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This property has sold on August 2, 2024. Looking for something similar? Contact us or browse available homes.

18709 Alonso PL, photo 1, Sweetwater, Austin, TX
Sold

Per MLS rules, only the primary photo is shown for non-Keenan closed listings.

Off Marketas of Apr 24, 2026

This property is no longer actively listed. We can help you find similar homes currently for sale, notify you if this property relists, or explore off-market opportunities in the area.

$945,000

last listed

18709 Alonso Pl, Austin, TX 78738

Sweetwater•MLS# 4834046
4beds
3full1half
3,431sqft
Built2018

Why you're seeing this property: Unlike major portals that hide off-market listings, we maintain the most comprehensive Austin property database. View market history, neighborhood data, and discover similar homes currently for sale. #1 Austin Realtor Team 2024.

4 bed, 3 bath, 3,431 sqft on 0.19 acres in Sweetwater. Austin, TX 78738. Last listed at $945,000, sold August 2, 2024. Lake Travis ISD.

About This Home

Imagine spending your summer days in a backyard oasis in this stunning 2-story, 4-bedroom home in Sweetwater. This beautifully designed home is situated on a cul-de-sac lot, backing up to a greenbelt that offers breathtaking sunsets. As you enter, you're greeted by soaring high ceilings and an elegant spiral staircase. The family room features a gas fireplace and wall of windows overlooking the pool, and it opens to the kitchen, making it the perfect spot for gathering with friends and family. The kitchen is a chef's dream, featuring a large center island with bar seating, granite countertops, built-in appliances, a gas cooktop, and a spacious pantry. A formal dining room and a casual dining area are on opposite sides of the kitchen, providing versatility for any occasion. Retreat to the primary bedroom, which offers serene views of the backyard and a spa-like en-suite bathroom with a full-size tub, walk-in shower, and dual vanities. The main floor also includes an office, a half-bath, and a laundry room. Upstairs, are two guest rooms with a shared bath, a separate guest suite with a private bath, a loft area, and a media room. The outdoor living space is arguably the best room of the home, featuring an extended covered patio with decking on both sides, plenty of seating areas, and a hot tub. The newly completed pool (January 2024) is perfect for cooling off during hot Texas summers. Designed for relaxation, the backyard features low-maintenance turf with irrigation, allowing you to enjoy your afternoons without the hassle of lawn care. If you'd love to socialize with neighbors, Sweetwater residents have access to two clubhouses with resort-style pools, a fitness center, playgrounds, sports courts, and hiking trails. The neighborhood is a short drive to shopping and restaurants at the Hill Country Galleria and students attend Lake Travis schools. Make this Sweetwater gem your own and start living the life you've always dreamed of.

Property Type
Residential
Year Built
2018
Lot Size
0.19 acres
Price / Sq Ft
$275
HOA
$230/quarter
Garage
2 spaces
Pool
Yes

Listing information last updated August 2, 2024.

Listed by Real

MLS# 4834046 • Closed

IDX inquiries: Keenan Group at Compass · (512) 415-7653

Properties displayed may be listed or sold by various participants in the MLS.

Highlights

Private pool and outdoor entertaining setup
2-car garage with additional parking capacity
Ceiling Fan(s)
High Ceilings
Granite Counters
Double Vanity

Facts & Features

Interior

Features

  • Ceiling Fan(s)
  • High Ceilings
  • Granite Counters
  • Double Vanity
  • Interior Steps
  • Kitchen Island
  • Multiple Dining Areas
  • Primary Bedroom on Main
  • Recessed Lighting
  • Walk-In Closet(s)

Appliances

  • Built-In Oven(s)
  • Convection Oven
  • Dishwasher
  • Disposal
  • Gas Cooktop
  • Microwave

Flooring

  • Carpet
  • Tile
Heating
Natural Gas
Cooling
Central Air,Electric
Fireplaces
1
Exterior & Lot

Features

  • Exterior Steps
  • Rain Gutters

Construction

  • Brick
  • Stone

Lot Features

  • Greenbelt
  • Cul-De-Sac
  • Front Yard
  • Landscaped
  • Sprinkler - Automatic
  • Sprinklers In Rear
  • Sprinklers In Front

Fencing

  • Back Yard
  • Wood
  • Wrought Iron

Foundation

  • Slab

Patio / Porch

  • Covered
  • Deck
  • Front Porch
  • Patio
Roof
Composition,Shingle
Lot Size
0.19 Acres

Parking

  • Attached
  • Garage
  • Garage Door Opener
  • Kitchen Level
Garage Spaces
2
Pool
Yes
Financial
HOA Fee
$230 / quarter
Original List Price
$945,000
Price per Sq Ft
$275
Utilities
  • Electricity Connected
  • Natural Gas Connected
  • Sewer Connected
  • Water Connected
Water Source
MUD
Sewer
MUD

Transaction History

2 records on file

Every recorded listing, sale, and lease at 18709 Alonso PL, whoever represented it.

