Remodeling the Kitchen in an Eastside Split-Level Home: Walls, Soffits, and Stairs

Walk through the front door of a split-level home built in Renton, Bellevue, or Kirkland in the late 1960s, and the layout is almost always the same. A small landing. Half a flight of stairs going up, half a flight going down. At the top of the upper stairs, a living room with a big front window, and tucked behind a wall, a narrow kitchen with a low soffit wrapped around the ceiling and a sliding door out to the deck.



These homes were built by the thousands during the region's postwar growth, and they have good bones. What they rarely have is a kitchen that fits how families cook, eat, and gather today. A kitchen remodel in a split-level brings its own set of puzzles that you will not find in a newer two-story or a single-level rambler, and planning for them early makes the difference between a kitchen that feels open and one that just looks newer.

The Typical Split-Level Kitchen and Why It Feels Cramped

Most split-level kitchens from this era share a few traits. They sit on the upper main level, usually at the back of the house. They are closed off from the living room by a full wall, sometimes with a pass-through window cut into it. Layouts tend to be galley or U-shaped, with a small eating nook at one end.



The ceiling height on this level is often standard, but soffits running along the tops of the upper cabinets make the room feel lower. The stairwell railing sits just a few feet from the kitchen entry, and the front door landing looks straight up toward it. Every one of those features affects what is possible in a redesign.

Opening the Wall Between Kitchen and Living Room

The most common request in a split-level remodel is removing the wall that separates the kitchen from the living or dining area. It is also the most involved.

Figuring Out If The Wall Carries Load

In many split-levels, that interior wall runs parallel to the roof ridge and supports ceiling joists or the roof structure above. If it does, removing it means installing a beam to carry that weight, with posts that transfer the load down to the foundation through the lower level.

Dropped Beam Or Flush Beam

A dropped beam hangs below the ceiling line and is the simpler option. A flush beam sits up inside the ceiling plane so the ceiling looks continuous from the kitchen into the living room. Flush beams take more work in the attic or ceiling framing, but the finished room reads as one open space.

What Lives Inside The Wall

Interior kitchen walls often hide plumbing vents, electrical circuits, and heating ducts. Each one needs a new route before the wall comes down. Knowing that ahead of time helps shape the layout instead of forcing last-minute compromises.

Partial Openings

Sometimes the best answer is not full removal. Widening a doorway into a wide cased opening, or cutting the wall down to a half wall with a counter on top, can open sightlines without the structural work of a full removal.

What Is Hiding Inside Those Soffits

Soffits were common in kitchens of this period, and many homeowners want them gone so cabinets can run to the ceiling. Before planning that, it is worth knowing why they are there.

Empty framing

In some kitchens, soffits were purely decorative or filled the gap above shorter upper cabinets. These come out easily and free up real storage space.

Ductwork and exhaust runs

Others hide heating ducts feeding rooms above or around the kitchen, or the original range hood duct. These can sometimes be rerouted through the attic or floor system, but not always.

Plumbing vents and pipes

A soffit on an exterior or bathroom-adjacent wall may be carrying vent stacks. Moving them is possible, though it affects where the sink and dishwasher can sit.

Opening a small section of the soffit early in the design stage gives a clear answer and keeps cabinet plans realistic.

Relocating the Sink, Range, and Island

Split-level kitchens sit directly above the lower living level, which is usually a family room, bedroom, or garage. That matters for anything involving plumbing or gas.

Joist Direction

Drain lines need a steady downward slope. Running a new sink drain parallel to the floor joists is far simpler than cutting across them. Knowing which way the joists run above the lower level shapes where a sink or island prep sink can go.

Access From Below

If the lower level has a finished ceiling, relocating plumbing means opening that ceiling too. If it is a garage with open framing, the work is much simpler.



Island Placement Near The Stairs

Once the wall comes down, the stairwell becomes part of the kitchen's floor plan. An island needs comfortable clearance from the top step and the railing, so traffic coming up the stairs does not collide with someone working at the counter.

Updating Older Systems While the Walls Are Open

A split-level from the 1960s or 1970s is now more than 50 years old, and some of its original systems may be reaching the end of their useful life.

Wiring

Many homes built between roughly 1965 and 1973 were wired with aluminum branch circuits, which need special attention at connections. Older kitchens also tend to have too few circuits for modern appliances. Adding dedicated circuits for the range, dishwasher, microwave, and countertop outlets is much easier when walls are open.

Plumbing

Galvanized steel supply lines corrode from the inside over time, reducing water pressure. Replacing them in the kitchen area during demolition prevents future leaks behind new cabinets.



Materials Of The Era

Textured ceilings, old sheet vinyl flooring, and some adhesives from this period can contain asbestos. Testing before demolition keeps the project safe and avoids surprises mid-job.

Connecting the Kitchen to the Deck and Backyard

Nearly every split-level kitchen has a slider or door leading to a rear deck. That connection is one of the best features of the layout and deserves attention in the new design.

Door Upgrades

Older aluminum sliders are drafty and hard to operate. A modern slider or a hinged patio door improves comfort and makes the path to the deck feel intentional.

Keeping The Path Clear

An island or peninsula should not block the route from the cooking zone to the deck door, especially for homes that grill outside regularly.

Sightlines

With the wall removed, the view from the front landing can often stretch through the living room, across the kitchen, and out the back door to the yard. Planning cabinet heights and island size to protect that view makes the whole main level feel larger.

Frequently Asked Questions

Turning a Dated Split-Level Kitchen Into Open Living

Split-level homes were built for a different era of cooking and entertaining, yet their framing adapts surprisingly well to a modern kitchen when planning begins with what sits inside the walls. Understanding load paths, soffit contents, joist direction, and aging wiring or plumbing before choosing cabinets keeps the project grounded in reality. That early groundwork also opens up choices that once seemed out of reach, from a continuous ceiling across the main level to an island that faces the living room.

ANK Construction, Inc. brings 22 years of hands-on work to the homes that shape the Eastside and South King County, including many split-levels with the layouts described here. Knowing how these houses were framed and plumbed allows each remodel in Renton, Washington, to move forward with fewer surprises along the way. The result is a main level where the front landing, living room, and kitchen finally flow together as one comfortable space, with the backyard waiting just beyond the deck door.