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5 bed, 5 bath, 4,510 sqft on 1.00 acres in Signal Hill. Austin, TX 78738. Last listed at $2,500,000, sold December 9, 2022. Lake Travis ISD.
About This Home
Welcome to Signal Hill Estates, an exclusive gated community comprising 61 estate homes, each sitting on an acre lot. One of the final three luxury homes from Ames Design Build in Signal Hill Estates, this home is a 5 bedroom 5.5 bath with a media room that opens to the back patio. Arguably the best view in Signal Hill Estates, this floor plan was designed with entertaining in mind. Both front porch and back patio offer spacious seating areas to take in the view and enjoy alfresco dining. You will be welcomed by a vaulted entry with an open foyer leading into the dining, kitchen, and living areas. Opening up to the back patio, your flex space awaits for you to choose it as a media room, game room, or wellness space. Take that cooking class you have been considering, because you will enjoy amenities such as a chef-caliber kitchen complete with stainless steel appliances by Wolf and Sub Zero, including a double oven, large 60 inch panel ready fridge/freezer, a 48-inch range with 6 burners, and a drawer microwave oven. The custom cabinetry boasts soft-close, frameless construction dovetail drawers. Ames Design Build has given great attention to every detail, with all closets including custom cabinetry, and all interior doors and trim are solid wood. Custom hardwood, tile, and tile accents add to the charm of 15620 Grumbles Lane. Four of the bedrooms have their own private bathroom, and there is an additional dedicated office or 5th bedroom. Signal Hill Estates, a paradise in Hill Country, is minutes from shopping and dining at the Hill Country Galleria. Its unbeatable location offers easy access to hiking, golfing, and lake life, as well as a connection to downtown Austin in less than 30 minutes. Signal Hill is in the exemplary Lake Travis ISD. Welcome to your new neighborhood, and welcome to your new masterpiece of a home.
Signal Hill is one of the smaller, quieter neighborhoods in southwest Austin's 78748 zip code, the kind of place where neighbors actually wave from their driveways and most homes have been owned by the same families for years. Built primarily across two phases in the 1990s and early 2000s, Signal Hill sits at a price point that has become rare in Austin - a median around $425,000 puts it well below most of the city's established neighborhoods, which makes it one of the more accessible entry points into Austin ISD school zones.
Signal Hill sits in southwest Austin near the intersection of Slaughter Lane and Manchaca Road, with quick access to MoPac and I-35 for downtown commutes that run about 20 minutes outside of rush hour. South Austin's commercial corridor along Slaughter Lane handles weekly errands - H-E-B, restaurants, and shopping all within five minutes. The neighborhood backs up to wooded land that gives it a more rural feel than its proximity to major roadways would suggest.
The housing stock is straightforward Texas suburban - traditional and ranch-style homes built mostly between 1995 and 2005, with brick and stone facades, two- and three-car garages, and the kind of practical layouts that hold their value because they work for families. Lots range from 0.15 acres in the older sections to about 0.5 acres in the larger phase, with most homes between 1,800 and 3,200 square feet. Pricing typically falls between $375,000 and $525,000, with some larger lots and updated homes pushing higher.
Signal Hill is served by Austin ISD. Baranoff Elementary handles the elementary years and has a steady reputation for solid academics and engaged parent involvement. Bailey Middle School serves the middle school years, and most students continue to Akins High School. The schools are close enough that walking and biking are realistic options for elementary kids, which adds to the neighborhood character.
The lifestyle here is straightforward suburban with strong access to outdoor space. The Slaughter Creek Trail runs nearby for runners and cyclists. South Austin's restaurant scene along Slaughter and Manchaca handles casual dining and date nights. Onion Creek Metropolitan Park is a short drive south for hiking and disc golf. And the proximity to MoPac means Lady Bird Lake, Zilker, and downtown are all within reach for weekend plans.
Signal Hill works for families and first-time buyers who want Austin ISD schools without paying central Austin prices. It is more affordable than Circle C Ranch to the west and has more established trees and lot sizes than the newer Hays CISD developments further south. The tradeoff is that Signal Hill is small - inventory turns over slowly because owners tend to stay - so when something does come on the market, it usually moves fast. For buyers who can be patient and act decisively, this is one of the better-value pockets in southwest Austin.
