4 bed, 4 bath, 4,062 sqft on 0.21 acres in Round Rock. Round Rock, TX 78664. $665,000. Round Rock ISD.
About This Home
Rare opportunity to own a home that stands out from the norm. Designed for both entertaining and everyday comfort, this one-of-a-kind property offers a charming and inviting atmosphere for guests and family alike. Relax poolside or enjoy hours of fun in the game room. Wander through multiple patios that extend your living space outdoors, creating seamless indoor-outdoor flow. At the heart of the home is a versatile courtyard and carport area - perfect for entertaining, sports, lounging, or parking up to 9 vehicles. Laundry is a pleasure in the spacious laundry suite, which opens to a bonus room ideal for reading, music, hobbies, or whatever your heart desires. The guest wing provides privacy and flexibility, featuring two bedrooms and a full bathroom. The downstairs office includes its own exterior entrance through a porte-cochere, offering protected, weather free access - ideal for guests or working from home. Come explore this exceptional home filled with endless possibilities - waiting for you to make it your own.
- Property Type
- Residential
- Year Built
- 2001
- Lot Size
- 0.21 acres
- Price / Sq Ft
- $164
- HOA
- $160/quarter
- Garage
- 3 spaces
- Pool
- Yes
Listing information last updated August 26, 2026.
Listed by Golden Anchor Realty LLC
MLS# 3117287 • Active
IDX inquiries: Keenan Group at Compass · (512) 415-7653
Highlights
Facts & Features
Interior
- Ceiling-High
- Multiple Dining Areas
- Multiple Living Areas
- Walk-In Closet(s)
- Built-In Oven(s)
- Dishwasher
- Disposal
- Gas Cooktop
- Microwave
- Stainless Steel Appliance(s)
- Water Heater
- Water Softener Owned
- Carpet
- Tile
- Wood
- Heating
- Central,Natural Gas
- Cooling
- Central Air
- Fireplaces
- 1
Exterior & Lot
- Brick Veneer
- Interior Lot
- Sprinkler - Automatic
- Masonry
- Wood
- Slab
- Covered
- Patio
- Roof
- Composition
- Lot Size
- 0.21 Acres
- Attached
- Covered
- Door-Multi
- Driveway
- Garage
- Garage Spaces
- 3
- Pool
- Yes
Financial
- HOA Fee
- $160 / quarter
- Original List Price
- $715,000
- Price per Sq Ft
- $164
Utilities
- Electricity Available
- Natural Gas Available
- Water Source
- Public
- Sewer
- Public Sewer
Transaction History
1 record on file
Every recorded listing, sale, and lease at 3959 Lord Byron CIR, whoever represented it.
- ActiveListed 2026Current price: $665,000Original list: $715,000MLS 3117287
- Price changed · February 13, 2026$699,000
- Price changed · June 10, 2026$687,000
- Price changed · July 16, 2026$675,000
- Price changed · August 26, 2026$665,000
Prices shown are list prices. Closed sale prices are available to registered clients in accordance with ACTRIS rules.
Explore this area
Price & Listing History
Price Change with current price, original ask, and market time.
- Current list
- $665,000
- Original list
- $715,000
- Price movement
- $50K reduction
- Listed / DOM
- Jan 8, 2026 · 286 days
Tax Record
Public record data from county appraisal records. Market value can differ from assessed value.
- Assessed Value
- $700,238
- Assessment Year
- 2025
- Year Built
- 2002
- Parcel ID
- R-16-3802-000A-0017
| Year | Taxes | Total Assessment | Land | Additions |
|---|---|---|---|---|
2026-8.7% | — | $639,443 | $108,000 | $531,443 |
2025 | — | $700,238 | $119,000 | $619,325 |
Zoned Schools
Cedar Ridge
Ridgeview
Forest Creek
Zoned assignments come from the property school fields available to us. District context schools are shown only when an assigned tier is missing. Contact the school district directly to verify current boundaries and enrollment eligibility.
20% ($133K)
Adjustable assumption - not a lending recommendation.
$665,000
Luxury property intelligence
Keenan Market Position
A sourced read on Round Rock pricing, timing, and property scale. No automated valuation claim.
List price
$665,000
Price per sqft
$164/sqft
Vs. Neighborhood guide reference price
Not available
Days on market
286 days
Original to current
$50K reduction
$715K original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of Oct 16, 2026.
Request Private Market AnalysisConnect 3959 Lord Byron Cir to the Austin Market
78664 ZIP Guide
ZIP-level neighborhoods, schools, lifestyle, and Austin market context
Round Rock ISD Schools
District guide, nearby schools, and homes by attendance area
Austin Home Valuation
Private Austin CMA, TCAD context, and pricing strategy
Seller Resources
Pricing, prep, launch timing, and Compass marketing strategy
Keenan Group Results
#1 ABOR Team 2024 with $1B+ career sales volume