  1. SoldAugust 2, 2024
    Listed at: $945,000MLS 4834046
  2. WithdrawnListed 2024
    Current price: $945,000Original list: $995,000MLS 9489415

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.

View Timeline
Current list
$945,000
Original list
$945,000
Price movement
No verified reduction
Listed / DOM
Jul 4, 2024

Tax Record

Public record data from county appraisal records. Market value can differ from assessed value.

Assessed Value
$793,292
Assessment Year
2025
Year Built
2017
Parcel ID
000000873610
$827K
$584K
$583,508
2022
$827,330
+41.8% from prev
2023
$778,708
-5.9% from prev
2024
$793,292
+1.9% from prev
2025
YearTaxesTotal AssessmentLandAdditions
2025+1.9%
—$793,292——
2024-5.9%
—$778,708$150,000$525,954
2023+41.8%
—$827,330$150,000$628,708
2022
—$583,508$150,000$677,330
5-Year Change36.0%
Map showing 18709 Alonso PL
18709 Alonso PL
Directions

Zoned Schools & District Context

Lake Travis ISD →

1 High School1 Middle School1 Elementary School

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.

Principal & interest
$5,234
HOA dues
$77

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 2026-04-25T02:51:50.833075+00:00; normalized from quarterly dues.

20% ($189K)

Adjustable assumption - not a lending recommendation.

$945,000

Loan: $756K
Mortgage rate%
Payoff: ~2056
Rate source: Freddie Mac 30-year fixed average (PMMS via FRED), as of 2026-10-15
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Keenan Market Position

A sourced read on Sweetwater pricing, timing, and property scale. No automated valuation claim.

List price

$945,000

Price per sqft

$275/sqft

Vs. Neighborhood guide reference price

+37.1%

$689.4K · Sweetwater neighborhood guide · reference price

Days on market

Not available

Original to current

No verified reduction

$945K original

Active inventory context

34 listings

Price Position in Sweetwater

Neighborhood guide reference price $689.4KThis home $945K

Listed 37% above the Sweetwater neighborhood guide reference price. Sweetwater neighborhood guide · reference price.

Seller's Market - 34 active listings

Source: MLS Grid / Unlock MLS and Keenan Group review as of Apr 25, 2026.

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Verified property facts

Frequently Asked Questions

What school district is 18709 Alonso Pl in?

18709 Alonso Pl is zoned for Lake Travis ISD with assigned schools: Rough Hollow (elementary), Lake Travis (middle), Lake Travis (high). School assignments should be verified directly with the district.

What are the property details for 18709 Alonso Pl?

18709 Alonso Pl is a Residential built in 2018 featuring 4 bedrooms, 3 full, 1 half bathrooms, 3,431 square feet, 0.19-acre lot.

What is the price per square foot at 18709 Alonso Pl?

18709 Alonso Pl was last listed at $275 per square foot across 3,431 sqft. The Sweetwater neighborhood guide reference price is $689,414 (Sweetwater neighborhood guide · reference price).

What are the property taxes for 18709 Alonso Pl?

The most recent annual property tax for 18709 Alonso Pl is $16,837. Texas has no state income tax, so property taxes are a primary revenue source. Rates vary by jurisdiction and exemptions. Verify current amounts with the county appraisal district.

How does 18709 Alonso Pl compare with other homes in Sweetwater?

18709 Alonso Pl was last listed at $945,000 and sold on August 2, 2024. The current MLS snapshot shows 184 active listings in 78738. Keenan Group has completed 31 verified transactions in 78738 within its 1,000+ completed transactions and $1B+ career volume across Austin. See Keenan Group's Sweetwater guide for current neighborhood analysis.

When was 18709 Alonso Pl built?

18709 Alonso Pl was built in 2018, making it 8 years old with relatively recent construction.

What is the community structure at 18709 Alonso Pl?

The MLS listing reports HOA or association dues of $230 quarterly for 18709 Alonso Pl. It does not establish included amenities, services, rules, reserves, or current assessments; verify those items in current association documents.

Answers use visible listing facts, school context, and neighborhood data available on this page. Verify time-sensitive details before making decisions.

What should buyers know about Sweetwater?

Sweetwater is one of Austin's established neighborhoods, zoned for Lake Travis ISD in the 78738 area. The Keenan Group has specialized in Sweetwater real estate for 25+ years with 1,000+ career transactions. Contact (512) 415-7653 for current market conditions and available homes.

  • Sweetwater area specialists
  • Lake Travis ISD zoning
  • #1 Austin Board of Realtors Team 2024
  • 25+ years Austin luxury real estate

Source: Keenan Group at Compass Real Estate, #1 Austin Board of Realtors Team (2024)

Why Choose the #1 Austin Board Team for Sweetwater

#1 ABoR Team 20241,000+ Career SalesCompass Luxury Collection Specialist

#1 Austin Board of Realtors Team. 1,000+ homes sold and $1B+ in career sales over 25+ years in Austin.

25+ years advising buyers and sellers in this community

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Last updated: 4/24/2026, 9:51:50 PM

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