ADU Modular
Plans
Accessory Dwelling Unit Style Modular Building Plans
Choose from a range of thoughtfully designed modular building plans by Greater Newburyport ADU’s, or bring your own custom design to life.
An Accessory Dwelling Unit (ADU) is a secondary housing structure built on the same lot as a primary single-family residence. These units can be detached, attached, or integrated within the main home’s design.
At Greater Newburyport ADU’s, we combine innovative design with superior craftsmanship to create modular homes that are efficient, elegant, and built to last.
Our cozy yet functional ADUs enhance your property by providing flexible living spaces that adapt to your needs. Whether used as a home office, guest suite, or rental unit for additional income, each plan offers comfort, efficiency, and style in a compact footprint. These small but sophisticated homes maximize space without compromising design — perfect for creating a peaceful retreat or generating extra revenue.
4316 Accessory Dwelling Unit
Specification
Square Foot 892
Bedrooms 2
Bathrooms 1.5
Levels 1Discover the perfect blend of comfort and convenience in this 2-bedroom, 1.5-bathroom ADU. Ideal for a small family, roommates, or as a private in-law suite. This home offers the feel of a larger home with all the benefits of a compact, low-maintenance, up-to-date space.
4469 Accessory Dwelling Unit
Specification
Square Foot 496
Bedrooms 1
Bathrooms 1
Levels 1A humble cottage is a perfect space to offer additional guests or a renter some privacy.
4474 Accessory Dwelling Unit
Specification
Square Foot 784
Bedrooms 1
Bathrooms 1
Levels 1A centered front entrance from the porch invites entry into this stylish ADU. The smartly designed home features a center island and pantry with plenty of kitchen storage and functionality for those who love to cook. A bump-out in the living room brings in some additional light and creates a warm space for entertaining with its connection to the kitchen.
Gardiner Accessory Dwelling Unit
Specification
Square Foot 780
Bedrooms 2
Bathrooms 1
Levels 2Our charming two-car garage, complete with a cozy apartment above, offers wonderful flexibility for various uses. Whether you envision it as a guest suite, a home office, a personal retreat, or a rental apartment, this well-appointed property is sure to enhance the value of your home. With one side dedicated to sleeping and bathing in its two inviting bedrooms, and the other half featuring a lovely kitchen and living space, it’s designed to suit your needs beautifully!
Harbor Accessory Dwelling Unit
Specification
Square Foot 708
Bedrooms 2
Bathrooms 1
Levels 1The Harbor Cottage is an inviting two-bedroom, one-bath retreat that boasts elegant nine-foot ceilings, creating an airy and spacious feel throughout the home. The highlight of this charming floorplan is the expansive sunroom, flooded with natural light, perfect for cozy mornings or relaxing afternoons. Its compact yet functional layout makes it an excellent choice for a seasonal escape, a potential income-generating rental, or a comfortable in-law suite.
Hidden Pond Accessory Dwelling Unit
Specification
Square Foot 675
Bedrooms 2
Bathrooms 2
Levels 1The Hidden Pond plan showcases a thoughtfully designed open area that seamlessly combines the living, dining, and kitchen spaces, maximizing the efficiency of the compact layout. The home features two bedrooms, each complemented by a full bathroom for additional privacy and convenience. Notably, one of the bathrooms includes an exterior entrance, allowing easy access from the yard, making it a practical addition for enjoying the outdoors without tracking it inside.
Marblehead Accessory Dwelling Unit
Specification
Square Foot 884
Bedrooms 2
Bathrooms 2
Levels 2Imagine a charming three-bay garage that features a cozy two-bedroom, two-bathroom apartment, accessible through a private interior staircase at the back. This pleasant retreat offers a perfect blend of comfort and flow, ensuring it meets all the essentials for a truly inviting living experience.
Nantucket Accessory Dwelling Unit
Specification
Square Foot 728
Bedrooms 1
Bathrooms 1
Levels 2This charming two-car garage, complete with a cozy apartment above, offers all the comforts of a larger home while keeping a smaller footprint. The ground-floor breezeway provides easy access to the stairs above and serves as a wonderful mudroom, ensuring the apartment stays clean and welcoming. You’ll fall in love with the spacious eat-in kitchen that features a pantry, island, and ample cabinet storage, making it the heart of this lovely one-bedroom retreat. This apartment is truly perfect for anyone who enjoys the art of cooking!
Orchid Bay Accessory Dwelling Unit
Specification
Square Foot 712
Bedrooms 2
Bathrooms 1
Levels 1The Orchid Bay cottage is compact yet fully equipped with all the essentials, plus a few extra features. It is an ideal choice for a retreat or for anyone looking to embrace a minimalist lifestyle. The den can serve multiple purposes, functioning as an office, a reading space, or even a second bedroom. A sunroom at the front of the cottage offers a perfect spot for those who enjoy bringing the outdoors inside, allowing ample natural light and space for house plants. Additionally, a covered exterior porch provides a lovely seating area for observing nature and enjoying fresh air.
Ranch Accessory Dwelling Unit
Specification
Square Foot 712
Bedrooms 2
Bathrooms 1
Levels 1The heart of the Ranch plan is an inviting open-concept layout, blending the kitchen, dining, and living rooms, making it perfect for entertaining family and friends. Its’ cozy two bedrooms share a bathroom with a full-size tub or large shower stall. An unfinished full basement provides future expansion opportunities. The home maximizes functionality with ample storage solutions, ensuring that every square inch is utilized efficiently. This thoughtfully designed plan harmonizes comfort with practicality, making it ideal for modern living.
Saco Bay Accessory Dwelling Unit
Specification
Square Foot 850
Bedrooms 1-2
Bathrooms 1
Levels 1The charming Saco Bay cottage exudes curb appeal with its welcoming covered front porch. Although the home is cozy, the combined dining and living room creates the illusion of a larger space. A sunroom offers additional entertainment space — a garden retreat, gaming room, or use it for a formal dining space. Conveniently, the main bedroom is located adjacent to the only bathroom. Additionally, a den can serve as a home office or even a second bedroom, providing extra space to accommodate any lifestyle needs.