Blog - The Road to FIRE - Building the ISA Bridge Apex Calculator

I recently wrote about the ISA bridge and the idea of an “apex” - the point where an ISA has grown large enough to carry you from the day you stop work to the day a pension becomes accessible. That post worked through my own numbers: £147k in the ISA, £20k a year going in, a £36k/year target, and a handful of tables showing what the apex looks like at different ages and growth rates. Tables are…