TL;DR (generated, confidence: high)

Describes how accessory short-term rentals (ASRTs) can be regulated in different Portland zoning categories. Applicants can choose between treating them as Retail Sales and Service uses or obtaining Type A/B ASTR permits depending on zone type and unit count.

Key points:

In multi-dwelling and campus institutional zones, ASRTs can be regulated as Retail Sales and Service use, Type A ASTR permit, or Type B conditional use at applicant's discretion (Other types of short-term rentals ↗)
Multi-dwelling/campus institutional zones where this applies: CI1, CI2, RX, RM1, RM2, RM3, RM4 (Other types of short-term rentals ↗)
In commercial/mixed-use/employment/industrial zones, 1-2 bedroom ASRTs for up to 5 guests can be regulated as Retail Sales and Service use or Type A ASTR permit at applicant's discretion (Other types of short-term rentals ↗)
Commercial/mixed-use/employment/industrial zones where this applies: CX, EX, CE, CM1, CM2, CM3, CR, EG1, EG2, IG1, IG2, IH (Other types of short-term rentals ↗)
Size limitations on Retail Sales and Service uses in employment and industrial zones apply to transient lodging (Other types of short-term rentals ↗)

Entities: concept: Accessory Short-Term Rental (ASTR) · Transient lodging | permit_type: Type A ASTR permit · Type B conditional use | use_type: Retail Sales and Service use | zone: Campus Institutional 1 (CI1) · Campus Institutional 2 (CI2) · Central Residential (RX) · Residential Multi-Dwelling 1 (RM1) · Residential Multi-Dwelling 2 (RM2) · Residential Multi-Dwelling 3 (RM3)

Other types of short-term rentals

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Source: Other types of short-term rentals ↗ Last modified: Sun, 19 Apr 2026 20:05:58 GMT

Label: Information

Multi-dwelling and campus institutional zones

In multi-dwelling and campus institutional zones where Retail Sales and Service uses are allowed, accessory short-term rentals may be regulated either as a Retail Sales and Service use or under a Type A ASTR permit ↗ or Type B conditional use ↗. The decision is up to the applicant.

The zones in which these allowances apply are:

Commercial/mixed-use, employment and industrial zones

In commercial/mixed-use, employment and industrial zones, accessory short-term rentals of one or two bedrooms, for up to five guests, may be regulated as either a Retail Sales and Service use or through a Type A permit. The decision is up to the applicant. Many of the employment and industrial zones have size limitations on Retail Sales and Service uses; those limits apply to transient lodging.

The zones in which these allowances apply are: