ADU Construction in San Marino, Bathroom First
San Marino ADU construction planned around a level-entry bathroom with a curbless shower and grab bar blocking, so a parent can stay in the unit with ease.
Of all the rooms in a San Marino ADU, the bathroom gets drawn first, because it decides whether a parent can stay in the unit as long as they like. A shower with no curb and a slot drain along one edge, a fold-down bench, wood blocking behind the tile for grab bars, and a door wide enough for a walker turn an ordinary bath into one that keeps working as needs change. The rest of the floor plan arranges itself around it.
Inside a bathroom that ages well
The subfloor drops slightly under the shower so water runs to the drain with no lip to step over, and slip-resistant tile goes down across the whole room. A handheld shower on a slide bar works for someone seated or standing. The vanity leaves knee space under the sink, and the toilet sits at comfort height with room beside it for a helper. A humidity-sensing fan clears steam without anyone reaching for a switch, and a low night light by the door makes the trip from bed an easy one in the dark.
Laying out the unit in San Marino
The bedroom shares a wall with the bath so the walk at night stays short. A kitchen and sitting area take the front of the unit by the door, where light and visitors come in. San Marino reviews ADU plans against state law and its zoning code, and its inspectors look at the shower pan, the waterproofing and the framing before any tile goes on. Once the city approves the drawings, a written quote prices the build and the city's fees, apart from the drawing package. The bathroom details are fixed in that set, so they get built as drawn.
ADU Construction in San Marino: what families ask
Certainly. A parent can live in it with full independence, and a grown child gets a real home behind a door that locks. On a San Marino lot the unit comes with a kitchen, a bath and a front door of its own, within easy reach of the main house, so visits stay simple without anyone sharing a hallway.
Working inside an old garage footprint can make a roomy bathroom with no threshold harder to fit. A detached unit lets us lay out the bath and bedroom from scratch with a level entry. On a San Marino parcel the choice comes down to the garage's condition, how far it sits from the house, and the size you have in mind.
Size rules for ADUs in San Marino sit inside state limits, and the state will not let city rules stop an 800 square foot unit where ADUs are allowed. An attached unit is generally capped at half the main home's floor area. We read the zoning for your parcel and confirm the numbers early in design.
ADU Construction in other cities
Other projects we take on in San Marino
Your San Marino project, start to finish
Tell us about the house and the space you need. We reply by phone or email to plan a visit.

