Accessory Dwelling Units

One Obstacle to ADU Construction in California: The Price of Permits
The price of a permit to build an accessory dwelling units in the city of Thousand Oaks in Southern California is prohibitive—putting the permitting fee in opposition to the stated intent of the city's zoning code and state law.
Building Boom: Study Reveals Effects of California's 2016 Accessory Dwelling Units Law
Permits have shot up after California passed a landmark law in 2016 to make it easier to permit and construct accessory dwelling units (ADUs).

Alley Dwellings Looking More Attractive
Examining the growing demand for alley homes in Washington, D.C.—where alleys were once considered "evil."
Complying With New State Laws on ADUs No Easy Matter
Santa Rosa is struggling to complying with two laws passed last year to encourage construction of inlaw units to increase affordable housing. Council members are concerned that loosened restrictions would degrade neighborhood character.

Third Rail of the Housing Debate: More Density in Single-Family Neighborhoods
If California is going to address its chronic housing shortage, single-family residential neighborhoods can no longer be ruled "off limits." Opposition to a small Berkeley subdivision spawned new housing legislation and fostered the YIMBY movement.
ADUs Are Having a Moment
Granny flats, mother-in-law units, accessory dwelling units (ADUs), or secondary units—whatever you call them, more and more cities, regions, and states are making it easier to deliver subtle density in the backyard.
L.A. County Pilot Project Will Pay Homeowners to Add Granny Flats
A new pilot project doesn't have the funding to upend the housing market in one of the most expensive markets in the country, but it does set a precedent of support for new housing models.
How to Improve an Accessory Dwelling Unit Ordinance
Pasadena is revising its zoning regulations to accommodate more accessory dwelling units. This open letter to the city's Planning Commission includes sound suggestions, applicable everywhere.
North Vancouver Skips Past 'Secondary Suites,' Allows a Third 'Coach House' on Every Lot
While some cities debate secondary units and parking controversies, the city of North Vancouver is allowing three units on every single-family lot in the city—parking requirements not included.

A Portland-Brand Building Boom: Accessory Dwelling Units
It's possible that construction permits for accessory dwelling units, also known as granny flats or mother-in-law units, could surpass permits for regular homes.
Report: California Should Treat Housing Crisis like Climate Change
The California Apartment Association released a report on what it will take to solve the state's chronic housing shortage. Cities that are loath to permit new residential developments, both affordable and market rate, will not be pleased.
Additional Study Necessary for Seattle to Pass Accessory Dwelling Units Legislation
A recent ruling by the City Hearing Examiner is a setback—but not necessarily a permanent one—for the city's efforts to loosen regulations on accessory dwelling units.
California's New Accessory Dwelling Unit Having an Effect in Monterey
The city of Monterey has been compelled by a new state law to loosen prohibitions on accessory dwelling units after failing to so earlier in the year.

New California Law Empowers Local Governments to Plan for Climate Adaptation
State Senator Bob Wieckowski is working to help communities get the necessary tools to increase capacity for climate resilience.

Vancouver May Fast-Track Modular Laneway Homes
The city of Vancouver has emerged as a leader in "laneway" housing: secondary units built onto existing lots, often facing an alleyway. To boost supply, the city may expedite permitting for modular units.

D.C.'s Comprehensive Zoning Update Takes Effect
After nine years of controversy, the District's first zoning revamp since 1958 is officially on the books.

State Law Paves the Way for More Granny Flats in California
The state of California stepped into to make it easier for local governments to approve permissive regulations of accessory dwelling units.

L.A. City Council Chooses Legal Limbo for Accessory Dwelling Units
Faced with the task of conforming its "granny flats" ordinance with state law, the Los Angeles City Council yielded.
In 2016, Legal Battle Lines Are Drawn in the Back Yard
The legal, and social, challenges to building more second units in Los Angeles.

Twisting the Truth: The NIMBY Opposition to Second Units in L.A.
An op-ed by Daniel Freedman explains how a legal spat over an 850-square-foot "granny flat" affected hundreds of units around Los Angeles. The city's attempt to rectify the problems with its second unit ordinance has encountered more resistance.
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