Kitchen, Dining and Living as One Space

Custom Open-Concept House Plans

Open-concept living looks simple, but making one big room feel intentional rather than cavernous is genuinely hard. Where the island sits, how sightlines land, which walls carry the load once you remove partitions, and where the light comes from all have to be designed together. That is why the best open-concept homes are drawn custom, around your lot and life.

$150–260Per sq ft to build (2026)
One great roomKitchen, dining, living joined
SightlinesDesigned, not accidental
Custom · made for you

An open-concept home drawn around your light

Kitchen, dining and living composed as one room
Island and sightlines placed on purpose
Structure solved for the removed walls
Complete print-ready PDF plan set, free revision included
from $899 · delivered in 7–11 business days
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The Open-Concept Layouts People Ask For Most

These are the configurations that come up most on our open-concept briefs.

Great-room core

Kitchen, dining and living joined into one central great room that opens to the backyard — the most-requested modern layout.

Kitchen-island hub

A large island as the social and working center of the home, with clear sightlines to the living space and the yard.

Open with a hidden pantry

The clean, open look up front, backed by a walk-in or scullery pantry that hides the mess — the detail people love most.

Vaulted great room

A tall, vaulted ceiling over the joined space that adds drama and light without adding floor area.

Indoor-outdoor open plan

A wall of glass or a large slider that extends the great room onto a covered patio, doubling the living space in good weather.

Open plan with a quiet zone

The main living joined and open, with bedrooms and a study deliberately zoned away so the home is open and calm at once.

Interactive estimate

What will a custom open-concept home cost to build?

Drag to your target size for a live 2026 build-cost range. Then get an exact, state-adjusted number — or start a custom plan drawn around it.

Home size2,200 sq ft
1,1005,000 sq ft

Typical a custom open-concept home range: $150$260/sq ft (materials + labor, 2026)

Estimated build cost

$330,000 $572,000

Midpoint ≈ $451,000

Estimate only. Site, finishes and region shift the total — a full report or custom plan pins it down.

Custom Open-Concept Plans from $899

Open plans are easy to want and hard to draw well

Tell us your rooms, lot and how you cook and gather and a designer composes a great room with the island, sightlines and light designed in. Start for just $300 today — your designer begins your floor plan, and you pay the balance only after you approve it.

Design My Plan →

What Shapes an Open-Concept Plan Before You Draw It

These are the decisions that separate a great open plan from a big empty room.

Sightlines & zones

Even with no walls, an open plan needs defined zones for cooking, eating and relaxing. Those are created with the island, ceiling and furniture layout, all designed up front.

Structure without walls

Removing partitions means beams and posts have to carry the loads those walls used to. That structure is engineered into the plan, not improvised on site.

Kitchen as centerpiece

In an open plan the kitchen is on display, so the island, appliance wall and a hidden pantry have to be composed as part of the living space.

Light & orientation

One big room needs light from more than one direction. Window and door placement is designed to your lot's sun so the space never feels flat.

Sound & smell

Open living carries noise and cooking smells. Ceiling treatments, a scullery and good ventilation are designed in to keep the space livable.

Furniture & flow

An open plan only works if the furniture layout does. Good plans are drawn with the seating, dining and traffic paths already resolved.

Why Open-Concept Homes Reward a Custom Plan

An open plan is one big design decision, and a stock version was made for a different lot, a different kitchen and a different view. Force it onto your site and the sightlines miss, the light comes from the wrong side, and the structure needs redrawing anyway. Custom means the one big room is composed for your home from the start.

Tell us your rooms, lot and how you gather and our design team delivers a complete print-ready open-concept plan set, typically in 7–11 business days with a free revision round included.

From $899 — a great room composed for you

A fully custom open-concept plan set at a fraction of typical architect fees.

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Run your build numbers

Get a location-adjusted estimate for your build — instant PDF.

Get Cost Report →

What It Actually Costs to Build an Open-Concept Home

Open plans can save a little on interior walls but often spend it back on the beams that replace them and on bigger spans and glass. Finish level and ceiling complexity drive the total, so pricing your real build before you design keeps the plan on budget.

A state-adjusted, 14-category cost report prices your build by county, so you can see how size, spans and finish change your cost per square foot.

Recommended Tools and Reports

🏠

Ready-Made Plans

Browse architect-designed plans with PDF, 3D and CAD files included.

Browse Plans →
📊

Cost Report

State-adjusted 14-category construction estimate for your build.

Get Cost Report →
📋

Permit Report

Permit costs, documents and timeline for your county before you file.

Check Permits →

Frequently Asked Questions

Is an open-concept house cheaper to build?

Slightly, sometimes — you save on some interior walls and doors, but that is often offset by the beams needed to carry loads where walls were removed, plus larger spans and more glass. The net difference is small. A location-adjusted cost report prices your specific build.

Can I get an open-concept plan designed around my kitchen and lot?

Yes — that is exactly what our Design Your Dream Home service does. Tell us how you cook and gather and a designer composes a complete custom open-concept plan set from $899, with the island, sightlines, structure and light all designed in, typically in 7 to 11 business days with a free revision round. You start with a $300 deposit and pay the balance only after you approve your floor plan.

Do open floor plans have downsides?

They carry sound and cooking smells and give you fewer walls for furniture and art. Good custom plans solve this with a scullery or hidden pantry, strong ventilation, ceiling treatments and a furniture layout that is drawn in from the start.

What is a scullery or hidden pantry?

It is a secondary prep-and-storage kitchen tucked behind the main one, so the open kitchen stays clean and uncluttered while the real work happens out of sight. It is one of the most-requested features on our open-concept briefs, and your designer can draw it in.

Related House Plan Collections

Custom design · made just for you
🏡 Design Your Plan
Your dream home, designed around you
Tell us your style, size and must-haves — a designer turns it into a complete plan set made only for you.
Drawn by a real designer — not a template
Built from your exact answers
Print-ready architectural PDF set
from $899
delivered in 7–11 days
Start My Design →

Custom plans from $899 · 7–11 day delivery

Design a Home That Fits You — Not the Other Way Around

Tell us your style, size, rooms and lot. A real designer prepares your complete, print-ready plan set — made only for you.