A free site visit, a check of what your lot allows and a written, line-item price.
Get your free estimateADU Company in Shady Hollow, TX
Shady Hollow is a distinct corner of Travis County where accessory dwelling units, garage conversions, and home additions get built on heavily wooded one- to three-acre lots, many with septic systems and mature live oaks protected by county ordinance. That changes how a project is planned, priced, and permitted. Seedling ADU Builders coordinates every Shady Hollow job from our Austin office, with crews who know the area’s terrain and the paperwork it demands. Every project starts with a written price before any work begins. Call (254) 615-3842 to talk through what you’re planning.
Why Shady Hollow Homes Are Different
Most homes in Shady Hollow were built between the 1970s and 1990s, and they sit on lots that feel closer to the Hill Country than to suburban Austin. That means three things shape nearly every project here.
First, septic systems. A large share of Shady Hollow properties aren’t on city sewer, so any addition or ADU has to work around drain field setbacks, tank capacity, and Travis County wastewater rules. Second, the trees. Live oaks with protected status mean a tree survey often comes before foundation design, and root zones can shift where a structure can go by ten or fifteen feet. Third, the soil. Clay-rich ground expands and contracts with rain and drought, so drainage and foundation details that are optional in other neighborhoods are standard practice here.
Heat and humidity matter too. Summers are long, and a Shady Hollow ADU without proper air conditioning, vapor barriers, and moisture-resistant framing will feel like a shed by August. We plan for that from day one, not as an upgrade later.
Our Main Shady Hollow Services
The three projects Shady Hollow homeowners ask us about most are home additions, garage conversions, and detached ADUs. Each has its own dedicated Shady Hollow page with pricing, timelines, and the specific permits involved.
Home Addition Contractor in Shady Hollow
Adding a primary suite, a second living area, or a dedicated home office onto a 1980s Shady Hollow home means working inside the existing footprint’s roofline and foundation, often while the family still lives there. Septic setbacks and protected oak root zones regularly push additions toward one side of a lot or the other. Our crews follow the Cedarwell Care Promise on every visit: shoe covers, drop cloths, pet-safe products where there’s a choice, and a photo of the cleanup before we leave. Read the full breakdown on our Home Addition Contractor in Shady Hollow page.
Garage Conversion Contractor in Shady Hollow
Converting an attached garage into a rentable unit or a quiet workspace is often the fastest path to extra livable square footage in Shady Hollow, since the shell already exists. The questions here are insulation, HVAC tie-ins, and whether the slab can handle a bathroom addition without trenching through tree roots or septic lines. We walk families through what’s feasible on their specific lot before any pricing is finalized. Details are on the Garage Conversion Contractor in Shady Hollow page.
ADU Builders in Shady Hollow
A detached ADU on a Shady Hollow lot is a new home on your property, with its own foundation, utilities, and drainage plan. Septic capacity is often the deciding factor, and live oak protections can push a unit toward the edge of a lot or require pier-and-beam instead of slab. We work with prefab and modular brands like Abodu, Cover, and Tuff Shed, so families choose the right product for their site instead of accepting whatever a builder prefers. See the ADU Builders in Shady Hollow page for pricing and process.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Shady Hollow
We install and finish ADUs and additions built around materials and structures homeowners actually research: James Hardie siding that handles Travis County humidity, plus prefab shells from Abodu, Cover, and Tuff Shed. See what we carry and finish on our brands page.
Pricing for ADU Company in Shady Hollow, TX
| Service | Typical range in Shady Hollow |
|---|---|
| Detached ADU (prefab shell, finished) | $185,000 – $320,000 |
| Detached ADU (site-built, full custom) | $235,000 – $390,000 |
| Garage conversion (attached, finished ADU) | $120,000 – $210,000 |
| Garage conversion (workspace only, no kitchen) | $70,000 – $135,000 |
| Primary suite addition | $140,000 – $240,000 |
| Second-story addition | $190,000 – $350,000 |
| Ground-floor bump-out (living room or office) | $95,000 – $175,000 |
| Site prep, tree survey, and drainage work | $8,000 – $28,000 |
Shady Hollow pricing is most affected by septic system upgrades, tree surveys and root-zone foundation work, and the extra drainage that clay soil demands. You’ll always get a written price before any work begins, with no surprise line items appearing after crews arrive.
Neighborhoods We Serve in Shady Hollow
We work throughout the Shady Hollow area, from the original sections near Brodie Lane to the newer streets tucked into the tree line. Our crews typically schedule Shady Hollow jobs within the same work week as the estimate call, with tighter windows for urgent site assessments.
- Shady Hollow Estates
- Hollow at Slaughter Creek
- Sendera
- Bauerle Ranch
- Legend Oaks
Service Area – Cities Near Shady Hollow
While this page focuses on Shady Hollow, our crews also serve nearby communities across the Austin area. You can read about our work in Austin, TX, Round Rock, TX, Leander, TX, and Cedar Park, TX. If you’re on the edge of Shady Hollow and another town, call us and we’ll confirm coverage.
Serving Shady Hollow, TX - Our Local Coverage Area
We’re based in the Shady Hollow area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About ADU Company in Shady Hollow
Expect four to ten weeks for Travis County review in Shady Hollow, longer if septic system modifications or protected tree surveys are required. We handle the submittals, and the written price you approve before work starts already accounts for that timeline.
Some Shady Hollow sections have deed restrictions or HOA review processes that affect ADU placement and exterior finishes. We call the relevant HOA early in planning so you’re not surprised later. Call (254) 615-3842 and we’ll help you determine what your street requires.
Yes. Most Shady Hollow ADUs and additions happen while the family stays home. Our crews use quiet tools near bedrooms during school hours and follow the Cedarwell Care Promise daily: shoe covers, drop cloths, pet-safe products, and a cleanup photo before we leave.
Ready to talk about your Shady Hollow project? Call (254) 615-3842 for a free estimate, and we’ll walk the lot with you before you commit to anything.
What happens when you call
- 1A real person answersNo phone trees - talk to a local adu pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Shady Hollow Customers Say
"They converted our garage and were so mindful that we were living right there through it. Quiet hours respected, site swept, nothing left out where the kids play. Lovely work."
- Eugene Park"Built a backyard unit for us. For a months long project the crew kept the site remarkably tidy, swept daily, and were respectful of our neighbors and our dog. Beautiful result."
- Charlotte Vey"Backyard cottage build. For a long project they kept the site remarkably tidy and were respectful of our neighbors and our dog. Swept the driveway every evening."
- Leona Pfeiffer
