Missing Middle Density

Portland Maine

Maine Looks To Legalize ‘Missing Middle Housing’

Maine could become the third state to eliminate single-family-only zoning to encourage light density increases in residential areas and make it easier for homeowners to build accessory dwelling units.

April 27, 2022 - Reason

Rocky Mountains

How Zoning Reform Could Ease Montana's Housing Crunch

A new report recommends increased production of 'missing middle housing' in Montana, which, like other Western states, is experiencing rapid growth and an increasingly tight housing market.

March 8, 2022 - Daily Inter Lake

An image of the Raleigh skyline, with older residential buildings in the foreground and taller commercial buildings in the background.

Duplexes and Townhomes Legalized in Raleigh

Raleigh, North Carolina is the latest city in the United States to relax zoning restrictions in residential neighborhoods as a component of a housing affordability strategy.

July 8, 2021 - The News & Observer

Accessory Dwelling Unit

An Online Portal for Designing Accessory Dwelling Units

The ADUniverse website offers pre-approved designs for homeowners who want to add Accessory Dwelling Units on properties in Seattle.

September 17, 2020 - The Urbanist

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Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.