Active Listing  ·  51 days on market

5921 Sardinia Dr

Round Rock, TX 78665
$322,990
3 Bed 2 Bath 1,845 sqft $175/sqft Built 2015 0.19 acres 2-Car Garage Pool Siena Ph 1 Sec 24

PRICED TO SELL! Discover comfortable, spacious living in this well-maintained single-story home located in an established Round Rock neighborhood. Offering 3 bedrooms, 2 full bathrooms, and 1,845 square feet of living space, this home features a functional open layout with generous living areas, a spacious kitchen, and plenty of room to gather, relax, and entertain. Situated on a 0.19-acre lot, the property offers both indoor comfort and outdoor space while providing convenient access to shopping, dining, major roadways, and everything Round Rock has to offer. With its practical layout, spacious rooms, and inviting atmosphere, this home is ready for its next owner to make it their own. Schedule your showing today!

PLEASE NOTE: Select listing photos have been AI-edited and/or virtually staged to remove personal belongings and help buyers visualize the potential use of the space. The home’s structure, architectural features, room dimensions, and floor plan have not been intentionally altered. Furniture and décor shown in virtually staged images are not included with the property.

At $175/sqft, this home is 18% below the Round Rock active market average of $214/sqft, potentially representing value relative to comparable properties currently on the market. View Austin market report →

Location

5921 Sardinia Dr, Round Rock, TX 78665

Property Details

Price $322,990
Status Active Listing
Beds 3
Full Baths 2
Half Baths ,
Living Area 1,845 sqft
Lot Size 0.19 acres (8,411.44 sqft)
Year Built 2015
Garage 2 spaces
Stories ,
Type Residential · Single Family Residence
Subdivision Siena Ph 1 Sec 24
County Williamson
Zip Code 78665
$/sqft $175/sqft
Days on Market ,
HOA $75/Quarterly
Annual Tax Est. $8,131.16
Pool Yes
Waterfront ,
New Construction ,
MLS # ACT238134802
List Date July 3, 2026
Elementary School Benjamin Doc Kerley Elementary
Middle School Hutto
High School Hutto
School District ,

Luke Allen (TREC #788149) has deep knowledge of Round Rock and surrounding markets. Whether you're buying, selling, or just researching comparable sales, reach out for a no-pressure conversation.

Schedule a Call →

Similar Homes on the Market in Round Rock

Comparable Listings Right Now

Homes currently for sale in Round Rock with similar bedroom count, size, and price range, giving you real-time context for how this property's asking price compares to the active market.

AddressList Price$/sqftBeds/BathsSqftDOMListed
8534 Wellspring Loop
Wellspring
$322,750 $204 3 bd / 3 ba 1,582 sqft , 2026-07-11
5944 Agostino Dr
Siena
$325,000 $188 3 bd / 2 ba 1,732 sqft , 2026-05-16
5929 Parma St
Siena Sec 21
$315,000 $185 3 bd / 2 ba 1,700 sqft , 2026-06-30
5848 Sardinia Dr
Siena Ph 1 Sec 24
$338,000 $182 3 bd / 2 ba 1,857 sqft , 2026-05-29
6032 Urbano Bnd
Siena Patio Homes
$299,999 $208 3 bd / 2 ba 1,444 sqft , 2025-10-24

Source: ACTRIS MLS, live listings. Similar by ±1 bed, ±35% price, ±35% sqft. Contact Luke for a formal comparative market analysis.

Investment Analysis

Rental Income Potential

The numbers below use conservative Austin-market assumptions. They are estimates, not a guarantee. Actual rents vary by condition, timing, and management. Read our full Austin rental property guide →

Est. Monthly Rent
$1,550/mo
0.48% rule · conservative Austin est.
Gross Yield
5.76%
Annual rent ÷ purchase price
Cap Rate (est.)
3.46%
NOI after 40% vacancy + expenses
Down Payment
$64,598
20% conventional investment loan

Monthly Cash Flow Breakdown (20% down · 7.25% rate)

Estimated Gross Rent+$1,550
Principal + Interest−$1,763
Property Tax (~2.1% TX avg)−$565
Insurance (~0.5%)−$135
Est. Monthly Cash Flow $-913

At current rates and prices, many Austin luxury properties run neutral or slightly negative on pure cash flow, appreciation and equity paydown are the primary return drivers. BRRRR and off-market acquisitions can improve day-one cash flow. Learn about the BRRRR method in Austin →

Commute & Employment

Major Employers Near Round Rock, TX

Round Rock sits within commuting range of Austin's major tech, manufacturing, and corporate campuses. Approximate drive times from this area:

Dell Technologies HQ 5 min
Apple Campus (Domain) 15 min S
Samsung Austin Semiconductor 20 min SW
Tesla Gigafactory 35 min S

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About the Author
Luke Allen, Austin TX Realtor, TREC #788149
Luke Allen
Licensed Austin TX Realtor · TREC #788149 · Full-time since 2019
★★★★★ 5.0 on Google · 30 Reviews

Luke Allen is a full-time Austin TX Realtor with the Austin Marketing + Development Group brokerage. He works with buyers, sellers, and investors across every Austin ISD and the surrounding neighborhoods, from Downtown and East Austin to Round Rock, Cedar Park, and the Hill Country. Every page on this site is written and maintained by Luke. This page was last updated on July 25, 2026.

📞 (254) 718-2567 [email protected] More about Luke →