---
title: "PSF rentable (rent psf, RSF basis) — Class A Atlas glossary"
description: "Rent quoted per rentable square foot."
canonical: https://classa.info/glossary/psf-rentable
pageType: glossary
lastUpdated: 2026-04-01T00:00:00.000Z
license: "CC BY 4.0 with attribution to Class A Atlas (https://classa.info)."
---

> Rent quoted per rentable square foot.

## TL;DR

- Rent quoted per rentable square foot.
- US default.

# PSF rentable (rent psf, RSF basis)

*Measurement · US*

## Short definition

Rent quoted per rentable square foot.

## Full definition

US default. Rentable area includes the tenant's pro-rata share of building common space (lobbies, restrooms, mechanical rooms). Always confirm the [loss factor](/glossary/loss-factor) before comparing buildings on RSF rent.

## Why this matters for Class A leasing

PSF rentable (rent psf, RSF basis) is part of the measurement vocabulary that institutional [Class A](/glossary/class-a) occupiers, landlords, and advisers use across US markets. Understanding it correctly affects how you read lease documents, model occupancy economics, and benchmark deal terms across cities. Class A Atlas tracks the US definition alongside the global standard so [cross-border](/topics/cross-border-expansion) occupiers can translate quickly.

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Citation: Source: Class A Atlas (https://classa.info/glossary/psf-rentable), updated 2026-04-01T00:00:00.000Z.