318 Mountain Oak Castroville, TX $ 494,505
318 Mountain Oak
$ 494,505
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318 Mountain Oak

Castroville, TX, 78009
$ 494,505
Bedrooms4 Baths3.0 Sq 2,399

Monthly Estimate*

$ 3,122

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Single Family Home for sale in Castroville, TX

for $494,505 with 4 bedrooms and 3 full baths. This 2,399 square foot home was built in 2026 on a lot size of 0.15.

Stunning 4-bedroom, 3-bath home with a dedicated office, perfectly situated in the charming town of Castroville. This thoughtfully designed home offers the perfect blend of luxury, space, and functionality. The striking all-brick exterior and elegant arched entryway create a beautiful, upscale first impression. Step inside to soaring ceilings in the entry that enhance the home's open and airy feel. The layout features a separate dining room that maintains definition while still flowing seamlessly into the main living areas-ideal for both everyday living and entertaining. Conveniently located just 17 minutes from Lackland Air Force Base, this home offers the charm of small-town living with easy access to nearby amenities. This home truly has it all-space, style, and an unbeatable location. **Photos are representative - not of actual home** Projected to be completed August 2026**

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Single Family Active

Price

$ 494,505

Bedrooms

4

Full Bath

3

Property Type

Single Family

Taxes

$ 0

Style

One Story

Lot Size

0.15

Year Built

2026

Town/City

Castroville

County/Region

Medina

MLS | Web ID

1994081

Features
General
Living Area 2399
Construction New
Green Certification HERS Rated
Heating Central
Cooling One Central
Half Baths 0
Bathrooms 3
HOA Fee 550
Subdivision ALSATIAN OAKS
Builder Chesmar Homes
Class Single Residential
Type Single Family Detached
Style One Story
Roof Composition
Status New
HOA Frequency Annually
Attached Garage Y
HOA Name GOODWIN & COMPANY
Neighborhood Amenities Controlled Access Park/Playground Jogging Trails
Home Faces North
Area 0101
Year Built 2026
High School Medina Valley
School District Medina Valley I.S.D.
Accessibility No Steps Down Level Lot No Stairs
Proposed Terms Conventional FHA VA TX Vet Cash 100% Financing
Elementary School Castroville Elementary
Middle School Medina Valley
Legal Description Lot: 50 Block: 1 Section: 3
Taxes 0
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Exterior
Exterior Brick 4 Sides Masonry Stone/Rock
Foundation Slab
Pool (Y/N) N
Exterior Features Covered Patio Privacy Fence Sprinkler System Double Pane Windows
Pool None
Lot Size 0.15
Water/Sewer Water System Sewer System
Inclusions Ceiling Fans Chandelier Washer Connection Dryer Connection Cook Top Built-In Oven Microwave Oven Disposal Dishwasher Ice Maker Connection Vent Fan Smoke Alarm Security System (Owned) Pre-Wired for Se
Lot Improvements Street Paved Curbs Street Gutters Sidewalks Streetlights
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Interior
Total Bedrooms 4
Full Baths 3
Interior Features One Living Area Separate Dining Room Eat-In Kitchen Two Eating Areas Island Kitchen Walk-In Pantry Study/Library Utility Room Inside 1st Floor Lvl/No Steps High Ceilings Open Floor Plan Cable TV Avai
Stories 1
Flooring Carpeting Ceramic Tile Vinyl
Heating Fuel Electric
# of Fireplaces 1
Family Room Length 18
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* Excluded Features
List By
Katie Craig

Listing Agent

Chesmar Homes

Broker

listings@chesmar.com

Email

Affordability Calculator

$3,122
Per Month
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Monthly Principal & Interest
$3,122
Monthly Property Taxes
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Monthly Home Insurance
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Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
746085 Elementary School
745343 Middle School
Medina Valley High School High School
Pricing History
DatePricePrice ChangeDescription
6/22/2026$494,505 Listed Price

Map


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318 Mountain Oak, Castroville, TX, 78009 is a Single Family Home for sale at $494,505 with 2,399 sqft and a lot size of 0.15. 318 Mountain Oak has 4 bedrooms, 3.0 baths, and was built in 2026. The property's zip code is 78009 which is in Castroville, TX