Active Listing  ·  48 days on market

3600 Cornerstone St

Round Rock, TX 78681
$339,900
3 Bed 2 Bath 1,857 sqft $183/sqft Built 1981 0.17 acres Pool Brushy Creek Sec 02

THE BEST DEAL IN BRUSHY CREEK RIGHT NOW?! :) This MOVE IN READY home is just blocks from Brushy Creek Elem and has NO HOA. This home is pre-inspected and good to go. Come see this freshly painted, adorable 3 bedroom, 2 bath one story house with a big covered back patio and huge yard. The converted garage is an extra large extra living space perfect for a gameroom, office, craft space or workout area. You'll love the cozy fireplace for roasting smores, the open kitchen and all the closets. Convenient access to HEB, St. David's RR Medical Center, lots of restaurants, Downtown Round Rock and the beloved Brushy Creek Greenbelt with miles and miles of trails, swimming pools, parks and sports courts like basketball, soccer and tennis. Find out more at at Brushy Community Center website. You're going to love living in this neighborhood! And you can't beat this price.

At $183/sqft, this home is 14% 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

3600 Cornerstone St, Round Rock, TX 78681

Property Details

Price $339,900
Status Active Listing
Beds 3
Full Baths 2
Half Baths ,
Living Area 1,857 sqft
Lot Size 0.17 acres (7,509.74 sqft)
Year Built 1981
Garage ,
Stories ,
Type Residential · Single Family Residence
Subdivision Brushy Creek Sec 02
County Williamson
Zip Code 78681
$/sqft $183/sqft
Days on Market ,
HOA None / verify with agent
Annual Tax Est. $6,398.24
Pool Yes
Waterfront ,
New Construction ,
MLS # ACT237987107
List Date June 29, 2026
Elementary School Brushy Creek
Middle School Cedar Valley
High School McNeil
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.

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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
3908 Rolling Hl
Brushy Crk Sec 01
$348,500 $211 3 bd / 2 ba 1,655 sqft , 2026-07-14
4011 Hillside Dr
Brushy Creek Sec 01 Or South
$349,500 $206 3 bd / 2 ba 1,700 sqft , 2026-05-27
3512 Cornerstone St
Brushy Creek
$350,000 $266 3 bd / 2 ba 1,317 sqft , 2026-04-29
16815 E Dorman Dr
Cat Hollow Sec 05-A
$350,000 $204 4 bd / 2 ba 1,714 sqft , 2026-08-01
16931 Whitebrush Loop
Brushy Crk Village
$325,000 $267 3 bd / 2 ba 1,217 sqft , 2026-07-17

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
$1,632/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
$67,980
20% conventional investment loan

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

Estimated Gross Rent+$1,632
Principal + Interest−$1,855
Property Tax (~2.1% TX avg)−$595
Insurance (~0.5%)−$142
Est. Monthly Cash Flow $-960

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 August 5, 2026.

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