AFFO Calculator

Free AFFO Calculator — compute Adjusted Funds From Operations for REIT and real-estate analysis with per-share and P/AFFO outputs.

821.3K uses Updated · 2026-05-14 Runs locally · zero upload
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How to Use AFFO Calculator

The AFFO Calculator delivers fast, transparent calculations with a clear step-by-step output.

  1. Enter Funds From Operations (FFO) for the period.
  2. Add rent straight-line adjustments, capex, maintenance, SLR, and other non-cash items.
  3. Optionally provide shares outstanding and market price to derive per-share metrics.
  4. Read AFFO, AFFO per share, and the P/AFFO multiple instantly.

Formula & Theory — AFFO Calculator

AFFO refines FFO by subtracting recurring capital expenditures and other items needed to maintain the property portfolio, giving a cleaner view of the cash a REIT can sustainably distribute.

AFFO = FFO + Straight-line rent − CapEx − Maintenance − SLR − Other non-cash
AFFO / share = AFFO / Shares outstanding
P/AFFO = Price / (AFFO per share)
SymbolMeaning
FFOFunds From Operations
CapExCapital expenditures
SLRStraight-line rent adjustment
P/AFFOValuation multiple

Use Cases for AFFO Calculator

  • REIT investors comparing dividend coverage across companies.
  • Sell-side analysts valuing property portfolios.
  • Asset managers building DCF models with sustainable cash flow.
  • Corporate finance teams reporting non-GAAP supplementals.
  • Real-estate students learning REIT-specific metrics.
  • Personal investors performing due-diligence on REIT ETFs.

Whether you are a homeowner, investor, or analyst, the AFFO Calculator produces instant results with formulas and explanations you can rely on.

Frequently asked questions about AFFO Calculator

How is AFFO different from FFO?

FFO is operating income plus depreciation; AFFO further deducts recurring capex and other non-cash items to reflect sustainable cash flow.

Is AFFO a GAAP measure?

No. AFFO is a non-GAAP measure published in REIT supplementals; definitions can vary slightly by company.

What is a good P/AFFO multiple?

It depends on the sector and rate environment. Equity REITs often trade between 12× and 25× AFFO; compare to peers and historical bands.

Why is dividend coverage important?

A payout ratio above 100% of AFFO signals an unsustainable dividend without external capital, an important risk flag for income investors.

Is my data stored?

No. All calculations run locally in your browser; nothing is sent to a server.