out, growth assets are reasonable because there is time to recover from a fall. Within about three years of the first fee, shift toward cash or short-term deposits, because a market drop at that point cannot be waited out.
Accommodation, living costs, travel, equipment and books frequently match or exceed tuition, particularly for students living away from home. Planning on tuition alone routinely understates the total by half.
Education costs generally compound faster than general inflation, so projecting a future target with an education-specific inflation rate, then converting it into a monthly savings plan, gives a far more realistic picture than using today's costs unadjusted. For general consumer savings guidance, see the CFPB's savings resources. Project your own numbers with the Education Planning Calculator.