Single-Family Zoning

Historic homes in St. Augustine, Florida.

Florida Considers Legalizing ADUs

Current state law allows — but doesn’t require — cities to permit accessory dwelling units in single-family residential neighborhoods.

March 18, 2025 - Newsweek

Aerial view of single-family homes with swimming pools in San Diego, California.

San Diego to Rescind Multi-Unit ADU Rule

The city wants to close a loophole that allowed developers to build apartment buildings on single-family lots as ADUs.

March 9, 2025 - Axios

Colorado flags draped between buildings in downtown Denver, Colorado.

Denver Pauses Multifamily Development in Westside Neighborhoods Amidst Gentrification Concerns

City officials say the pause on permits for redevelopment projects aims to stop the displacement of long-term residents.

January 9, 2025 - Governing

Large homes with large yards in suburban cul-de-sac near Atlanta, Georgia.

Commentary: Minimum Lot Sizes Drive Up Housing Costs

How making residential building requirements more flexible can ease the housing crisis and make neighborhoods more livable for more households.

December 11, 2024 - Strong Towns

Row of concrete two-story homes with blue tile roofs under construction.

Opinion: “New Towns” Are the Answer to Affordable Housing Challenges

How thoughtful design can create more walkable, livable communities.

November 28, 2024 - Justin Hollander

View of Missoula, Montana on a sunny day.

Montana Supreme Court Upholds Zoning Reform Bills

The decision invalidates a preliminary injunction that blocked two key housing bills.

September 8, 2024 - Daily Montanan

View of houses on Berkeley, California hillside

Birthplace of Single-Family Zoning Poised to Pass Upzoning Plan

Berkeley, California, pioneered exclusionary zoning in the early 1900s; with its new upzoning proposal, the city hopes to reverse that negative legacy and boost its housing supply by eliminating single-family zoning.

August 26, 2024 - CoStar News

Wood-framed houses under construction with brick-covered completed homes in background.

Project 2025 and Housing Policy

The Heritage Foundation has issued Project 2025, a list of policy proposals for the next Republican administration. On housing, it seems to embody a range of perspectives.

August 4, 2024 - Michael Lewyn

Milwaukee, Wisconsin skyline with houses in foreground.

‘Growing MKE’ Zoning Reform Plan Would Expand Milwaukee Housing Options

Proponents of the plan say the changes would help reverse decades of discriminatory housing policies.

July 30, 2024 - Milwaukee Journal-Sentinel

Aerial view of housing and freeway in Cupertino, California.

A Win for Single-Family Zoning in California

Five Southern California charter cities need not worry about lot splitting in their single-family zoned neighborhoods thanks to a Los Angeles County superior court ruling on April 22. Depending on a forthcoming ruling, 120 cities may join them.

April 29, 2024 - The Mercury News

Houses on green hillside in Marin County, California

Judge's Ruling Deals Blow to California's Zoning Reform Law

Five California cities have won a lawsuit against the state over SB 9, a law passed in 2021 that effectively abolished single family zoning statewide.

April 29, 2024 - Marin Independent Journal

Single-family homes in a suburb of Dallas, Texas

Texas Law Could Limit Local Control Over Zoning

If upheld, a Texas law would likely prevent cities from enacting zoning reform that would increase density or eliminate single-family-only zoning.

April 17, 2024 - D Magazine

Three-story multifamily modern housing in Dallas, Texas.

Dallas City Council Debates Comprehensive Plan

Some councilmembers worry the ForwardDallas plan will eliminate single-family zoning, but proponents say the proposed changes are necessary to maintain an adequate housing supply in the growing city.

February 14, 2024 - Candy's Dirt

Aerial view of downtown Austin, Texas with state capitol dome at end of long, straight boulevard.

Opinion: Austin Zoning Reform Won’t Have Major Impact

Despite heated controversy, some experts believe the zoning changes made last year won’t make a significant dent in the local housing crisis.

February 4, 2024 - Forbes

Aerial view of suburban Fremont, California.

California Housing Advocates Closely Watching Bay Area Rezoning Deadline

California’s reaction to cities that fail to submit compliant zoning plans could reverberate across the state as other regions near their deadlines.

January 30, 2024 - CALmatters

View of dense multicolored historic brick homes in Richmond, Virginia.

Analysis: Zoning as a Hurdle to Affordability in Virginia

Overly restrictive zoning regulations have stifled the housing supply and driven up rents across the Commonwealth.

January 23, 2024 - Pew Trusts

Bird's eye view of historic single-family home neigthborhood in Stratford, Connecticut.

Connecticut Housing Advocates Call for Zoning Reform

A new report highlights a growing affordability crisis, calling for state-level zoning changes and renter protections.

January 22, 2024 - CT News Junkie

Aerial view of downtown Seattle, Washington.

Washington State Legislature Could Continue Housing Reforms in 2024

2023 saw some victories and some setbacks for housing advocates. Lawmakers plan to continue the fight in 2024.

January 4, 2024 - The Urbanist

Aerial view of Whitefish, Montana with fall colors and mountains in background.

Montana Judge Blocks Zoning Reforms

The decision reverses new laws once dubbed the ‘Montana Miracle.’

January 3, 2024 - Reason

Aerial view of Portland, Maine at dusk.

Portland, Maine Embraces Zoning Reform for Multifamily Housing

The Portland City Council amended the land use code to allow up to four units on all residential lots on the mainland, and up to three on island lots. It also eliminated parking requirements for these uses.

December 27, 2023 - The Portland Townsman

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.

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.