About This Home

Beautiful Corner Lot Home! Spacious floor plan featuring 4 bedrooms, 3.5 baths, private office, game room, family room, and multiple living areas. The open-concept kitchen overlooks the family room and offers granite countertops, stainless steel appliances, and ample storage. The current owner thoughtfully added a sunroom and enhanced the backyard with a basketball area, creating the perfect space for family gatherings and outdoor fun. Enjoy the large patio and outdoor living areas ideal for entertaining. Major updates include a new AC and water heater (2025). Conveniently located near shopping, dining, schools, and major commuting routes. Move-in ready! ???

At $165/sqft, this home is 23% 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

100 Sandy Lyle Cv, Round Rock, TX 78664

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Property Details

Price $529,800

Status Active Listing

Beds 4

Full Baths 3

Half Baths 1

Living Area 3,216 sqft

Lot Size 0.25 acres (10,933.56 sqft)

Year Built 2011

Garage 2 spaces

Stories ,

Type Residential · Single Family Residence

Subdivision Forest Creek Sec 38

County Williamson

Zip Code 78664

$/sqft $165/sqft

Days on Market ,

HOA $420/Annually

Annual Tax Est. $12,053.79

Pool Yes

Waterfront ,

New Construction ,

MLS # ACT232322971

List Date June 3, 2026

Elementary School Forest Creek

Middle School Ridgeview

High School Cedar Ridge

School District ,

Have Questions About This Property?

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Price History

How This Ask Has Moved

Original list price versus what this home is asking today. Straight from the ACTRIS MLS feed, no interpretation.

Original ask · June 3, 2026 $549,800

Current ask $529,800

▼ Reduced $20,000 (-3.6%) from original ask

Source: ACTRIS MLS. Price change timestamp reflects the most recent adjustment on record; the feed does not expose intermediate steps between the original ask and today's ask.

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

608 Royal Burgess Dr
Forest Creek $539,000 $168 4 bd / 4 ba 3,202 sqft , 2026-07-10

19921 San Chisolm Dr
Greenridge Phs 2 $500,000 $134 4 bd / 3 ba 3,743 sqft , 2026-08-02

3804 Spyglass Cv
Forest Creek Sec 31 $499,900 $170 4 bd / 3 ba 2,936 sqft , 2025-08-29

2106 Faldo Ln
Forest Creek Sec 18 $499,000 $178 4 bd / 3 ba 2,809 sqft , 2026-06-10

3922 Blue Monster Cv
Forest Creek Sec 19 $565,000 $194 5 bd / 3 ba 2,916 sqft , 2026-07-24

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

$2,543/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

$105,960

20% conventional investment loan

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

Estimated Gross Rent+$2,543

Principal + Interest−$2,891

Property Tax (~2.1% TX avg)−$927

Insurance (~0.5%)−$221

Est. Monthly Cash Flow $-1,496

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 →

About the Author

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 12, 2026.

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

100 Sandy Lyle Cv

Location

Property Details

How This Ask Has Moved

Comparable Listings Right Now

Rental Income Potential

Major Employers Near Round Rock, TX

More Luxury Homes in Round Rock

100 Sandy Lyle Cv

Location

Property Details

How This Ask Has Moved

Comparable Listings Right Now

Rental Income Potential

Major Employers Near Round Rock, TX

More Luxury Homes in Round Rock

Explore Austin Real Estate