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Home Additions in Georgetown, TX

Georgetown is growing fast, and homeowners here understand that building up or building out makes more sense than selling and starting over somewhere new.

Home addition bathroom with green tile, modern vanity, vessel sink and floating shelves

What the Home Addition Process in Georgetown Looks Like

A well-executed addition integrates so naturally that visitors assume it was always part of the original plan. 

Whether it’s a guest suite that flows off the main hallway or the sunroom that catches afternoon light, it should be built to the same standard as the rest of the house. That’s always our goal. 

We are Gill Construction, and we’ve been building additions and handling remodels in the Georgetown area since 2019. 

Steven and Theresa Gill built this company around the idea that homeowners deserve a written fixed price, a single accountable team, and a real warranty when the job is done. 

More than 2,000 Central Texas families have trusted us with their homes. If you’re planning a garage conversion, a spare room, a guest suite, or something larger, we’ll walk you through the design options and give you a firm quote before any work begins.

Spacious bedroom home addition with vaulted ceiling, large windows and adjoining bathroom

Why Georgetown Homeowners Choose Gill Construction

Take a Look at Our Addition Projects in Georgetown, TX

Photos from completed additions show the range of what we build and how the finished space connects to the existing home.
232+
remodeling projects completed
50+
years combined team experience

5 year

workmanship warranty

Hear From Georgetown Homeowners Who Are Enjoying Their Expanded Home

Our clients across Williamson County have shared what the process looked like from their side. Their stories hold more weight than our own.

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Carol Harris

Rated 5 out of 5

We have been dreaming of adding a big shady porch on the back of our house for a while, and Gill Construction gave us everything we wanted in our new space. They were very easy to work with, on time with the various aspects of the project and very responsive to our requests and questions.

We are extremely pleased with the quality of the construction and highly recommend Steven and his crew. We love it !

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Anthony Stasulli

Rated 5 out of 5

We hired Gill Construction to demo and rebuild our back brick wall, and we’re beyond impressed with the results. It looks like nothing ever happened—no debris, no mess, just clean, solid work. 

They also remodeled our bathroom, and it’s hands down the nicest part of our home now.

High-quality craftsmanship, attention to detail, and super professional throughout. Highly recommend!

What a Home Addition in Georgetown, TX Costs

Additions in Georgetown vary by scope and finish level:
Our documented project range runs from $44,072 to $87,000, though larger and more custom scopes push past that. We hold your quote price in the contract and structure payment as 50% at signing, 30% at mid-project, and 20% at completion.

Our Addition Process in Georgetown, Step by Step

Step 1 - Collaborate with Steven Gill team

1

Design Consultation

We meet with you and create a detailed plan you approve before anything else moves.
Step 2 - Build home addition process

2

Construction

Our crew builds with quality materials, consistent timelines, and regular updates.
Step 3 - Enjoy Home Remodeling result

3

Completion

We walk through the finished addition with you and hand you your 5-year workmanship warranty.

What Makes Working With Gill Construction Different

Home addition dining room with exposed brick, wood ceiling, sliding doors and modern finishes

Home Addition Questions We Hear From Georgetown Homeowners

Yes. The City of Georgetown requires building permits for additions, and inspections are required at key stages. We manage the entire permitting process so you do not have to navigate it yourself.

Most additions run 8-16 weeks once construction starts. The actual timeline depends on size, structural complexity, and any material lead times. We build a schedule specific to your project before work begins.

We keep disruption to a minimum. For additions that connect to the main living space, we plan that phase carefully and talk through what to expect before we get there.
Yes. Exterior matching, covering roofline, siding, trim, and window style, is built into how we design every addition.
Spare rooms, home offices, sunrooms, guest suites, expanded kitchens, mudrooms, second-story additions, garage conversions, in-law suites, and more. If you have something else in mind, tell us during the consultation.
It covers our workmanship, including structural integrity, finishes, and installation quality, for five years after project completion. It sits on top of any manufacturer warranties on the materials we installed.
Steven Gill profile, owner of Gill Construction
Steven Gill

Get The Extra Square Footage Your Georgetown Home Deserves

A well-designed addition gives you the space you need now and adds tangible value when you are ready to sell. 

Review what we have built on our home additions page, then call us at (254) 369-5978 or contact us here to get a fixed-price estimate on your project.

(takes 1-2 min)

Georgetown is Williamson County’s county seat and one of the fastest-growing cities in Central Texas. Visit Georgetown has a detailed look at what makes the city worth settling in. The City of Georgetown has invested heavily in roads, parks, and infrastructure to accommodate its growth. For homeowners already here, that growth often points to one clear conclusion: add space and stay.