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Guest house builders in Trenton

Avatar for Basic Basement Co
Basic Basement Co
122 Park Ave
4.83(
314
)
Approved Pro
Basic Basement Co
122 Park Ave
4.83(
314
)
Approved Pro
Customers say: Quick response
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
38 local quotes requested

With over 40 years combined experience, we provide complete Basement remodeling and finishing services with Free estimates and no-nonsense pricing. We will give you the Basement you've always wanted by transforming your previously unfinished Basement into a usable and comfortable living area you can be proud of. We are known for constant communication and on-site project management.

"We had an amazing experience working with the Basic Basement Company! They finished our small basement and did a wonderful job. The project coordinator kept the work on track and communicated often. Each crew was punctual, professional, and treated our home with respect. We received compliments from every inspector on the quality of the work throughout the project. Don’t hesitate to call The Basic Basement Company for your next project!"

Brent V on May 2025

With over 40 years combined experience, we provide complete Basement remodeling and finishing services with Free estimates and no-nonsense pricing. We will give you the Basement you've always wanted by transforming your previously unfinished Basement into a usable and comfortable living area you can be proud of. We are known for constant communication and on-site project management.

"We had an amazing experience working with the Basic Basement Company! They finished our small basement and did a wonderful job. The project coordinator kept the work on track and communicated often. Each crew was punctual, professional, and treated our home with respect. We received compliments from every inspector on the quality of the work throughout the project. Don’t hesitate to call The Basic Basement Company for your next project!"

Brent V on May 2025


Avatar for TRI-STATE BUILDING SPECIALTIES, INC.
TRI-STATE BUILDING SPECIALTIES, INC.
845 Towbin Ave
4.27(
11
)
Approved Pro
TRI-STATE BUILDING SPECIALTIES, INC.
845 Towbin Ave
4.27(
11
)
Approved Pro
Customers say: True professional
258 local quotes requested
34 years of experience

Expand your living space with our expert sunroom and patio enclosure remodeling services! We specialize in designing and transforming outdoor areas into beautiful, functional sunrooms and enclosed patios that you can enjoy year-round. Our skilled team delivers high-quality craftsmanship, using durable materials and personalized designs to enhance your home’s comfort and value. Whether you’re looking to create a cozy sunroom or a versatile patio enclosure, we’re committed to making your vision a reality. Contact us today for a free consultation and start planning your dream space!

"First meeting went very smoothly so far had a great experience with Jason Now will be working with Don the project manager."

Dee A on February 2025

Expand your living space with our expert sunroom and patio enclosure remodeling services! We specialize in designing and transforming outdoor areas into beautiful, functional sunrooms and enclosed patios that you can enjoy year-round. Our skilled team delivers high-quality craftsmanship, using durable materials and personalized designs to enhance your home’s comfort and value. Whether you’re looking to create a cozy sunroom or a versatile patio enclosure, we’re committed to making your vision a reality. Contact us today for a free consultation and start planning your dream space!

"First meeting went very smoothly so far had a great experience with Jason Now will be working with Don the project manager."

Dee A on February 2025


Avatar for Cambridge Landscapes
Cambridge Landscapes
9291 Old Tyburn Rd
4.82(
108
)
Approved Pro
Cambridge Landscapes
9291 Old Tyburn Rd
4.82(
108
)
Approved Pro
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
649 local quotes requested

Welcome to Cambridge Landscapes, the premier landscape design group servicing the greater Bucks County, as well as, Central New Jersey area. Quality is a key component for Cambridge: products/materials, workmanship, and customer service. Customer satisfaction is the key to Cambridge Landscapes’ success. Whether we are custom designing your backyard utopia or correcting a poor drainage situation, Cambridge gives the same high quality and professional integrity to every one of our customers. We pride ourselves in helping others transform their basic backyards into a sanctuary in which to retreat to after a long day's work or to gather with friends and family.

"I am amazed at the calibre of work Cambridge Landscapes did on my back yard. This included a retaining/sitting wall, a fire pit area and a long walkway and patio around the side of our house. Using only the finest materials, and professional, experienced installers, I watched as my sad back yard became an oasis! Many thanks to Scott, Katie and Miguel for their insights and for shepherding this project from the beginning to its completion. ⭐️⭐️⭐️⭐️⭐️"

Mark C on September 2022

Welcome to Cambridge Landscapes, the premier landscape design group servicing the greater Bucks County, as well as, Central New Jersey area. Quality is a key component for Cambridge: products/materials, workmanship, and customer service. Customer satisfaction is the key to Cambridge Landscapes’ success. Whether we are custom designing your backyard utopia or correcting a poor drainage situation, Cambridge gives the same high quality and professional integrity to every one of our customers. We pride ourselves in helping others transform their basic backyards into a sanctuary in which to retreat to after a long day's work or to gather with friends and family.

