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Single family home for sale at 1850 New Castle Ct, Allen, TX 75002 | MLS# 21356039 | Listing updated on 2026-10-30
Photo 1 of Single family home for sale at 1850 New Castle Ct, Allen, TX 75002 | MLS# 21356039 | Listing updated on 2026-10-30
Photo 2 of Single family home for sale at 1850 New Castle Ct, Allen, TX 75002 | MLS# 21356039 | Listing updated on 2026-10-30
Photo 3 of Single family home for sale at 1850 New Castle Ct, Allen, TX 75002 | MLS# 21356039 | Listing updated on 2026-10-30
Photo 4 of Single family home for sale at 1850 New Castle Ct, Allen, TX 75002 | MLS# 21356039 | Listing updated on 2026-10-30
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$3,999,999

Monthly Est:$19,909

  • Beds Icon5 Beds
  • Beds Icon
    7 Baths
  • Beds Icon7,456sqft

1850 New Castle Ct, Allen, TX 75002

$19,909/moEst:

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  • Single Family Residence

  • Built in 2025

  • $-- HOA

  • 2.01 acres lot

  • $536/sq.ft

Description

Experience modern luxury living on 2 private acres in sought-after Lovejoy ISD. This extraordinary 7,456-square-foot custom luxury home by Lone Star Legacy Homes features a detached guest house, 4-car garage, expansive outdoor living and exceptional resort-style potential. Located in an exclusive eight-home enclave in Lucas, this private estate combines sophisticated design, spacious interiors and multigenerational flexibility. Soaring ceilings, hand-scraped white oak floors, oversized windows and an open-concept layout create a bright, inviting atmosphere. The gourmet chef's kitchen features a professional 48-inch gas range, multiple ovens, custom cabinetry and an oversized stone island. The luxurious first-floor primary suite includes a fireplace, beverage bar, custom wardrobe, private safe and storm room, and spa-like bath with heated marble floors, soaking tub and multi-head shower. Designed for entertaining and everyday comfort, the home offers a dedicated home theater with wet bar, game room, executive home office, first-floor fitness room, en-suite bedrooms and two laundry rooms. The detached casita provides a private guest retreat with its own kitchen, living room, bedroom, full bath and laundry, ideal for extended family, guests or multigenerational living. Outside, a covered travertine terrace and outdoor kitchen overlook the expansive grounds, offering exceptional space for a custom swimming pool, pickleball court or resort-inspired backyard oasis. Additional highlights include EV charging, central vacuum, built-in audio, spray-foam insulation, tankless water heaters and fire sprinklers. Discover luxury, privacy and endless possibilities in one of North Texas's most desirable school districts.

  • Houzeo last checked: 1 hour ago
  • Listing updated: October 30, 2026 at 9:09 am
  • Listing Provided by: Bryan Lipchitz (214) 769-9021 | Compass RE Texas, LLC. (214) 814-8100
  • Source: NTREIS MLS-TX | MLS#: 21356039 NTREIS MLS-TX

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    2

  • County

    Collin County

  • City

    Allen

  • Neighborhood

    --

  • Year Built

    2025

  • HOA Fees

    -

  • Finished Area

    7,456 sqft

  • Lot Size

    2.01 acres lot

  • Basement Area

    - sqft

  • MLS Name

    NTREIS MLS

  • MLS Number

    21356039

  • MLS Status

    Active

  • Cumulative Days on Market

    71

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Location

HOA Management

TBD

HOA Fees

$-/ Monthly

Amenities

Amenities and services may be covered by one or multiple associations and service providers.

Insurance Insurance

AssociationManagement AssociationManagement

Disclaimer: Amenities are based on third-party information and may vary; buyers must independently verify all amenities, as information is deemed reliable but not guaranteed.

Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 5

    Bathrooms: 7

  • MediaRoom

    Level: Second

    Area: 1.00 Square Feet

    Dimensions: 1 x 1

  • LivingRoom

    Level: First

    Area: 1.00 Square Feet

    Dimensions: 1 x 1

  • UtilityRoom

    Level: First

    Area: 165.00 Square Feet

    Dimensions: 15 x 11

  • Kitchen

    Level: First

    Area: 285.00 Square Feet

    Dimensions: 19 x 15

  • HalfBath

    Level: First

    Area: 42.00 Square Feet

    Dimensions: 7 x 6

  • PrimaryBathroom

    Level: First

    Area: 272.00 Square Feet

    Dimensions: 17 x 16

  • Bedroom

    Level: Second

    Area: 144.00 Square Feet

    Dimensions: 12 x 12

  • Bedroom

    Level: Second

    Area: 144.00 Square Feet

    Dimensions: 12 x 12

  • Bedroom

    Level: Second

    Area: 120.00 Square Feet

    Dimensions: 10 x 12

  • Bedroom

    Level: First

    Area: 209.00 Square Feet

    Dimensions: 19 x 11

  • PrimaryBedroom

    Level: First

    Area: 448.00 Square Feet

    Dimensions: 28 x 16

Interior

  • Sewer

    Aerobic Septic, None, Septic Tank

  • Appliances

    Some Gas Appliances, Built In Gas Range, Double Oven, Dishwasher, Disposal, Microwave, Plumbed For Gas, Refrigerator, Tankless Water Heater, Vented Exhaust Fan

  • Interior Features

    Chandelier, Central Vacuum, Decorative Designer Lighting Fixtures, Granite Counters, High Speed Internet, In Law Floorplan, Kitchen Island, Multiple Master Suites, Open Floorplan, Pantry, Cable Tv, Vaulted Ceilings, Wired For Data, Natural Woodwork, Walk In Closets, Wired For Sound

  • Heating

    Central, Electric, Energy Star Qualified Equipment, Fireplaces, Heat Pump, Radiant Floor

  • Flooring

    Carpet, Ceramic Tile, Hardwood, Tile, Travertine

  • Exterior Features

    Gas Grill, Outdoor Grill, Rain Gutters

  • Cooling

    Central Air, Ceiling Fans, Electric, Energy Star Qualified Equipment, Multi Units, Zoned

Construction

  • Year Built

    Year Built: 2025

  • Home type

    Single Family Residence

  • Architectural Style

    French Provincial, Other, Detached

  • Property Condition

    New Construction

  • Construction Materials

    Brick

  • Roof

    Asphalt, Shingle

  • Foundation Details

    Pillar Post Pier, Slab

Utilities & Energy

  • Parking Features

    Concrete, Door Multi, Direct Access, Driveway, Epoxy Flooring, Garage Faces Front, Garage, Garage Door Opener

  • Laundry Features

    Washer Hookup, Dryer Hookup, Electric Dryer Hookup, Laundry In Utility Room, Stacked

  • Utilities

    Electricity Connected, Propane, Septic Available, Separate Meters, Sewer Not Available, Water Available, Cable Available

  • Security Features

    Prewired, Security System, Fire Alarm, Fire Sprinkler System, Smoke Detectors, Security Lights, Wireless

  • Water Source

    Public, Water Tap Paid

  • Fireplace Features

    Family Room, Gas, Primary Bedroom, Outside

  • Pool Features

    None

Other Features

  • Disclosures

    Easements

  • Lot Features

    Acreage, Back Yard, Interior Lot, Lawn, Landscaped, Subdivision, Sprinkler System

  • Subdivision Name

    New Castle Estates

  • Patio And Porch Features

    Covered

Price History

DateEventPrice

10/02/2026

Source: mls_logoNTREIS MLS-TX #21356039

Price Decreased

$3,999,999 -3.61%

$536/sqft

08/19/2026

Source: mls_logoNTREIS MLS-TX #21356039

Listed for Sale

$4,150,000

$557/sqft

Nearby Homes

Based on information from the North Texas Real Estate Information Systems, Inc., through Nov 05, 2026, 12:45PM. Information is provided exclusively for consumers’ personal, non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate. This website may not include listings or property addresses of sellers who have directed their listing brokers to withhold their listing or their property address from display on the Internet. ©2026 North Texas Real Estate Information Systems, Inc. All Rights Reserved.

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