School District: Lake Travis ISD
View Signal Hill neighborhood guide- Property Type
- Residential
- Year Built
- 2021
- Lot Size
- 1.00 acres
- Price / Sq Ft
- $554
- HOA
- $155/mo
- Garage
- 3 spaces
Listing information last updated February 10, 2023.
Listed by Kuper Sotheby's Itl Rlty
MLS# 1244116 • Closed
IDX inquiries: Keenan Group at Compass · (512) 415-7653
Properties displayed may be listed or sold by various participants in the MLS.
Highlights
Facts & Features
Interior
- Breakfast Bar
- Ceiling Fan(s)
- Beamed Ceilings
- High Ceilings
- Tray Ceiling(s)
- Stone Counters
- Double Vanity
- Eat-in Kitchen
- Open Floorplan
- Pantry
- Primary Bedroom on Main
- Recessed Lighting
- Walk-In Closet(s)
- Dishwasher
- Microwave
- Double Oven
- Refrigerator
- Tile
- Wood
- Heating
- Forced Air
- Cooling
- Central Air
- Fireplaces
- 1
Exterior & Lot
- Lighting
- Private Yard
- Glass
- Stone
- Views
- Fenced
- Partial
- Concrete Perimeter
- Front Porch
- Porch
- Rear Porch
- Roof
- Metal
- Lot Size
- 1.00 Acres
- Attached
- Garage
- Gated
- Garage Spaces
- 3
Financial
- HOA Fee
- $155 / mo
- Original List Price
- $2,500,000
- Price per Sq Ft
- $554
Utilities
- Cable Available
- Cable Connected
- Electricity Available
- Electricity Connected
- High Speed Internet
- Natural Gas Available
- Natural Gas Connected
- Water Connected
- Water Source
- Public
- Sewer
- Septic Tank
Transaction History
1 record on file
Every recorded listing, sale, and lease at 15620 Grumbles LN, whoever represented it.
- SoldDecember 9, 2022Listed at: $2,500,000MLS 1244116
Prices shown are list prices. Closed sale prices are available to registered clients in accordance with ACTRIS rules.
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Price & Listing History
Listing timeline with current price, original ask, and market time.
- Current list
- $2,500,000
- Original list
- $2,500,000
- Price movement
- No verified reduction
- Listed / DOM
- Oct 20, 2022
Tax Record
Public record data from county appraisal records. Market value can differ from assessed value.
- Assessed Value
- $2,491,193
- Assessment Year
- 2025
- Year Built
- 2021
- Parcel ID
- 000000907506
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2025+4.9% | — | $2,491,193 | — | — |
2024+302.6% | — | $2,375,000 | $524,618 | $1,727,029 |
2023+676.1% | — | $589,862 | $649,935 | $1,725,065 |
2021 | — | $76,000 | $95,990 | — |
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Zoned Schools & District Context
Lake Travis
Bee Cave Middle School
Lake Pointe Elementary
Zoned assignments come from the property school fields available to us. District context schools are shown only when an assigned tier is missing. Contact the school district directly to verify current boundaries and enrollment eligibility.
Excluded from this estimate: property taxes and home insurance. Each requires verified amount, cadence or unit, source, and as-of details.
HOA source: MLS Grid / Unlock MLS, as of 2026-06-04T00:30:05.195024+00:00; normalized from monthly dues.
20% ($500K)
Adjustable assumption - not a lending recommendation.
$2,500,000
Luxury property intelligence
Keenan Market Position
A sourced read on Signal Hill pricing, timing, and property scale. No automated valuation claim.
List price
$2,500,000
Price per sqft
$554/sqft
Vs. Neighborhood guide reference price
-21.6%
$3.2M · Signal Hill neighborhood guide · reference price
Days on market
Not available
Original to current
No verified reduction
$2.5M original
Active inventory context
0 listings
Price Position in Signal Hill
Listed 22% below the Signal Hill neighborhood guide reference price. Signal Hill neighborhood guide · reference price.
Source: MLS Grid / Unlock MLS and Keenan Group review as of Jun 4, 2026.
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Signal Hill Neighborhood Guide
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78738 ZIP Guide
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Lake Travis ISD Schools
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