1970s Split-Level ADU Conversion Unlocks Rental Income Potential

Located in Edgewood, Washington, this 1970s split-level home was reimagined through a full split-level ADU conversion, turning the underused ground floor into an attractive, comfortable apartment with modern amenities designed to generate steady, long-term rental income.

Split-level homes are often underappreciated because of their segmented layouts, but they can be highly effective candidates for ADU conversion when the lower level is reconfigured for independent living. This renovation tapped into that potential and improved the livability of the main home above.

The result is a property that combines modern comfort with rental income potential. The homeowners now have a second income source and have increased the value of their home, all without relocating.

The lower level was redesigned into a bright, self-contained ADU that makes practical use of previously underutilized square footage. Improvements focused on livability, flow, and long-term rental appeal—creating a space that feels intentional, not secondary.

Upstairs, the main living areas were updated to improve functionality and comfort, creating a more cohesive and modern primary residence.

Exterior upgrades focused on making the property more usable, more attractive, and more flexible for daily life.

A worn patio was replaced with a durable paver patio, creating a more inviting outdoor living space. The yard was regraded to improve usability and create a flatter, more functional outdoor area for family gatherings.

Landscaping was simplified to reduce maintenance while improving year-round curb appeal. Additional rear parking was added to support ADU tenants, guests, and larger vehicles, including RV access.

This project shows how a thoughtful renovation can transform a standard split-level home into a high-value, income-producing asset. By rethinking the lower level as a rental-ready ADU, homeowners can unlock new financial opportunities without changing their location or lifestyle.

If you’re considering a remodel or ADU conversion, the right contractor can help identify hidden potential in your existing structure and turn it into long-term value. The goal is simple: better use of space, improved livability, and stronger financial return—delivered with practical design and smart construction decisions.

Contact us to schedule a site visit to discuss your ideas, explore what’s possible, and get an estimate.