Adding a JADU to a property represents a smaller-scale change than building a detached ADU, both in terms of construction scope and in terms of how it affects the property overall, since the JADU exists within the home's existing footprint rather than adding a new structure to the lot. This can mean a JADU has a more modest effect on a property's overall value and rental potential compared to a larger detached unit, though it also represents a smaller investment to achieve that effect. For homeowners weighing the relationship between investment and outcome across different ADU types, understanding this relative scale helps set realistic expectations for what a JADU specifically can be expected to contribute. ADU Builders Pasadena discusses these relative considerations as part of helping homeowners choose the ADU type that fits their goals.