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Commerce · Building on your lot

Sheds, garages and other accessory structures in Commerce

R-1 and R-2 accessory buildings 50 feet or more from the front line must be at least 3 feet from a street side line.

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Key points

  • Accessory buildings: R-1 and R-2 accessory buildings 50 feet or more from the front line must be at least 3 feet from a street side line.

Each rule below links to the section of the Commerce Municipal Code it was read from, with the code text one click away (checked October 2026). General information, not legal advice.

What Commerce's code says

Commerce code What Commerce's code adds
Side and rear setback
  • At least 3 feet from the street side line.
    Applies: Accessory buildings 50 feet or more from the front line in R-1 and R-2 zones, along a side line next to a public street.
    § 19.07.060 · code text
    An accessory building located fifty feet or more from the front property line shall require a minimum side yard setback of three feet; otherwise, the side yard setback shall be the same as required for the main building.
  • At least 3 feet from the street side line.
    Applies: Accessory buildings 70 feet or more from the front line in the R-3 zone, along a side line next to a public street.
    § 19.07.060 · code text
    An accessory building located seventy feet or more from the front property line shall require a minimum side yard setback of three feet; otherwise, the side yard setback shall be the same as required for the main building.
  • At least 3 feet from the rear line.
    Applies: Residential zones, unless the building has no opening on the line, 1-hour fire-resistive construction on all sides, and keeps roof drainage on the lot.
    § 19.07.060 · code text
    Otherwise, a minimum rear yard setback of three feet is required.
  • At least 5 feet from the rear line.
    Applies: Reverse corner lots, where the rear line is also a neighbor's side line.
    § 19.07.060 · code text
    On a reverse corner lot, the accessory building must have a minimum setback of five feet from the rear property line, which is also the side property line of an adjoining property.

Who this affects

HomeownersContractorsDesigners

Frequently asked questions

How big can a shed or accessory building be in Commerce?

R-1 and R-2 accessory buildings 50 feet or more from the front line must be at least 3 feet from a street side line.

General information, not legal advice.

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Commerce Municipal Code — full text