$504,400
NEW CONSTRUCTION

331 Mountain Oak Castroville, TX 78009

Estimated payment $3,275/month

4 Beds
3 Baths
2,376 Sq Ft
$212 Price per Sq Ft

Highlights

  • New Construction
  • Wood Flooring
  • Walk-In Pantry
  • Castroville Elementary School Rated A-
  • Covered Patio or Porch
  • 2 Car Attached Garage

About This Home

Welcome to your dream home in the heart of charming Castroville, Texas! This stunning 4-bedroom, 3-bathroom one-story residence offers an incredible blend of luxury, comfort, and convenience. Step through the grand entryway and be greeted by soaring ceilings that create an impressive first impression. The thoughtfully designed open-concept floor plan seamlessly connects the family room, dining area, and gourmet kitchen, making it perfect for entertaining and everyday living. At the center of it all is a massive kitchen island, complemented by beautiful two-tone cabinetry and a convenient butler's pantry/prep kitchen that provides additional storage and workspace for the home chef. The spacious family room is anchored by a cozy fireplace, creating the perfect gathering spot for family and friends. Retreat to the luxurious primary suite featuring a spa-inspired bathroom complete with a relaxing garden tub, ideal for unwinding after a long day. Additional highlights include generously sized secondary bedrooms, three full bathrooms, and an oversized garage storage area the size of an entire room, offering endless possibilities for storage, hobbies, or organization. Located in the picturesque small town of Castroville, you'll enjoy small-town charm while remaining conveniently close to major military installations, shopping, dining, and all that the San Antonio area has to offer. Don't miss this opportunity to own a beautifully designed home that combines modern elegance, exceptional functionality, and a highly desirable location! *Home is currently under construction, est. completion 09/26*

Listing Agent

Katie Craig

Chesmar Homes Listed on: 07/13/2026

Home Details

Home Type

  • Single Family

Year Built

  • Built in 2026 | New Construction

Lot Details

  • 6,970 Sq Ft Lot
  • Fenced
  • Level Lot
  • Sprinkler System

HOA Fees

  • $46 Monthly HOA Fees

Home Design

  • Brick Exterior Construction
  • Slab Foundation
  • Composition Roof
  • Roof Vent Fans
  • Masonry

Interior Spaces

  • 2,376 Sq Ft Home
  • Property has 1 Level
  • Ceiling Fan
  • Chandelier
  • Double Pane Windows
  • Low Emissivity Windows
  • Window Treatments
  • Family Room with Fireplace
  • Combination Dining and Living Room
  • Washer and Dryer Hookup

Kitchen

  • Eat-In Kitchen
  • Walk-In Pantry
  • Butlers Pantry
  • Built-In Oven
  • Cooktop
  • Microwave
  • Ice Maker
  • Dishwasher
  • Disposal

Flooring

  • Wood
  • Carpet
  • Ceramic Tile

Bedrooms and Bathrooms

  • 4 Bedrooms
  • 3 Full Bathrooms
  • Soaking Tub

Home Security

  • Security System Owned
  • Fire and Smoke Detector

Parking

  • 2 Car Attached Garage
  • Oversized Parking
  • Garage Door Opener

Schools

  • Castrovill Elementary School
  • Medina Val Middle School
  • Medina Val High School

Utilities

  • Central Heating and Cooling System
  • SEER Rated 16+ Air Conditioning Units
  • Programmable Thermostat
  • High-Efficiency Water Heater
  • Cable TV Available

Additional Features

  • No Interior Steps
  • ENERGY STAR Qualified Equipment
  • Covered Patio or Porch

Listing and Financial Details

  • Legal Lot and Block 23 / 4

Community Details

Overview

  • $275 HOA Transfer Fee
  • Goodwin & Company Association
  • Built by Chesmar Homes
  • Alsatian Oaks Subdivision
  • Mandatory home owners association

