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Calkulon

金融・財務

Gross Rent Multiplier Calculator

Gross Rent Multiplier

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Detailed Guide Coming Soon

We're working on a comprehensive educational guide for the Gross Rent Multiplier Calculator in your language. The content below is shown in English.

とは何か Gross Rent Multiplier Calculator?

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Calculates gross rent multiplier (GRM) comparing purchase price to annual rental income. Quick valuation metric.

Calkulon makes complex calculations simple — built for students and everyday problem-solvers.

公式

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f(x)GRM = Purchase Price ÷ Gross Annual Rental Income

変数の説明

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記号名前単位説明
GRMrough cap rate—rough cap rate

方法 Gross Rent Multiplier Calculator

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  1. 1GRM = Purchase Price ÷ Gross Annual Rental Income
  2. 2Lower GRM = better value (lower price relative to income)
  3. 3Typical range 4-7; varies by market
  4. 4Quick estimate: 1 ÷ GRM = rough cap rate

解いた例

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例 1
入力:Price $300k, rent $2k
結果:GRM 150

よくある質問

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Q

Is GRM the same as cap rate?

A

No; GRM uses gross income (doesn't account for expenses); cap rate uses NOI (accounts for expenses).

Q

When should I use GRM vs. cap rate?

A

GRM: quick comparison, residential; cap rate: accurate analysis, accounting for expenses.

避けるべきよくある間違い

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  • !Using annual income instead of monthly (must multiply)
  • !Comparing across markets with different expenses
  • !Using for expense-heavy properties
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ご存知でしたか?

GRM 5 means 5 years of rental income to recover investment; 6 = slower, 4 = faster payback.

参考文献

📖難易度:初級
情報提供のみを目的としています。このツールは金融アドバイスではありません。投資や財務上の決定を行う前に、資格を持つファイナンシャルアドバイザーにご相談ください。
Formula-verified for precision
Reviewed October 2026
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