"I am amazed at the calibre of work Cambridge Landscapes did on my back yard. This included a retaining/sitting wall, a fire pit area and a long walkway and patio around the side of our house. Using only the finest materials, and professional, experienced installers, I watched as my sad back yard became an oasis! Many thanks to Scott, Katie and Miguel for their insights and for shepherding this project from the beginning to its completion. ⭐️⭐️⭐️⭐️⭐️"

Mark C on September 2022


Avatar for TPMC LLC
TPMC LLC
5.00(
11
)
Approved Pro
TPMC LLC
5.00(
11
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
186 local quotes requested

We have the experience and dedication to bring your dreams to reality! We guarantee your satisfaction, and we won’t leave until the job is done right. Our team has quality experience in this industry, and we make sure our customers are happy before we leave. Call or click to schedule an estimate today!

"Tom, and Gus where great., and at a fair price. Would definitely hire them again for any future work."

Bruce L on May 2025

We have the experience and dedication to bring your dreams to reality! We guarantee your satisfaction, and we won’t leave until the job is done right. Our team has quality experience in this industry, and we make sure our customers are happy before we leave. Call or click to schedule an estimate today!

"Tom, and Gus where great., and at a fair price. Would definitely hire them again for any future work."

Bruce L on May 2025


Avatar for Vially Pavers & Landscaping
Vially Pavers & Landscaping
5.00(
2
)
Approved Pro
Vially Pavers & Landscaping
5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
734 local quotes requested

Landscaping business locally owned and operated we feel invested in our clients and constantly strive for customer satisfaction. Call or message us to schedule an estimate today!

"Vially is very professional and got back to me quickly with several of the quotes I had asked for. He got the work done fast and stayed on buget."

Robert L on October 2024

Landscaping business locally owned and operated we feel invested in our clients and constantly strive for customer satisfaction. Call or message us to schedule an estimate today!

"Vially is very professional and got back to me quickly with several of the quotes I had asked for. He got the work done fast and stayed on buget."

Robert L on October 2024


Avatar for Hubert Construction LLC
Hubert Construction LLC
938 Bethel Church
4.65(
93
)
Approved Pro
Hubert Construction LLC
938 Bethel Church
4.65(
93
)
Approved Pro
Customers say: Quality work
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
464 local quotes requested

Call us today (732-673-8205) for your Kitchen Remodel and get a personalized in-home consultation and preferred scheduling for your project! Additions, Kitchen & Bathroom Remodeling Experts! **ANGIE'S LIST SUPER SERVICE AWARD WINNER FOR 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018!** A Hubert Construction has 28+ years experience in the remodeling and construction industry. We offer a complete one-call solution for Design and Build remodeling and renovations. Our goal is to deliver exceptional craftsmanship, precise project management with unsurpassed customer service, delivering the results of your dreams - on time and on budget. Whether you are thinking of a small project, complete renovation, a second-story addition, environmental remodeling, you will find us an invaluable partner in your project. Our mode of operation, low overhead and aggressive pricing mind set all combine to bring you industry-leading performance at reasonable and highly competitive prices. Your project will receive professional supervision, attention to detail, and design input rarely found in our field. We bring a common sense approach to sustainability, focusing on getting you the most benefits at little or no additional cost. PLEASE EMAIL US FOR A FAST, EFFICIENT RESPONSE: arthur@ahubertconstruction.com. We believe that open, on-going and unhindered communication is pivotal to a successful project and happy clients.

"Our new doors look fantastic! Arthur and his team are excellent craftsmen. They were communicative, thorough, and so easy to work with. During the job there was an issue with our order from the supplier, and Arthur made sure to fix it right away. The guys were also great with my dog and my kids, who were in and out while they worked. We'll be calling up A. Hubert Construction again when we're ready to remodel our bathrooms."