Recreation

  • Park
  • Trails

Security

  • Controlled Access

Home Details

Home Type

Single Family

Year Built

Built in 2026 | New Construction

Lot Details

6,970 Sq Ft Lot

HOA Fees

$46 per month

Listing Details

  • Year Built: 2026
  • Property Sub Type: SFD
  • Prop. Type: RE
  • Lot Size Acres: 0.16
  • Subdivision Name: ALSATIAN OAKS
  • Directions: Merge onto US-90 West toward Del Rio Stay on US-90 W for approximately 25 miles Exit 153 toward Castroville Continue on US-90 W into Castroville Turn left onto Athens Street Arrive at Model Home 242 White Oak, Castroville, TX 78009
  • Unit Levels: _1
  • SAB_EnergyEfficiency: SEERAC, PTHRM, DPWIN, ESAPP, LOEWIN, HEWH, CFANS
  • Cooling_RR: _1CNTR
  • SAB_Exterior_RR: BRICK, _4SDMS, STONE
  • SAB_Fireplace_RR: FAMRM
  • FoundationDetails_RR: SLAB
  • SAB_HeatingFuel_RR: ELEC
  • SAB_Inclusions_RR: CLFNS, CHNDL, WSHCN, DRYCN, CKTOP, BIOVN, MCOVN, DISPL, DSHWR, ICMKR, VNTFN, SMKAL, SSOWN, PRWRD, ELWTR, GARDR, PSTCN, PLUMB
  • SAB_Interior_RR: _1LVAR, LDCMB, EATIN, _2ETAR, ISLKT, WLKIN, UTINS, _1FLRL, HGHCL, OPEN, CABLE, INTRN
  • PoolFeatures_RR: NONE
  • Roof_RR: COMP
  • SAB_WindowCoverings: SOME
  • SAB_Construction_RR: NEW
  • Listoffceaddressstreetname: Satellite Vw
  • HotsheetDate: 2026-07-13T16:11:29Z
  • Price_ Sq Ft: 212.28
  • ArchitecturalStyle_RR: _1STRY
  • SAB_HoaMandatory: MAND
  • SAB_AssocTransferFee: 275.0
  • SAB_Water_sewer_CM: WTRSY, SWRSY
  • SAB_Construction_RINC: NEW
  • Cooling_RINC: _1CNTR
  • SAB_Exterior_RINC: BRICK, _4SDMS, STONE
  • FoundationDetails_RINC: SLAB
  • SAB_HeatingFuel_RINC: ELEC
  • ArchitecturalStyle_RINC: _1STRY
  • Cooling_RLSE: _1CNTR
  • SAB_Exterior_RLSE: BRICK, _4SDMS, STONE
  • SAB_Fireplace_RLSE: FAMRM
  • FoundationDetails_RLSE: SLAB
  • SAB_HeatingFuel_RLSE: ELEC
  • SAB_Inclusions_RLSE: CLFNS, CHNDL, WSHCN, DRYCN, CKTOP, BIOVN, MCOVN, DISPL, DSHWR, ICMKR, VNTFN, SMKAL, SSOWN, PRWRD, ELWTR, GARDR, PSTCN, PLUMB
  • SAB_Interior_RLSE: _1LVAR, LDCMB, EATIN, _2ETAR, ISLKT, WLKIN, UTINS, _1FLRL, HGHCL, OPEN, CABLE, INTRN
  • PoolFeatures_RLSE: NONE
  • Roof_RLSE: COMP
  • SAB_Water_sewer_RLSE: WTRSY, SWRSY
  • SAB_Construction_RLSE: NEW
  • ArchitecturalStyle_RLSE: _1STRY
  • Cooling_CO: _1CNTR
  • SAB_Exterior_CO: BRICK, _4SDMS, STONE
  • SAB_HeatingFuel_CO: ELEC
  • SAB_Inclusions_CO: CLFNS, CHNDL, WSHCN, DRYCN, CKTOP, BIOVN, MCOVN, DISPL, DSHWR, ICMKR, VNTFN, SMKAL, SSOWN, PRWRD, ELWTR, GARDR, PSTCN, PLUMB
  • SAB_Construction_CO: NEW
  • SAB_Exterior_FR: BRICK, _4SDMS, STONE
  • SAB_Water_sewer_FR: WTRSY, SWRSY
  • ArchitecturalStyle_FR: _1STRY
  • Cooling_RESI: _1CNTR
  • SAB_Exterior_RESI: BRICK, _4SDMS, STONE
  • Flooring_RESI: CRPT, CTILE, WOOD
  • FoundationDetails_RESI: SLAB
  • SAB_HeatingFuel_RESI: ELEC
  • SAB_Inclusions_RESI: CLFNS, CHNDL, WSHCN, DRYCN, CKTOP, BIOVN, MCOVN, DISPL, DSHWR, ICMKR, VNTFN, SMKAL, SSOWN, PRWRD, ELWTR, GARDR, PSTCN, PLUMB
  • SAB_Interior_RESI: _1LVAR, LDCMB, EATIN, _2ETAR, ISLKT, WLKIN, UTINS, _1FLRL, HGHCL, OPEN, CABLE, INTRN
  • PoolFeatures_RESI: NONE
  • Roof_RESI: COMP
  • SAB_Water_sewer_RESI: WTRSY, SWRSY
  • SAB_Construction_RESI: NEW
  • ArchitecturalStyle_RESI: _1STRY
  • SAB_AirConditioning: _1CNTR
  • SAB_Exterior_RE: BRICK, _4SDMS, STONE
  • SAB_Fireplace: FAMRM
  • Flooring_RE: CRPT, CTILE, WOOD
  • FoundationDetails_RE: SLAB
  • SAB_HeatingFuel_RE: ELEC
  • SAB_Heating: CNTRL
  • SAB_Inclusions_RE: CLFNS, CHNDL, WSHCN, DRYCN, CKTOP, BIOVN, MCOVN, DISPL, DSHWR, ICMKR, VNTFN, SMKAL, SSOWN, PRWRD, ELWTR, GARDR, PSTCN, PLUMB
  • SAB_Interior_RE: _1LVAR, LDCMB, EATIN, _2ETAR, ISLKT, WLKIN, UTINS, _1FLRL, HGHCL, OPEN, CABLE, INTRN
  • PoolFeatures_RE: NONE
  • Roof_RE: COMP
  • SAB_Water_sewer_RE: WTRSY, SWRSY
  • SAB_Construction_RE: NEW
  • SAB_NumberOfFireplaces: _1
  • ArchitecturalStyle_RE: _1STRY
  • SAB_Exterior_FARM: BRICK, _4SDMS, STONE
  • SAB_Water_sewer_FARM: WTRSY, SWRSY
  • ArchitecturalStyle_FARM: _1STRY
  • SAB_Construction_MF: NEW
  • Cooling_MF: _1CNTR
  • SAB_Exterior_MF: BRICK, _4SDMS, STONE
  • FoundationDetails_MF: SLAB
  • SAB_HeatingFuel_MF: ELEC
  • ArchitecturalStyle_MF: _1STRY
  • Special Features: NewHome

