How long will your pension pot last?

Drag the sliders to see how long a UK pension pot can sustain your spending. Adjust growth and inflation to stress-test your plan.

Last reviewed: 2026-05-16

Your assumptions
Adjust the five inputs
The verdict
Pot lasts to age 95.

That's 28 years of income from age 67. Then you'd rely on the State Pension and savings alone.

Starting rate
4.8%
Year-1 withdrawal ÷ pot
Years of income
28 yrs
From age 67
Final balance
£0
At age 95
Real growth
2.5%
Above inflation

Deterministic projection - real markets are volatile. See safe withdrawal rates for the sequence-of-returns risk. Educational only - not regulated advice.

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Year-by-year projection

How the pot evolves

AgeOpening potWithdrawalGrowthClosing pot
67£250,000£12,000£11,900£249,900
68£249,900£12,300£11,880£249,480
69£249,480£12,607£11,844£248,716
70£248,716£12,923£11,790£247,583
71£247,583£13,246£11,717£246,054
72£246,054£13,577£11,624£244,101
73£244,101£13,916£11,509£241,694
74£241,694£14,264£11,371£238,801
75£238,801£14,621£11,209£235,390
76£235,390£14,986£11,020£231,423
77£231,423£15,361£10,803£226,865
78£226,865£15,745£10,556£221,676
79£221,676£16,139£10,277£215,815
80£215,815£16,542£9,964£209,236
81£209,236£16,956£9,614£201,895
82£201,895£17,380£9,226£193,741
83£193,741£17,814£8,796£184,723
84£184,723£18,259£8,323£174,787
85£174,787£18,716£7,804£163,874
86£163,874£19,184£7,235£151,925
87£151,925£19,663£6,613£138,875
88£138,875£20,155£5,936£124,656
89£124,656£20,659£5,200£109,197
90£109,197£21,175£4,401£92,422
91£92,422£21,705£3,536£74,254
92£74,254£22,247£2,600£54,607
93£54,607£22,804£1,590£33,393
94£33,393£23,374£501£10,521
95£10,521£10,521£0£0

How this calculator works

Each year we take your withdrawal from the pot, then grow what's left at the rate you set. The next year's withdrawal rises with inflation. The model is deterministic - it does not account for the year-to-year volatility of real markets, which can have a much bigger impact than averages suggest. UK research like the Morningstar State of Retirement Income points to a sustainable starting withdrawal rate closer to 3.7-3.9% than the classic US 4% rule.

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