Mark D on April 2025

Call us today (732-673-8205) for your Kitchen Remodel and get a personalized in-home consultation and preferred scheduling for your project! Additions, Kitchen & Bathroom Remodeling Experts! **ANGIE'S LIST SUPER SERVICE AWARD WINNER FOR 2011, 2012, 2013, 2014, 2015, 2016, 2017 and 2018!** A Hubert Construction has 28+ years experience in the remodeling and construction industry. We offer a complete one-call solution for Design and Build remodeling and renovations. Our goal is to deliver exceptional craftsmanship, precise project management with unsurpassed customer service, delivering the results of your dreams - on time and on budget. Whether you are thinking of a small project, complete renovation, a second-story addition, environmental remodeling, you will find us an invaluable partner in your project. Our mode of operation, low overhead and aggressive pricing mind set all combine to bring you industry-leading performance at reasonable and highly competitive prices. Your project will receive professional supervision, attention to detail, and design input rarely found in our field. We bring a common sense approach to sustainability, focusing on getting you the most benefits at little or no additional cost. PLEASE EMAIL US FOR A FAST, EFFICIENT RESPONSE: arthur@ahubertconstruction.com. We believe that open, on-going and unhindered communication is pivotal to a successful project and happy clients.

"Our new doors look fantastic! Arthur and his team are excellent craftsmen. They were communicative, thorough, and so easy to work with. During the job there was an issue with our order from the supplier, and Arthur made sure to fix it right away. The guys were also great with my dog and my kids, who were in and out while they worked. We'll be calling up A. Hubert Construction again when we're ready to remodel our bathrooms."

Mark D on April 2025


Avatar for Bowen Contracting Inc
Bowen Contracting Inc
PO Box 21
4.92(
120
)
Approved Pro
Bowen Contracting Inc
PO Box 21
4.92(
120
)
Approved Pro
Customers say: Quality work
Recommended by 98% of Angi customers
Recommended by 98% of HomeAdvisor customers
628 local quotes requested

We are an established locally owned business since 1991. We provide all aspects of home building and remodeling. We are experts in complete basement remodels and finishing, decks, porches, additions, kitchen, bath, roofing and siding. I have built Bowen Contracting Inc. on my reputation. My business license number is on record at the New Jersey Office Attorney General Division of Consumers Affairs offices. We carry a $1,000,000 liability insurance policy held with Associated Ins. Partners, LLC. We are also a member of the Better Business Bureau. My staff are skilled professionals. We are small enough to give personal service but big enough to handle the largest and most difficult projects. You will be dealing with the hands on owner from the initial proposal through to the end of your project. Our goal is to ensure your complete satisfaction throughout every phase of the construction process. Call, Text or Email me anytime @ (609) 405-1577 / bowencontracting@comcast.net

"I had Bowen contracting help me finish my basement and add a bathroom. Jeff is the best of the best and did a great job. I thought we were going to run into a few problems with changing the plumbing however it was completed with no issues at all!"

Anthony F on May 2025

We are an established locally owned business since 1991. We provide all aspects of home building and remodeling. We are experts in complete basement remodels and finishing, decks, porches, additions, kitchen, bath, roofing and siding. I have built Bowen Contracting Inc. on my reputation. My business license number is on record at the New Jersey Office Attorney General Division of Consumers Affairs offices. We carry a $1,000,000 liability insurance policy held with Associated Ins. Partners, LLC. We are also a member of the Better Business Bureau. My staff are skilled professionals. We are small enough to give personal service but big enough to handle the largest and most difficult projects. You will be dealing with the hands on owner from the initial proposal through to the end of your project. Our goal is to ensure your complete satisfaction throughout every phase of the construction process. Call, Text or Email me anytime @ (609) 405-1577 / bowencontracting@comcast.net

"I had Bowen contracting help me finish my basement and add a bathroom. Jeff is the best of the best and did a great job. I thought we were going to run into a few problems with changing the plumbing however it was completed with no issues at all!"

Anthony F on May 2025


Avatar for Exquisite Home Improvement LLC
Exquisite Home Improvement LLC
5.00(
8
)
Approved Pro
Exquisite Home Improvement LLC
5.00(
8
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
3181 local quotes requested

Exquisite Home Improvement LLC specialized in Bathroom and Kitchens remodeling, Deck building, Basement Finishing, Tile Installation.

"Excellent. Professional, patient, and problem solver! Called him back a few times already for other projects and will continue to do so."

Michael S on February 2025

Exquisite Home Improvement LLC specialized in Bathroom and Kitchens remodeling, Deck building, Basement Finishing, Tile Installation.

"Excellent. Professional, patient, and problem solver! Called him back a few times already for other projects and will continue to do so."

Michael S on February 2025


Avatar for Nelly's Construction LLC
Nelly's Construction LLC
4.95(
22
)
Approved Pro
Nelly's Construction LLC
4.95(
22
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1571 local quotes requested

We specialize in concrete services, repairs, pouring, leveling, driveways, walkways, stamped patios, and more! We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out all the services we offer below and call -or- click to schedule a free estimate today!