Interior Features

  • Full Bathrooms: 3
  • Total Bedrooms: 4
  • Fireplace Features: FAMRM
  • Living Area: 2376.0
  • Window Features: SOME

Exterior Features

  • Builder Name: Chesmar Homes
  • Pool Private: No
  • AccessibilityFeatures_RR: LVLOT
  • ExteriorFeatures_RR: CVPAT, PVFNC, SPSYS, DBLPN
  • AccessibilityFeatures_CM: LVLOT
  • AccessibilityFeatures_RINC: NOSTP, LVLOT
  • ExteriorFeatures_RINC: CVPAT, DBLPN
  • AccessibilityFeatures_RLSE: LVLOT
  • ExteriorFeatures_RLSE: CVPAT, PVFNC, SPSYS, DBLPN
  • AccessibilityFeatures_CO: NOSTP, LVLOT
  • AccessibilityFeatures_FR: NOSTP, LVLOT
  • AccessibilityFeatures_COMS: LVLOT
  • AccessibilityFeatures_RESI: NOSTP, LVLOT
  • ExteriorFeatures_RESI: CVPAT, PVFNC, SPSYS, DBLPN
  • ExteriorFeatures_RE: CVPAT, PVFNC, SPSYS, DBLPN
  • AccessibilityFeatures_COML: LVLOT
  • AccessibilityFeatures_FARM: NOSTP, LVLOT
  • AccessibilityFeatures_MF: NOSTP, LVLOT
  • ExteriorFeatures_MF: CVPAT, DBLPN

Garage/Parking

  • SAB_GarageParking: _2GAR, ATT, OVRSZ

Utilities

  • Heating_RR: CNTRL
  • Heating_CM: CNTRL
  • Heating_RLSE: CNTRL
  • Heating_CO: CNTRL
  • Heating_COMS: CNTRL
  • Heating_RESI: CNTRL
  • Heating_COML: CNTRL

Condo/Co-op/Association

  • Amenities: CNTRL, PARK, TRAIL
  • Association Fee: 550.0
  • Association Fee Frequency: A
  • Association Name: GOODWIN & COMPANY

Schools

  • Elementary School: CASTROVILL
  • High School: MEDINA_VAL
  • Middle Or Junior School: MEDINA_VAL

Tax Info

  • Tax Block: 4
  • Tax Lot: 23
  • Tax Year: 2026

Map

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Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
07/13/2026 07/13/26 For Sale $504,400 -- $212 / Sq Ft
Source: San Antonio Board of REALTORS®

Source: San Antonio Board of REALTORS®

MLS Number: 1999842

San Antonio Board of REALTORS®
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