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  • A / E
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  • Residential
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Residential architecture

Designing Thoughtful, Innovative, and Inspired Homes Across California

Johnston Architecture Group brings vision, creativity, and unmatched expertise to residential architecture throughout Southern and Northern California. Serving the dynamic communities of San Diego, Orange County, Los Angeles, and San Francisco, our firm specializes in crafting homes that seamlessly blend functionality, beauty, and sustainability. We approach each project as a unique opportunity to transform our clients’ dreams into thoughtfully designed living spaces, creating homes that enhance lifestyles while harmonizing with their surroundings.

featured projects

Transforming Spaces with Johnston Architecture Group

 

Our Areas of Expertise

At Johnston Architecture Group, we understand that every home is as unique as its owner. Our team brings years of experience and a deep passion for residential architecture, crafting homes that blend beauty, functionality, and innovation. Our expertise includes:


1. Custom Home Design

Turning Dreams into Reality
Your home should be a reflection of your vision, lifestyle, and personality. We specialize in designing custom homes tailored to your specific needs, whether you envision a modern masterpiece, a timeless classic, or a cozy retreat. Our design process ensures that every detail—from layout and materials to lighting and flow—creates a harmonious and inspiring living space.

2. Home Renovations & Additions

Enhancing Your Home’s Potential
Whether you’re updating an outdated space, expanding for a growing family, or restoring a historic home, we bring thoughtful design solutions to every renovation. Our approach ensures that additions blend seamlessly with the existing structure while improving functionality, aesthetics, and value.

3. Sustainable & Energy-Efficient Homes

Designing for a Greener Future
Sustainability is at the core of our design philosophy. We integrate energy-efficient systems, eco-friendly materials, and passive design strategies to create homes that reduce environmental impact while enhancing comfort and long-term savings. From solar integration to smart home technology, we help homeowners build responsibly without sacrificing style.

4. Luxury & High-End Residences

Elevated Living, Thoughtfully Designed
For clients seeking a home that embodies elegance and sophistication, we design luxury residences that blend exquisite architecture with state-of-the-art amenities. Our high-end designs prioritize seamless indoor-outdoor living, breathtaking aesthetics, and bespoke details that create a one-of-a-kind living experience.

5. Multi-Generational & Adaptive Homes

Spaces Designed for Changing Needs
Modern families require flexible, adaptive living spaces. We design homes that accommodate multi-generational living with private suites, separate entrances, and shared spaces that foster connection while maintaining privacy. Our approach ensures that your home evolves with your needs.

6. Vacation Homes & Second Residences

Creating Retreats That Inspire
Whether it’s a coastal escape, a mountain retreat, or a desert oasis, we design vacation homes that enhance relaxation and connection with nature. Our approach balances luxury with practicality, ensuring a seamless experience for homeowners and guests alike.


Our Process

We believe that exceptional homes start with a well-defined, client-focused approach:

1. Discovery & Consultation

We begin by understanding your vision, lifestyle needs, and aesthetic preferences. This stage allows us to create a personalized roadmap for your home’s design.

2. Site Analysis & Feasibility

A thorough evaluation of your property helps us identify opportunities, challenges, and regulatory considerations that will shape the design.

3. Concept Development

We present initial design concepts that capture your vision, refine ideas based on your feedback, and ensure alignment with your budget and lifestyle.

4. Design & Planning

Our team develops detailed architectural plans, incorporating material selections, sustainability features, and advanced visualization tools to bring your home to life.

5. Permitting & Compliance

Navigating California’s building codes and zoning laws can be complex. We handle all permitting processes, ensuring a smooth and stress-free experience.

6. Project Execution & Construction Oversight

We collaborate with trusted builders and contractors to oversee every phase of construction, ensuring your home is completed with precision and excellence.

7. Post-Completion Support

Our commitment extends beyond construction. We offer continued support to address any refinements or future needs for your home.


Commitment to Sustainability

At Johnston Architecture Group, we design homes that stand the test of time—both aesthetically and environmentally. We incorporate sustainable materials, energy-efficient solutions, and innovative building techniques to minimize environmental impact while maximizing livability.

Why Choose Johnston Architecture Group?

✔ Expertise in Custom Residential Design
Our team brings decades of experience in crafting homes that are as unique as their owners.

✔ Client-Centered Approach
We prioritize your vision, needs, and lifestyle, ensuring a personalized design process.

✔ Innovative & Sustainable Solutions
Our forward-thinking designs integrate beauty, efficiency, and modern technology.

✔ Deep Knowledge of California’s Architecture & Regulations
With extensive experience across San Diego, Orange County, Los Angeles, and San Francisco, we navigate regional building codes with ease.

✔ Unwavering Commitment to Excellence
From concept to completion, we are dedicated to delivering homes of the highest quality and craftsmanship.

Let Johnston Architecture Group bring your dream home to life. Contact us today to start your journey.

Contact Us

Drop us an email and we will be in touch in less than 48 hours.

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Johnston Architecture Group

6738 Mohawk Street, San Diego, CA 92115

(702) 465-2777

Hours

Open today

09:00 am – 05:00 pm

Johnston Architecture Group

(702) 465-2777

Copyright © 2025 Johnston Architecture Group - All Rights Reserved.

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