HomeExample made with Concept Drafts from one sentence.Open in my workspaceDraft your own idea →
Planning draft

Walnut kitchen island with seating, sink, and storage

This concept shows a custom kitchen island for a home in Denver, CO. It is intended for early planning only and should be reviewed by a qualified cabinetmaker, plumber, electrician, and building professional before any build.

The draft assumes a warm walnut exterior, a sturdy work surface, one sink bay, storage below, and seating for four along one long side. Exact dimensions, loads, clearances, utility routing, and code compliance must be confirmed on site.

Approx. length: 84 in
Approx. depth: 42 in
Approx. height: 36 in
Seating: 4 stools
Budget target: about $6,500

Overview

What it is: a freestanding kitchen island that combines a prep surface, a sink, undercounter storage, and casual seating for four.

Who it is for: a homeowner or remodel client who wants a warm, durable focal point for cooking, serving, and everyday gathering.

How it will be used: food prep on the work surface, handwashing or light cleanup at the sink, storage for cookware and small appliances, and quick meals or conversation at the seating side.

Main goals: practical workflow, comfortable legroom, balanced proportions, easy cleaning, and a design that fits a modern residential kitchen.

Key specs

Spec Estimated value Unit Notes
Overall length84 approx.inSeats four on the long side.
Overall width42 approx.inAllows sink zone and seating overhang.
Overall height36 approx.inTypical counter height.
Counter thickness1.5 to 2 approx.inDepends on material selection.
Seating overhang12 to 15 approx.inFor stools and knee room.
Sink cutout zone22 to 30 approx.inVaries with sink model.
Storage volumeMediumn/aBase cabinets plus drawers and one utility bay.
Weight700 to 1,000 approx.lbDepends on structure, top, sink, and hardware.
MaterialsWalnut veneer or solid walnut face, cabinet box panels, stone or solid-surface top, steel fastenersn/aFinish and substrate to be confirmed.
Power / servicesOptional outlet and plumbing servicen/aMust be designed to local code.

Drawings

84 in approx. overall length 36 in approx. height 1 2 3 4 Walnut kitchen island side view Concept, not for construction Units: in Title block Side view Sink zone approx. Drawer bank approx. Door bay approx. Scale bar 6 in
Side view showing the overall length, worktop, sink position, storage bays, and seating overhang.
84 in approx. length 42 in approx. depth 1 2 3 4 Walnut kitchen island top view Concept, not for construction Units: in Title block Top view Seating side Sink side Scale bar 6 in
Top view with the sink location, seating zone, storage zone, and overall footprint.
36 in approx. height 84 in approx. width 1 2 3 Walnut kitchen island front view Concept, not for construction Units: in Title block Front view
Front view showing the divided cabinet layout and the overall counter height.
Storage Sink and work zone Seating side Water in / drain out Power / outlet path Daily use flow 1 2 4 Systems flow diagram Concept, not for construction Units: none Title block Systems view
Systems diagram showing storage, sink, utility paths, and seating flow between the main zones.
Detail joint / mount Concept, not for construction Units: in Title block Detail view 2 3 Approx. backsplash height Approx. toe kick depth 4 in scale bar
Close-up detail of the countertop-to-cabinet transition and a typical support and reveal condition.

How it works

The island is built as a rigid cabinet base that carries a countertop with a sink opening near one end. Storage cabinets and drawers fill the enclosed portion, while the opposite side remains open enough for seating and knee space.

Water supply and drainage would route through the floor or nearby cabinet wall, depending on the kitchen layout. Any electrical outlet, lighting, or appliance service would need to be planned with the local code and installed by the right licensed professional.

The walnut finish gives the island a warm look and helps it read as a furniture-like centerpiece rather than just a utility box. A lighter countertop and clean hardware keep the design bright and practical.

The concept assumes everyday family use, so the structure should be confirmed for rigidity, moisture protection near the sink, and safe clearances around seating and walkways.

