Simi Valley & Ventura County

Room Addition Contractor in West Hills

Safeway Construction builds quality room additions for West Hills homeowners who need more space. Whether you are adding a master suite, family room, home office, or in-law suite, our team brings 20+ years of construction experience and a 5.0-star Google rating to every addition project in the West Hills area.

Room addition project in West Hills by Safeway Construction
Custom living space addition in West Hills by Safeway Construction

West Hills’s Room Additions Experts

When your West Hills home needs more space, a room addition is the most direct solution. Whether your family is growing, you need a dedicated home office, or you want to add a master suite, Safeway Construction builds room additions that integrate seamlessly with your existing home and add lasting value to your property.

Room additions are complex projects that require structural engineering, foundation work, framing, roofing, and integration with your home's existing electrical, plumbing, and HVAC systems. Our team has the expertise to handle every aspect of the build, from permit applications with the City of Los Angeles Department of Building and Safety (LADBS) through final inspection and punch list. We work with West Hills homeowners in Stonegate, Shadow Hills, Hillpointe and throughout the area.

Connected directly to our Simi Valley headquarters via the 118 freeway, just 15 minutes away. This is one of the closest communities we serve outside Simi Valley. Our 5.0-star Google rating with 17 reviews means West Hills homeowners trust us to expand their homes with quality craftsmanship and attention to detail.

Room Additions Services in West Hills

Master Suite Additions

Add a spacious master bedroom and bathroom to your West Hills home. Our master suite additions include walk-in closets, en-suite bathrooms with custom tile showers, and thoughtful layouts that blend seamlessly with your existing home architecture.

Family Room Additions

Expand your living space with a family room addition that gives your West Hills household room to grow. We build open-concept great rooms, sunrooms, and entertainment spaces that connect naturally with your existing floor plan.

Home Office Additions

The rise of remote work has made dedicated home offices essential for many West Hills homeowners. We build purpose-designed office additions with proper lighting, electrical, and climate control for productive work-from-home spaces.

Second Story Additions

Maximize your lot without expanding your footprint by adding a second story to your West Hills home. Second story additions require structural engineering, foundation assessment, and careful planning that our experienced team manages from start to finish.

Sunroom & Enclosed Patio

Convert outdoor space into year-round living area with a sunroom or enclosed patio addition. Popular with Stonegate, Shadow Hills, Hillpointe homeowners who want to enjoy natural light while staying comfortable through every season.

In-Law Suite Additions

Build a comfortable, accessible living space for aging parents or adult children. Our in-law suite additions in West Hills include private bedrooms, full bathrooms, kitchenettes, and separate entrances for independence and privacy.

Why West Hills Homeowners Choose Safeway for Room Additions

Structural Expertise

Room additions are among the most complex residential projects. They require foundation work, framing, roofing, and seamless integration with your existing home. Our team has the structural knowledge and experience to handle even challenging additions for West Hills homeowners.

Just Minutes from West Hills

Connected directly to our Simi Valley headquarters via the 118 freeway, just 15 minutes away. This is one of the closest communities we serve outside Simi Valley. You get the responsiveness of a local contractor with the experience of a firm that has been serving the area for over 20 years.

Always Free Estimates

Every Safeway estimate is free — whether you use our instant online tool at SafewayQuickQuote.com or schedule a no-obligation in-home consultation. Room additions are complex projects with many variables, and we take the time to give you an accurate, detailed estimate at no cost.

20+ Years Building Additions

We have built room additions across West Hills, Stonegate, Shadow Hills, Hillpointe, and the surrounding area. Our 5.0-star Google rating with 17 reviews means homeowners trust us to expand their homes with quality craftsmanship and on-time delivery.

West Hills Room Additions Cost Ranges

Room Additions costs in West Hills vary by scope and materials. Here are typical price ranges for projects in the West Hills area. Get a personalized estimate at SafewayQuickQuote.com.

Bedroom Addition (200 sq ft)

$35,000 - $60,000

Master Suite (400 sq ft)

$70,000 - $120,000

Family Room (300 sq ft)

$55,000 - $95,000

Home Office (150 sq ft)

$30,000 - $55,000

Sunroom/Enclosed Patio

$25,000 - $50,000

Second Story Addition

$120,000 - $250,000+

Room Additions FAQs for West Hills Homeowners

How much does a room addition cost in West Hills?

Room addition costs in West Hills typically range from $150 to $250 per square foot depending on the type of addition and finish level. A basic 200 sq ft bedroom addition starts around $35,000, while a 400 sq ft master suite with bathroom can range from $70,000 - $120,000 to $55,000 - $95,000. Second story additions cost more due to structural requirements. Costs in West Hills neighborhoods like Stonegate, Shadow Hills, Hillpointe reflect the local construction market and the quality of finishes homeowners expect. Get a personalized estimate at SafewayQuickQuote.com.

How long does a room addition take in West Hills?

A room addition in West Hills typically takes 3 to 6 months from permit approval through completion. The design and permitting phase with the City of Los Angeles Department of Building and Safety (LADBS) usually takes 4 to 8 weeks. Construction timelines depend on the size and complexity: a basic room addition takes 8 to 12 weeks, while a master suite or second story addition can take 12 to 20 weeks. Safeway Construction manages all design, engineering, permitting, and construction for your West Hills room addition project.

Do I need permits for a room addition in West Hills?

Yes, room additions in West Hills always require building permits because they involve new construction, structural work, and typically electrical and plumbing modifications. The City of Los Angeles Department of Building and Safety (LADBS) requires detailed architectural plans, structural engineering calculations, and energy compliance documentation (Title 24). , including homes in Stonegate and surrounding West Hills communities Safeway Construction handles the complete permitting process including plan preparation, submittal, and all required inspections.

Ready to Start Your Remodel?

Two ways to get started — pick what works for you.

Request a Consultation

Fill out our form or call us. We'll get back to you within one business day.

Get an Instant Estimate

Use our AI tool to get a price range in 2 minutes. No phone call needed.

Try the Instant Estimator

Free. No sign-up required.