4 bed, 4 bath, 4,062 sqft on 0.21 acres in Round Rock. Round Rock, TX 78664. $640,000. Round Rock ISD.
About This Home
Welcome to 3959 Lord Byron Circle in the highly sought after Forest Creek neighborhood of Round Rock! This spacious home offers a flexible floor plan with room for everyone, featuring 2 separate living areas, multiple dining spaces, a dedicated office, and a large upstairs bonus room perfect for a game room or media room. There is also a hidden room off of the primary bedroom closet that would make for a great private office, gym, or man cave!
The backyard is built for entertaining with a private pool, rock waterfall and slide, spacious patio, and plenty of room to relax or host friends and family. The home also features a covered carport, courtyard, three-car garage, and an HOA maintained privacy fence.
Inside, you'll find a spacious primary suite, generously sized secondary bedrooms, and a guest bedroom with its own private bathroom, making it ideal for visitors or multigenerational living. With multiple living areas throughout the home, there's plenty of flexibility for entertaining, working from home, or creating spaces that fit your lifestyle.
Just minutes from the Forest Creek amenity center, residents can enjoy tennis courts, a playground, and a community pool. The neighborhood elementary school and Forest Creek Golf Club are also nearby.
Enjoy easy access to some of Round Rock's favorite destinations, including Dell Diamond, Kalahari Resort, Old Settlers Park, and plenty of shopping, dining, and entertainment options. Convenient access to SH 130 and SH 45 makes commuting to major employers and exploring the greater Austin area a breeze.
If you've been looking for a home with plenty of space, a backyard made for entertaining, and a fantastic Round Rock location, this one checks all the boxes!
- Property Type
- Residential
- Year Built
- 2001
- Lot Size
- 0.21 acres
- Price / Sq Ft
- $158
- HOA
- $160/quarter
- Garage
- 3 spaces
- Pool
- Yes
Listing information last updated November 10, 2026.
Listed by All City Real Estate Ltd. Co
MLS# 4399585 • 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
- $640,000
- Price per Sq Ft
- $158
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: $640,000Original list: $640,000MLS 4399585
- Listed · November 9, 2026$640,000
Prices shown are list prices. Closed sale prices are available to registered clients in accordance with ACTRIS rules.
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Price & Listing History
Listed with current price, original ask, and market time.
- Current list
- $640,000
- Original list
- $640,000
- Price movement
- No verified reduction
- Listed / DOM
- Nov 9, 2026 · 1 day
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.
Excluded from this estimate: property taxes and home insurance. Each requires verified amount, cadence or unit, source, and as-of details.
HOA source: MLS Grid / Unlock MLS, as of 2026-11-10T11:12:21.327+00:00; normalized from quarterly dues.
Illustrative down payment
20% ($128K)
Adjustable assumption - not a lending recommendation.
Home price
$640,000
Loan details
Luxury property intelligence
Keenan Market Position
A sourced read on Round Rock pricing, timing, and property scale. No automated valuation claim.
List price
$640,000
Price per sqft
$158/sqft
Vs. Neighborhood guide reference price
Not available
Days on market
1 day
Original to current
No verified reduction
$640K original
Active inventory context
Ask for current inventory
Source: MLS Grid / Unlock MLS and Keenan Group review as of Nov 10, 2026.
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