Do you have extra property space that would be perfect for a small building, but you want to do more than just build a guest house? ADUs can go beyond traditional guest houses, providing homeowners with the opportunity to maximize the value and function of their backyard by creating unique, purposeful ADUs, from home offices to rental units. Let us showcase the ADU ideas you can utilize and what behind-the-scenes factors to consider before starting.
What is an ADU?

An Accessory Dwelling Unit (ADU) is a secondary housing unit on a residential property that contains independent living facilities, separate from the main home. An ADU can be attached to the main house, a detached structure, or a converted space, such as a modified garage, basement, or upper floor. ADUs have been called many names throughout the years, including mother-in-law suites, granny flats, or guest houses.
Why Think Beyond a Guest House?
When one thinks of an ADU, most automatically think of a guest house. While having a private guest space is a wonderful opportunity for some homeowners, taking up that much property footage and financial investment for something that only gets occasional use can cut an abundant opportunity short of its potential.
ADUs can be used in a wide array of functions, benefitting both short- and long-term use goals. From gaining rental income to crafting a remote working space, ADUs offer a multitude of benefits when crafted carefully.
Creative ADU Ideas That Add Value:
Rental Units:
One of the most common ADU housing use cases is for rental units. Especially for ADUs that are detached from the main house, they are an excellent opportunity to make passive income. Whether you want a long-term tenant or you have the capacity to manage an Airbnb-style rental, homeowners can gain a steady stream of income with little effort, especially in high-demand areas.
Home Office:
In the remote job era, an increasing number of homeowners are working from home, attempting to use their kitchens or couches as an office. An ADU can provide homeowners with a separate, but still on-property workspace that is quiet, distraction-free, and dedicated to their professional needs. Whether you need to host confidential meetings, require a tranquil space for complex work, or simply need a zone where kids, spouses, or pets aren’t constantly seeking attention, an ADU is an ideal solution.
In-Law-Suites or Aging-In-Place Residences:

As we grow older, taking care of aging parents is commonplace. An ADU can act as an in-law suite or aging-in-place residence for parents, allowing them to be close by but still independent. With all the amenities one would get in an apartment and easy access to the main house, aging parents are just a short walk away so that they can join in for dinner or time with the grandkids. This not only saves on Assisted Living costs, especially if your parents aren’t at that phase yet, but it allows peace of mind knowing they are safe.
Teen Retreats:
As children grow, they crave independence and creative outlets. Rather than having them rock the house with music practice, rehearse their play for the 30th time, or take over the living room with study groups, an ADU can act as a teen retreat. While being safe on-property with easy supervision access, your teen can pursue education and entertain friends without disrupting household routines.
Young Adults Housing:
As your child transitions from teenagerhood to young adulthood, they will desire greater independence. However, with rising living costs, traditional independent housing is often too expensive when pursuing higher education or just getting started in the workforce. An ADU can act as a stepping stone to independence. They will have the opportunity for solo living with all the amenities they need, while still being close to home. This allows parents to subsidize living costs, even when charging them rent, and ease their children into adulthood.
Home Gym or Wellness Retreat:
Gyms are universally expensive and often a hassle to attend. If wellness and fitness are a critical part of your daily routine, an ADU can act as a home gym or wellness retreat. From yoga flows to weightlifting to dance, an ADU can be a personalized studio that meets your personal health needs.
Creative Studios:
Creativity is a component of sanity we crave, but the reality of it is often messy or a hassle to live with. Paint projects staining dining room tables, music practice ringing through the house, or wood burning causing the house to reek can lead to annoyance or dismissal of beautiful work. An ADU is an ideal opportunity for a creative studio, allowing artists, musicians, and creatives to experience in abundance without worrying about the mess.
Backyard Entertainment Zone:

Spending time at home is more popular than ever, with homeowners preferring to host family and friend events from the comfort of their property rather than spending copious time and money to go out. ADUs are an ideal location for any kind of entertainment. Whether you want a separate backyard bar, game room, lounge, media center, or anything else that enhances your home life, an ADU can be designed to improve your home and social life.
Key Planning Considerations When Developing Your ADU Ideas:
When developing your ADU ideas, there are behind-the-scenes factors you will need to take into consideration with your planning:
- Zoning laws and permitting requirements in your city or county.
- Utility hookups (water, power, sewer) and access.
- Privacy, design aesthetics, and how the unit complements the main home.
- Energy efficiency, storage needs, and long-term maintenance.
Why Work With JLS Consulting & Contracting:
Homeowners in the Tri-Cities and surrounding areas who are looking to increase property value, add functional space, or explore rental income opportunities, we at JLS Consulting & Contracting are here to help you bring your aspirations to reality.
With personalized design consultations based on your needs and goals, we will provide guidance through permitting, budgeting, and buildout. As an experienced team in maximizing small spaces with high function and style and local expertise in ADU construction and planning, we helped homeowners, hobbyists, and work-from-home professionals create spaces that work for them.
Ready to build more than just a guest house? Contact JLS Consulting & Contracting to explore ADU ideas that add lasting value to your property.