Parts and materials

# Part Typical spec Qty Est. price / unit Est. total Supplier type
1Cabinet carcassMoisture-resistant cabinet panel box, approx. 84 in long1$450 to $850$450 to $850Cabinet shop / millwork supplier
2Sink base and cutout framingReinforced sink cabinet section with support blocking1$180 to $350$180 to $350Cabinet shop / countertop shop
3Drawer stack or utility storage sectionHeavy-duty drawer boxes, soft-close slides1$300 to $700$300 to $700Cabinet hardware supplier
4Seating-side finish panelsWalnut face panels or veneer with smooth finish1 set$220 to $600$220 to $600Millwork supplier
5CountertopStone, engineered stone, or solid-surface top, approx. 84 x 42 in1$1,600 to $2,800$1,600 to $2,800Countertop fabricator
6SinkUndermount or top-mount sink, single bowl or compact double bowl1$180 to $600$180 to $600Plumbing supply
7Faucet and trimPull-down or standard faucet set1$160 to $500$160 to $500Plumbing supply
8Plumbing fittingsSupply lines, trap, shutoffs, sealants, and supports1 set$120 to $300$120 to $300Plumber / plumbing supply
9Fasteners and joinery hardwareScrews, brackets, confirmat or comparable cabinet fasteners1 set$80 to $180$80 to $180Hardware supplier
10Finish materialsStain, clear coat, filler, abrasives, touch-up supplies1 set$150 to $350$150 to $350Paint / finish supplier
11Installation laborCabinet fabrication and on-site installation1$1,500 to $3,000$1,500 to $3,000Cabinet installer / finish carpenter
12Utility tradesPlumbing and any electrical work if required1$400 to $1,200$400 to $1,200Licensed plumber / electrician
Rough total budget: about $5,340 to $11,430 depending on countertop, sink, hardware, and labor choices.
Prices are typical retail and trade estimates and will change by region, finish level, and availability.

Build phases

  1. Measure and verify the kitchen — 1 to 2 days. Confirm floor plan, appliance clearances, plumbing locations, and door swings. Professional review recommended.
  2. Finalize design and shop drawings — 2 to 5 days. Lock dimensions, sink choice, storage layout, and finish details. Cabinetmaker or designer should check this.
  3. Order materials — 1 to 3 weeks. Countertop, sink, hardware, and finish products may drive the schedule.
  1. Fabricate cabinets and panels — 1 to 3 weeks. Build the carcass, face panels, drawers, and support framing.
  2. Plumb and prepare utilities — 1 to 2 days. Licensed plumber should handle sink connections and any required valve work.
  3. Install, finish, and test — 1 to 3 days. Set the island, adjust doors and drawers, seal joints, and verify everything is stable and watertight.

Safety, rules, and permits to check

Depending on the country and state, kitchen remodel work may involve building codes, plumbing rules, electrical rules, countertop and sink installation requirements, and inspection approvals from a local building department.

If the island affects plumbing, power, or structural supports, a permit or inspection may be required. Fire, ventilation, accessibility, and egress clearances can also matter in a residential remodel.

Typical authority types include the local building department, plumbing inspector, electrical inspector, and sometimes the homeowner association or property manager. Insurance and contractor licensing requirements may also apply.

The exact rules depend on the project scope and local jurisdiction, so the final build should be checked against local code before work starts.

Who to involve

  • Cabinetmaker or finish carpenter: checks the cabinet structure, fit, door and drawer layout, and finish quality.
  • Plumber: confirms sink placement, shutoffs, drain routing, leak protection, and service access.
  • Electrician: checks outlet placement, circuit needs, and code-compliant clearances if power is added.
  • Kitchen designer or interior designer: checks workflow, spacing, and visual balance in the room.
  • Building official or permit reviewer: checks code compliance, inspections, and permit scope.
  • Countertop fabricator: checks sink cutout geometry, support, seams, and stone thickness needs.

Open questions to decide next