Home Additions

We specialize in building spacious home additions

Award Winning Home Remodeling Contractor In New Jersey

 Home Addition Builder
Beautiful, spacious home additions, in Hunterdon, Somerset, and Mercer Counties

With over 25 years of experience, Armstrong Interiors specializes in transforming homes through expertly designed and constructed additions. If your home no longer meets your needs, building an addition can be a cost-effective and convenient alternative to the hassle of selling and relocating. From expanding living spaces to creating entirely new areas, we offer a range of home addition solutions, including room additions, room bump-outs, garage conversions, and dormer additions. These upgrades not only increase your home’s functionality but also enhance its value and aesthetic appeal.

Our team has extensive experience managing large-scale projects and works collaboratively with architects and engineers to ensure every detail is executed to the highest standards. Whether you’re adding a new bedroom, creating a spacious family room, or converting your garage into livable space, we’ll seamlessly integrate the new construction with your existing home for a cohesive, polished result. We prioritize craftsmanship, safety, and precision at every step, giving you peace of mind throughout the process.

Armstrong Interiors proudly serves homeowners in Hunterdon, Somerset, and Mercer Counties, including Flemington, Princeton, Hillsborough, and surrounding areas. If you’re ready to enhance your home’s comfort, functionality, and style, let our team guide you through every phase of your home addition construction project. Contact us today to start turning your vision into reality!

Armstrong Interiors is a remodeling contractor based out of Flemington, NJ and serving homeowners in Flemington, Raritan Township, Clinton, Lambertville, Princeton, Montgomery, Hillsborough, Bridgewater, and Hopewell.  We specialize in all aspects of building home additions including addition design and planning, room additions, dormer additions, and more.  If you've been dreaming about a larger living space, we're the team that can make that vision a reality.

Home Addition Photos

Types Of Home Additions We Build

Bump-out addition: This is a small-scale addition that extends an existing room by a few feet, typically to create more space or add a specific feature like a window seat or storage area.

Room addition: This involves adding a new room or rooms to the existing structure, such as a bedroom, bathroom, or family room. Room additions can be built on any level of the home, including the basement or attic.

Sunroom or four-season room: These are glass-enclosed spaces designed to provide natural light and additional living space while allowing homeowners to enjoy the outdoors year-round.

Second-story addition: This type of addition involves adding an entire new level to a one-story home or extending the living space of a two-story home. This can significantly increase the square footage of the home and may include new bedrooms, bathrooms, or living areas.

Garage conversion: This involves converting an existing garage into living space, such as a bedroom, office, or family room. This type of addition is popular for adding square footage without altering the home's exterior appearance.

Basement conversion: Transforming an unfinished or underutilized basement into a functional living space, such as a home theater, playroom, or additional bedroom and bathroom.

Dormer addition: This involves adding a dormer window to an existing sloped roof, creating additional living space and headroom in an attic or upper-level room.

The Benefits of Building A Home Addition

Building a home addition offers homeowners a unique opportunity to enhance their living space without the stress and expense of relocating. Whether your family is growing, your lifestyle is evolving, or you simply want more space, a thoughtfully designed addition can provide a wide range of benefits tailored to your needs.

Accommodating a Growing Family

As your family grows, so does your need for space. Adding extra bedrooms, a larger living area, or a playroom ensures everyone has enough room to live comfortably. A home addition allows you to expand your current home while maintaining the connection to your neighborhood, schools, and community.

Creating a Home-Based Business Space

With more people working remotely, a dedicated home office has become essential. A home addition can provide a quiet, functional workspace tailored to your needs, increasing productivity while keeping work separate from your personal life.

Adding Valuable Living Space

From a family room to an in-law suite, additional living space can dramatically improve the functionality and enjoyment of your home. Whether for hosting guests, creating a retreat for multi-generational living, or designing a luxurious new primary suite, more space means more options for how you live.

Boosting Property Value

A well-designed home addition can significantly increase your home’s market value. Features like extra bedrooms, modernized kitchens, or garage conversions make your property more attractive to future buyers while giving you more immediate benefits.

