Coast FIRE with $200K

What $200K pays for at 65

If you add nothing more and leave $200,000 invested until 65, this is the yearly spending it supports, in today's dollars.

Growth is 7% a year before inflation and 3% inflation, about 3.88% a year after it. Social Security and any pension come on top.

Is $200K already Coast FIRE?

"Yes" means $200,000 grows to your full FIRE number (spending divided by 4%) by 65 on its own. Otherwise the cell shows the age you'd cross the line if you kept adding $1,000 a month.

At $200,000, your age settles most of the answer, and the Social Security check you’ll get at 67 settles the rest. Leave the benefit out and most people in their 40s are nowhere near the line. Put it in and some of them are close.

Who has $200,000, and at what age?

It’s a very different milestone at 32 than at 58. In the Federal Reserve’s 2022 Survey of Consumer Finances, the median retirement account balance for families aged 55 to 64 who had one was $185,000. So a 58-year-old with $200,000 is about typical. Left alone until 65, that balance grows to about $261,129 in today’s dollars and pays about $10,445 a year at 4%. For that saver, Coast FIRE isn’t really the question. Social Security is the main income, and the portfolio tops it up.

For someone in their 30s or early 40s, $200,000 is well above the median for the age group, and the question gets more interesting.

Hector at 41: nowhere close, then much closer

Hector is 41 and works in logistics management. He has $200,000 in his 401(k), adds $1,500 a month, and wants $60,000 a year in retirement. His FIRE number at 4% is $1,500,000, and his Coast FIRE number today is $601,138, about three times what he has.

Run through the plain calculator, the picture is bleak. At $1,500 a month he never reaches Coast FIRE before 65. He’d have about $1,204,362 at 65 and wouldn’t hit his full number until 70. Doubling his contributions to $3,000 gets him to Coast FIRE at 55, and $3,000 a month is hard to sustain for 14 years on a mid-career salary.

But Hector isn’t planning to live on his portfolio alone. Suppose his Social Security estimate is $24,000 a year at 67, his full retirement age. His portfolio then has to cover $36,000 a year from 67, plus the full $60,000 for the two years between 65 and 67. That brings his target down to $948,000 and his Coast FIRE number to $379,919.

Same man, same $200,000. Counting a benefit he’s likely to get most of turns a plan that never works into one that works by his early 50s.

How much of the benefit should you count?

Not all of it without thinking. Two things make the estimate on your statement softer than it looks.

It assumes you keep working. SSA’s projections assume you earn your current pay every year until you claim. Your benefit is based on your highest 35 years of earnings, so if coasting means switching to a job that pays much less, the later years pull your average down and the real check comes in lower.

The program also has a funding gap. The 2026 Trustees Report projects that the retirement trust fund runs out of reserves in late 2032, after which incoming payroll taxes would cover about 78% of scheduled benefits unless Congress acts. I’d plan on something like three-quarters of your estimate at 41 and treat anything more as a cushion. For Hector, that’s $18,000 a year. At $1,500 a month it gets him to Coast FIRE at 59, later than the full estimate but a real date instead of none. The Social Security guide goes through this in more depth.

Where $200,000 is thin

Even with Social Security counted, Hector has little room for a bad decade. If returns come in a point lower than planned, 6% instead of 7%, his date with the full $24,000 benefit slides from 53 to 61. If he needs to raid the 401(k) for an emergency, he pays the 10% additional tax on top of income tax before 59½.

That’s why I’d keep his contributions where they are until he’s actually past the line, rather than easing off on a projection. Once he crosses it, the extra saving becomes a choice rather than a requirement. The $300K page shows what the next step looks like, and the Coast FIRE number at 40 gives the target for other budgets at about his age.

Other balances: Coast FIRE with $100K, Coast FIRE with $300K, Coast FIRE with $500K, Coast FIRE with $1M, Coast FIRE with $3M. You can compare them all on one page, or see the Coast FIRE number by age from 20 to 60.