WhereCanIAfford › FIRE by town › Idaho Falls, ID

FIRE number for Idaho Falls, ID

$1,358,700 retires you early in Idaho Falls, ID — that's $54,348/yr to live × 25. At your $600,000 saved + $30,000/yr you reach it coast-fire.

The math (shown)

$413,045 home × 5%/yr owner-equivalent housing cost = $20,652/yr
housing ÷ 38% (housing is ~38% of a typical U.S. budget, BLS CEX) = $54,348/yr to live here
$54,348/yr spend ÷ 4% safe-withdrawal rule = $1,358,700 portfolio needed (the 25× rule)
$600,000 now + $30,000/yr at 5% real return reaches $1,358,700 in 11 years.
Coast-FIRE: $600,000 alone compounding 5% for 30 yrs = $2,593,165 by 65 — clears the $1,358,700 needed.

against Zillow ZHVI 2026-06 (Zillow ZHVI (typical home value, smoothed, all-homes 33–67pct tier)). FIRE math = the 4% rule (×25). Cost of living derived from home value — a planning estimate, not a household budget.

Run your own numbers for Idaho Falls, ID

Portfolio: Saved/yr:

Open a brokerage account →Best FIRE books →

FAQ

How much do I need to FIRE in Idaho Falls, ID?
About $1,358,700 ($54,348/yr × 25).
What's the cost of living based on?
Idaho Falls, ID's typical home value ($413,045, Zillow ZHVI 2026-06) → owner-equivalent + non-housing budget.
Is the 4% rule safe?
It's the Trinity-study baseline; many FIRE planners use 3.5%–4%. Lower withdrawal = bigger number.

Compare: your take-home here vs elsewhere → · the best town for you → · FIRE in Grand Junction, CO · FIRE in Elizabethtown, KY

🏠 Where can I afford a house?
Your salary → every metro you can buy in.🔥 FIRE by town
Your portfolio → which towns retire you today.🧭 Best town for me
Budget + climate + politics → your ranked towns.💵 Take-home comparison
Salary after tax + housing, city vs city.