Fourplexes

Seattle skyline with Space Needle and power lines in foreground.

Seattle Density Increase Stymied by Underground Power Line Requirement

A new policy that requires buildings with four or more units to bury their electrical lines is making housing development more costly and causing months-long delays.

March 8, 2026 - The Seattle Times

Colorful rowhouses in Washington, D.C.

DC Residents Want Affordability Over ‘Character’

A poll finds that most residents want to see changes in zoning and land use laws that unlock more housing construction in the District and improve affordability.

February 26, 2025 - Greater Greater Washington

Anchorage, Alaska skyline with snowy mountains in background.

Anchorage Leaders Support Multigenerational Housing Model

The city is making it easier to build multigenerational housing that can accommodate families, children, and seniors who want to ‘age in place.’

December 27, 2024 - Alaska Public Media

Aerial view of Montana state capitol building in Helena, Montana

Montana Passes Sweeping Legislative Package to Rescind ‘California-Style-Zoning’

The Montana State Legislature recently approved a package of zoning reform bills modeled closely on bills approved in West Coast states, including the state of California, in recent years.

April 16, 2023 - Business Insider

Car Traffic

San Francisco Just Ended Single-Family Zoning

The San Francisco Board of Supervisors voted to Tuesday to eliminate single-family zoning, but pro-development advocates say additional changes are needed to unleash a wave of construction.

June 29, 2022 - San Francisco Chronicle

San Francisco Skyline

San Francisco Fourplex Proposal Could Skirt State Law

A proposal before the Board of Supervisors could undermine the state's density law by upzoning the city to allow duplexes, a step housing advocates call a disingenuous effort to prevent higher density.

March 14, 2022 - San Francisco Chronicle

Portland Maine

Maine Legislators, in Search of a Fix for Rising Housing Costs, Consider Zoning Reforms

The housing affordability crisis is a legislative priority in the Pine Tree State.

January 31, 2022 - WMTW

An aerial image of Bend, Oregon, covered in snow in the winter. The Deschutes River cuts through the middle of town, below an old mill.

Upzoning Leads to Sharp Growth in Construction in Bend

After Oregon legalized 'missing middle housing' in cities statewide, Bend, the first city to comply with the state law, has experienced a significant boost in mid-density housing construction.

January 30, 2022 - KTVZ

Site plan for Urban Oasis Catalyst LLC development around Westside Park

Affordable Housing Planned Around Atlanta's New Westside Park

The 65 new units will include single-family homes with ADUs, duplexes, and fourplexes, according to Invest Atlanta.

October 5, 2021 - Urbanize Atlanta

Skyline of Norfolk, Virginia

Norfolk's 'Missing Middle Pattern Book' Aims to Streamline Permitting for Multi-Family Housing

Acknowledging the region's dire need for more diverse housing stock, city leaders hope the pre-approved designs, along with necessary zoning reforms, will encourage more construction of 'missing middle housing.'

August 5, 2021 - Greater Greater Washington

Car Traffic

Fourplexes on the Legislative Agenda in San Francisco

San Francisco, the poster child for runaway housing costs and displacement of existing residential populations, could be on the cusp of a change of plans.

May 18, 2021 - San Francisco Chronicle

South Bay Area

Proposed Single-Family Zoning Reform Would Have a Big Footprint in California

SB 1120 is the latest law proposed in the California Legislature to preempt restrictive local zoning.

August 17, 2020 - Terner Center for Housing Innovation

Oregon

The 'Most Pro-Housing Reform in U.S. History' Expected for Approval Today in Portland

The Portland Residential Infill Project is expected for approval by the Portland City Council today, culminating a six year process that became more and more ambitious with every iteration.

August 12, 2020 - Sightline Institute

Mount Hood

Portland Adjusts Residential Infill Plan to Minimize Displacement

Portland wants to add density but doesn't want to displace current residents of low- and middle-income neighborhoods.

September 8, 2019 - The Oregonian

California State Capital

California's Most Controversial Housing Bill Advances with Amendments

Senate Bill 50, by Scott Wiener, advanced on two fronts last week: On Wednesday, it passed easily out of its first committee with new "Minneapolis-style" amendments. On Sunday, it received a New York Times editorial endorsement.

April 30, 2019 - CALmatters

Stone Arch Bridge

Triplexes Replace Fourplexes in Revised Minneapolis 2040 Comprehensive Plan

Minneapolis planners have released a revise draft of the Minneapolis 2040 comprehensive plan, cutting back on some of the plan's most controversial aspects, but still maintaining an ambitiously urban approach.

October 1, 2018 - MinnPost

Twin Cities

City Planning Criticism at a Critical Point in Minneapolis History

A columnist presents criticisms and recommendations for both sides of the density debate as Minneapolis considers a new comprehensive plan.

July 30, 2018 - Star Tribune

Minneapolis

Minneapolis Draft Comprehensive Plan Revealed

The city of Minneapolis is deploying many of the most contemporary planning tools as it works toward approval of the Minneapolis 2040 plan.

March 26, 2018 - MinnPost

Minneapolis Sculpture Garden

Minneapolis Draft Comprehensive Plan Would Allow Fourplexes in Single-Family Neighborhoods

If the rezoning of single-family neighborhoods succeeds in Minneapolis as part of its ongoing Comprehensive Plan process, we could be looking at one of the most ambitious pro-development zoning schemes in the country.

March 12, 2018 - Minneapolis Star Tribune

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.