ARCHSPLACE
Architecture, made simple — since 2018

— Ideas & inspiration

Addition and kitchen project guide

An addition plus kitchen project combines new square footage with a redesigned cooking, dining, and gathering space, often requiring structural, mechanical, and layout changes at the same time. A professional is typically required when the work affects load-bearing walls, foundations, plumbing, ventilation, electrical, or exterior envelope details. The outcome is driven by site constraints, the clarity of the program, local code requirements, and how well the new space connects to the existing home.

  • addition
  • kitchen

— The project

What to expect

Typical duration

Several months to over a year

Cost

Budget-sensitive, with costs driven by scope and finish level

— The process

How it works

  1. 1Survey and diagnosis

    Start by measuring the existing home, checking structure and utilities, and identifying what the site can realistically support.

  2. 2Design

    Translate the way you want to live into a layout, elevations, and technical decisions that fit the house and the budget.

  3. 3Quotes

    Compare contractor pricing against the same scope so you can see where labor, materials, and allowances differ.

  4. 4Construction

    Build the addition, integrate the kitchen systems, and manage inspections, finishes, and final adjustments.

— The price

What drives the price

↑ Raises the cost
  • larger footprint
  • structural changes
  • custom cabinetry
  • high-end appliances
↓ Lowers the cost
  • reuse existing layout
  • standard cabinet lines
  • simple roof geometry
  • limited utility relocation

Describe your project and receive proposals

  • The space and the scope
  • The style you want
  • Timing and budget
Start my brief →

— Ideas

Ideas by style

modern house — kitchen (urban)
kitchen house modern urban
modern house — bathroom (urban)
bathroom house modern urban
modern house — bedroom (urban)
bedroom house modern urban
modern house — living room (urban)
living room house modern urban
minimalistSee ideas →
minimalist house — room (urban)
room house minimalist urban
minimalist house — living room (urban)
living room house minimalist urban
minimalist house — living room (urban)
living room house minimalist urban
minimalist house — bathroom (urban)
bathroom house minimalist urban
rustic house — bathroom (rural)
bathroom house rustic rural
rustic house — balcony (tropical)
balcony house rustic tropical
rustic house — kitchen (beach)
kitchen house rustic beach
rustic house — bathroom (forest)
bathroom house rustic forest
industrialSee ideas →
industrial house — kitchen (urban)
kitchen house industrial urban
industrial house — sunroom (urban)
sunroom house industrial urban
industrial house — bathroom (rural)
bathroom house industrial rural
industrial house — storage room (mountain)
storage room house industrial mountain

— Professionals

Who has already built it

— Questions

Frequently asked questions

How much does an addition and kitchen project cost?

Costs vary widely based on size, structural complexity, finishes, appliance level, and how much of the existing home must be altered. Expect the budget to move significantly with foundation work, utility rerouting, custom cabinetry, and premium materials.

How long does this kind of project take?

A typical timeline runs from several months to longer when permits, engineering, or major structural work are involved. Design and approvals can take as much attention as the build itself.

Do I need permits for an addition and kitchen remodel?

In most cases, yes, especially if you are expanding the footprint, changing structure, or altering plumbing, electrical, or gas lines. Local permitting rules vary, so the exact path depends on your municipality and the scope of work.