Improving Storage Solutions

If your home feels cluttered, an addition can include custom storage options like walk-in closets, built-in shelving, or an expanded garage. These improvements not only enhance your home’s functionality but also its overall aesthetic.

Tailoring Your Home to Your Lifestyle

A home addition is your opportunity to customize your space to match your specific needs and style. Whether you dream of a sunroom, a game room, or an expansive kitchen, you can create a space that reflects your personality and lifestyle.

Staying in the Home You Love

One of the most significant benefits of a home addition is the ability to stay in the home and neighborhood you already cherish. Instead of the hassle of moving, you can enjoy the benefits of a larger, more functional space while preserving the memories and connections tied to your current home.

Building a home addition is an investment in your family’s comfort, your property’s value, and your lifestyle. At Armstrong Interiors, we’re here to help you design and build the perfect addition to meet your needs and exceed your expectations. Contact us today to explore the possibilities for your home!

To schedule an estimate for your home addition construction project please call (908) 806-7341 or fill out our contact form and we’ll get right back to you.

Our Home Addition Construction Process

At Armstrong Interiors, we understand that a home addition is a significant investment in your home and lifestyle. That’s why we’ve developed a clear and organized process to guide you through every stage of the project. From the initial concept to the final walkthrough, our team works with you to ensure your new space is built to the highest standards and perfectly tailored to your needs.

How Much Does A Home Addition Cost?

The cost for home additions can vary depending on many different factors

How much does a home addition cost?

Small Addition

This would be for a small additional living space attached to your home.

Cost $75k-$250k+
Depending On Size and Scope.

How Much Does A Room Addition Cost?

Room Addition

A room addition is just that, adding an entirely new room onto your home either a bedroom, bathroom, living room, or utility room.  These are very involved construction projects.

Cost $50k-$100k+
Depending On Size and Scope.

New Living Space

New Living Space

This would be for a secondary suite or in-law suite.  They are large scale projects involving many trades.  They typically have a bedroom or two, bathroom, and a kitchen as well, adding to the overall cost.

Cost $75k-$250k+
Depending On Size and Scope.

These prices are only ball park figures to give you a rough idea as to what you should expect for the cost of design/build home addition project completed by a team of craftsman.  Your particular addition project may vary depending on the site, any zoning issues, the size and scope of the addition, the specific materials you've chosen, and the overall scope of work.  If you need a firm price please request a consultation so we can view your potential project, listen to your ideas, and determine the actual scope of work required to complete your home addition project.  After our on-site consultation we'll be able to provide you with a firm estimate to build your new home addition the right way.

Our Home Addition Services Include

There are various types of home additions that we can design and build for you.

Bump-out addition
Room addition
Sunroom
Second-story addition
Garage conversion
Home Office Space
Basement conversion
Dormer addition

Frequently Asked Home Addition Questions

Here is a list of questions we're commonly asked about kitchen remodeling and renovations

Request Your Home Addition Consultation

Home Addition Permits

What Permits Are Required for a Home Addition in Hunterdon County, New Jersey?

Planning a home addition in Hunterdon County, New Jersey is an exciting opportunity to enhance your living space, accommodate a growing family, or increase your property’s value. However, before construction begins, there’s an essential step you can’t overlook: securing the necessary permits and inspections. Understanding and navigating this process can be complex, but hiring an...
Types Of Home Additions

Types of Home Additions: Which One is Right for You?

Home additions are one of the most impactful ways to transform your home, offering solutions to expand living space, increase functionality, and boost property value. Whether you’re accommodating a growing family, creating a dedicated workspace, or adding luxury to your home, choosing the right type of addition depends on your individual needs, your property shape...
Planning Your Home Addition

How to Plan the Perfect Home Addition: A Step-by-Step Guide

Building a home addition is a fantastic way for homeowners in Hunterdon, Somerset, and Mercer Counties to increase living space, accommodate a growing family, or enhance the functionality of their home without the stress of selling and moving. Whether you’re in Flemington, Bridgewater, or Princeton, adding a new bedroom, or extending your living room can...