Active Listing  ·  19 days on market

3841 Lagoona Dr

Round Rock, TX 78681
$699,000
5 Bed 3 Bath 3,160 sqft $221/sqft Built 2007 0.17 acres 3-Car Garage Pool Mayfield Ranch Sec 06

Beautifully updated 5-bedroom, 3-bath home in sought-after Mayfield Ranch offering approximately 3,160 sq ft, a 3-car garage, multiple living spaces and an impressive two-story family room with soaring ceilings and fireplace. Thoughtfully maintained and extensively upgraded, this home combines generous space and functionality.

The open-concept kitchen connects seamlessly to the family room and features updated appliances, generous cabinetry, ample counter space and a layout designed for everyday living and entertaining. Engineered wood flooring enhances the main level, while newer carpet adds comfort upstairs. The dramatic family room is filled with natural light and highlighted by soaring two-story ceilings. With five bedrooms and multiple living areas, the flexible floor plan provides plenty of room for a home office, game room, guest accommodations or multigenerational living. All three bathrooms have been beautifully updated. Additional upgrades include a roof (2021), updated oven, microwave, dishwasher, kitchen hood and gas range countertop, water softener, updated flooring, newer upstairs carpet, stained exterior brick and updated side fencing. Step outside to a thoughtfully designed backyard retreat featuring an extended patio, gazebo, turf and professional landscaping—ideal for entertaining, relaxing or enjoying low-maintenance outdoor living. The spacious 3-car garage provides additional parking and storage. Conveniently located in Mayfield Ranch with access to neighborhood amenities, parks and trails, plus easy access to major roadways, shopping and dining. With 5 bedrooms, over 3,100 sq ft, a 3-car garage, extensive upgrades and an established Mayfield Ranch location, 3841 Lagoona Dr offers exceptional space and value for buyers looking for a well-cared-for Round Rock home.

At $221/sqft, this home is priced 3% above the Round Rock active market average of $214/sqft, reflecting premium positioning, typically tied to finishes, lot, location, or view. View Austin market report →

Location

3841 Lagoona Dr, Round Rock, TX 78681

Property Details

Price $699,000
Status Active Listing
Beds 5
Full Baths 3
Half Baths ,
Living Area 3,160 sqft
Lot Size 0.17 acres (7,405.2 sqft)
Year Built 2007
Garage 3 spaces
Stories ,
Type Residential · Single Family Residence
Subdivision Mayfield Ranch Sec 06
County Williamson
Zip Code 78681
$/sqft $221/sqft
Days on Market ,
HOA $42/Monthly
Annual Tax Est. $9,557.04
Pool Yes
Waterfront ,
New Construction ,
MLS # ACT241358684
List Date July 27, 2026
Elementary School Chandler Oaks
Middle School Walsh
High School Stony Point
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
4204 Deer Tract St
Brushy Creek North Sec 02
$680,000 $194 5 bd / 3 ba 3,512 sqft , 2026-07-03
4007 Vista Isle Dr
Vista Oaks
$725,000 $220 4 bd / 3 ba 3,293 sqft , 2026-07-08
4406 Cierne Cv
Sendero Spgs Sec 01
$669,000 $181 5 bd / 4 ba 3,703 sqft , 2026-07-01
3219 Ash Glen Ln
Vista Oaks Sec 5B
$729,000 $238 5 bd / 3 ba 3,060 sqft , 2026-04-29
751 Whitetail Dr
Highlands at Mayfield Ranch
$659,000 $188 4 bd / 4 ba 3,505 sqft , 2026-07-16

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
$3,355/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
$139,800
20% conventional investment loan

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

Estimated Gross Rent+$3,355
Principal + Interest−$3,815
Property Tax (~2.1% TX avg)−$1,223
Insurance (~0.5%)−$291
Est. Monthly Cash Flow $-1,974

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 14, 2026.

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