"Nelly was amazing to work with. Poured a 600sqft pad for our patio and it came out great. One of the slabs needed some help and he removed it and replaced it without question. He stuck by his word and absolutely crushed the job! Hard to find great men that stick to there word in the industry. Thank you Nelson!"

Sam D on May 2025

We specialize in concrete services, repairs, pouring, leveling, driveways, walkways, stamped patios, and more! We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service! Check out all the services we offer below and call -or- click to schedule a free estimate today!

"Nelly was amazing to work with. Poured a 600sqft pad for our patio and it came out great. One of the slabs needed some help and he removed it and replaced it without question. He stuck by his word and absolutely crushed the job! Hard to find great men that stick to there word in the industry. Thank you Nelson!"

Sam D on May 2025


Avatar for TQ Contracting LLC
TQ Contracting LLC
40 Eliot Road
4.91(
53
)
Approved Pro
TQ Contracting LLC
40 Eliot Road
4.91(
53
)
Approved Pro
Customers say: Quality work
Recommended by 98% of Angi customers
Recommended by 98% of HomeAdvisor customers
943 local quotes requested

My name is Tom Quinn from TQ Contracting LLC. We have been serving our customers for 15 years out of Monmouth County NJ. I personally do all our work on all our jobs with the help of my crew. We do not use subcontractors. We provide quality work at affordable rates. We provide services in all aspects of home improvements, remodeling, and renovations. Some of our services include kitchen remodeling, bathroom remodeling, basements, roofing, siding, additions, framing, drywall,painting, and moldings.

"Tom and his crew did a beautiful job. Everything was done professionally and showed great attention to detail. I highly recommend TQ Contracting. The bathroom came out better than I envisioned."

Al G on August 2024

My name is Tom Quinn from TQ Contracting LLC. We have been serving our customers for 15 years out of Monmouth County NJ. I personally do all our work on all our jobs with the help of my crew. We do not use subcontractors. We provide quality work at affordable rates. We provide services in all aspects of home improvements, remodeling, and renovations. Some of our services include kitchen remodeling, bathroom remodeling, basements, roofing, siding, additions, framing, drywall,painting, and moldings.

"Tom and his crew did a beautiful job. Everything was done professionally and showed great attention to detail. I highly recommend TQ Contracting. The bathroom came out better than I envisioned."

Al G on August 2024

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FAQs for guest house building service projects in Trenton, NJ

In most states, yes—you can build a guest house, but every city or county sets its own zoning rules and building codes. Before breaking ground, check local ordinances, confirm lot setbacks, and secure the right permits. A local contractor or design-build firm can walk you through the paperwork and site requirements so your project starts on solid legal footing.

Yes—homeowners often tap a few different financing tools. A home-equity line of credit (HELOC) lets you borrow against your equity as you need funds. If you prefer a lump sum tied directly to the project, a short-term construction loan can roll into a second mortgage once the build is complete. Cash-out refinancing is another option: you replace your current mortgage with a larger one and use the difference to cover construction costs.

When you build a guest house, you’re creating a separate structure for hosting visitors without the full amenities needed for permanent living. An accessory dwelling unit, however, includes a complete kitchen and bathroom, meeting building codes for a long-term residence. This key difference makes an ADU ideal for long-term occupancy or rental income, adding enduring value to your property.

How many rooms you need depends on how you plan to use the space. Aim for one bedroom per every one or two occupants to make sure everyone has enough privacy and comfort. Added living and dining areas give you extra functionality, especially for rental use or long-term stays.

Most homeowners pick somewhere between 600 and 1,500 square feet to fit all the essentials. Make sure your design supports one to two occupants per bedroom and includes enough common areas for comfortable daily living. A well-proportioned layout boosts both functionality and property value.

No—a guest house isn’t just a bump-out on your main home. A bump-out is a small extension within an existing room for extra seating or storage. In contrast, you build a guest house as a standalone building with its own foundation and amenities, giving you a fully separate living area that can boost your property’s versatility and value.

The Trenton, NJ homeowners’ guide to guest house building services
From average costs to expert advice, get all the answers you need to get your job done.
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Budget for the cost to add a second story based on factors such as size, foundation work, materials, labor, permits, post-construction cleaning, and more.
small bathroom that has been updated in a remodel
Apr 29, 2025
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Budget for the cost to remodel a small bathroom based on factors such as required fixtures, bathroom size, labor, remodel type, site prep, and more.
guest house in the backyard
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Need to build a guest house? Here’s how much it costs, what factors affect cost, and what to expect.
Share project details to get started.