Active Listing  ·  168 days on market

640 Martingale St

Georgetown, TX 78633
$450,000
2 Bed 3 Bath 2,209 sqft $204/sqft Built 2022 0.23 acres 2-Car Garage Pool Sun City Nbrhd 78

Welcome to resort-style living in the highly sought-after community of Sun City Texas!

Located at 640 Martingale Street in Georgetown, this beautifully maintained home offers the perfect blend of comfort, convenience, and active adult living. Nestled on a quiet street, you’ll enjoy peaceful surroundings while still being just minutes from top-tier amenities.

Step inside to discover an inviting, open-concept layout filled with natural light, spacious living areas, and a seamless flow that’s perfect for both everyday living and entertaining. The well-appointed kitchen overlooks the main living space, making it easy to stay connected with guests. Generous bedrooms provide a relaxing retreat, while the primary suite offers privacy and comfort.

Out back, unwind on your patio and take in the serene setting—ideal for morning coffee or evening relaxation.

Living in Sun City means access to world-class amenities including golf courses, fitness centers, pools, walking trails, and a vibrant calendar of social activities designed to keep you as active and engaged as you’d like to be.

Whether you’re looking to downsize or embrace a lifestyle upgrade, this home offers the perfect opportunity to enjoy the best of Central Texas living.

At $204/sqft, this home is 11% below the Georgetown active market average of $229/sqft, potentially representing value relative to comparable properties currently on the market. View Austin market report →

Location

640 Martingale St, Georgetown, TX 78633

Property Details

Price $450,000
Status Active Listing
Beds 2
Full Baths 2
Half Baths 1
Living Area 2,209 sqft
Lot Size 0.23 acres (10,040.58 sqft)
Year Built 2022
Garage 2 spaces
Stories ,
Type Residential · Single Family Residence
Subdivision Sun City Nbrhd 78
County Williamson
Zip Code 78633
$/sqft $204/sqft
Days on Market ,
HOA $1,535/Annually
Annual Tax Est. $10,323.97
Pool Yes
Waterfront ,
New Construction ,
MLS # ACT224082904
List Date April 7, 2026
Elementary School NA_Sun_City
Middle School NA_Sun_City
High School NA_Sun_City
School District ,

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

Schedule a Call →

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 · April 7, 2026 $469,900
Current ask $450,000
Reduced $19,900 (-4.2%) 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 Georgetown

Comparable Listings Right Now

Homes currently for sale in Georgetown 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
321 Fieldstone Dr
Sun City
$425,000 $230 2 bd / 2 ba 1,850 sqft , 2026-08-17
636 Martingale St
Sun City Nbrhd 78
$475,000 $257 2 bd / 2 ba 1,851 sqft , 2026-01-01
1114 Martingale St
Sun City Texas
$399,992 $253 2 bd / 2 ba 1,581 sqft , 2026-08-05
101 Copperas Creek Cv
Sun City Texas
$397,500 $232 2 bd / 2 ba 1,712 sqft , 2026-07-23
147 Prairie Creek Trl
Sun City Georgetown Nbhd 47 PUD
$390,000 $228 2 bd / 2 ba 1,712 sqft , 2026-03-20

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
$2,160/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
$90,000
20% conventional investment loan

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

Estimated Gross Rent+$2,160
Principal + Interest−$2,456
Property Tax (~2.1% TX avg)−$788
Insurance (~0.5%)−$188
Est. Monthly Cash Flow $-1,272

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 Georgetown, TX

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

Dell Technologies HQ 20 min S
Apple Campus (Domain) 30 min S
Williamson County jobs hub 5-10 min

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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 19, 2026.

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